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Shediac weather & best time to visit

Sun, sea & sand

Shediac at a glance

Best time
Jul – Aug
Warmest month
Jul · 25°
Warmest sea
Aug · 18.7°
Sunshine a year
1,990 h
Rain a year
1,097 mm
Climate
Continental
Time zone
UTC−4 / UTC−3
Elevation
16 m

Climate in Shediac

Shediac has mild to warm summers and cold winters with occasional snow. July is the warmest month with average highs of 25 °C, while January is the coolest at −2 °C. With around 1,990 hours of sunshine a year, Shediac is moderately sunny; July is the sunniest month with 7.6 hours a day.

Holiday weather through the year

Best time to visit

Best time to visit Shediac

The best time to visit Shediac is from July to August. The sea stays too cool for a classic beach holiday: even in August it only reaches 18.7 °C. For sightseeing, day trips and hiking, conditions are most comfortable from May to September. Rain is frequent in April and in December; the wettest month is December with 110 mm.

Shediac through the seasons

How the weather changes over the seasons, with averages for each.

Shediac in spring

Mar – May

19

Poor

  • 2–15 °C by day
  • Sea 2 °C
  • 6.0 h of sun a day
  • 36 rainy days in all

Shediac in summer

Jun – Aug

52

Fair

  • 21–25 °C by day
  • Sea 16 °C
  • 7.3 h of sun a day
  • 33 rainy days in all

Shediac in autumn

Sep – Nov

19

Poor

  • 7–20 °C by day
  • Sea 12 °C
  • 4.6 h of sun a day
  • 31 rainy days in all

Shediac in winter

Dec – Feb

12

Poor

  • −2–1 °C by day
  • Sea 0 °C
  • 3.8 h of sun a day
  • 34 rainy days in all

Which month for what?

Beach & swimming

No month

Sea from 21 °C, warm and mostly dry

Sightseeing & hiking

May – Sep

15–28 °C and not too much rain

Rainy months

Apr, Dec

Rainy season or more than 12 rainy days

Snow

Nov – Apr

Snow on 2 or more days

Find your perfect month

Tell us what you like and we rate every month in Shediac for you.

Swimming in the sea
Sunshine
Little rain

Your best months: July – August

Based on the climate averages; tap a month to see its details.

Your holiday weather, at a glance

Weather in October

Weather in October

15

Holiday weather in October

Poor

Best time to visit: July – August

A typical day in October

  1. Morning, 08:00: about 6°
  2. Midday, 13:00: about 13°
  3. Afternoon, 16:00: about 13°
  4. Evening, 20:00: about 10°
  5. Night, 23:00: about 8°

07:3418:34

Cold evenings: bring a warm jacket.

Estimated from the average high and low: coolest around sunrise, warmest in mid-afternoon.

Light for photos in October

Golden hour
Morning 07:15–08:14 · evening 17:53–18:53
Blue hour
Morning 07:03–07:15 · evening 18:53–19:04

Golden hour: the sun between 4° below and 6° above the horizon; blue hour: 6° to 4° below it. Times for the 15th of the month; mountains and clouds shift the light.

October in Shediac compared with home

Home:

Loading the climate at home …

Early or late October?

In October, daytime highs fall from about 17° at the start of the month to 10° at the end. The sea cools from 15° to 10°. The days get 1.5 h shorter.

Early or late October?
October1 Oct31 Oct
Daytime high17°10°
Night-time low8°3°
Sea15°10°
Daylight11.8 h10.2 h

What is the weather like in Shediac in October?

In October, Shediac is cool: daytime highs average 14 °C, and nights cool down to about 5 °C. The sea averages 12.7 °C – swimming is only for the hardy. Expect around 4.5 hours of sunshine a day. Rain is frequent, with about 11 rainy days and 98 mm in total. All in all, October is not an ideal month for a holiday in Shediac.

More details for October

Daylight
11 h 0 min07:34 – 18:34
UV index
3 · moderateclear sky, noon (estimate)All months
Muggy days
0 daysdew point 18 °C or moreAll months
Wind
23 km/haverage daily peakAll months
Cloud cover
62 %on averageAll months
Hot days
0 days30 °C or moreAll months
Snow days
0 days1 cm or more of fresh snowAll months
Time zone
UTC−3offset from UTC

How the score comes together

  • Temperatureweight 35 %0 %
  • Seaweight 25 %0 %
  • Sunshineweight 20 %25 %
  • Few rainy daysweight 20 %52 %

Each factor is rated from 0 to 100 % and weighted for the travel style “Sun, sea & sand”.

What to pack in October

  • A jumper for the evenings
  • Rain jacket or umbrella

Compare two months in Shediac

Pick two months to see how the weather differs. A tick marks the clearly better value; for temperatures it depends on your plans.

vs

August has the better holiday weather in Shediac: score 63 against 15. In August, days are 10 °C warmer than in October. The sea is 6 °C warmer in August. August has one rainy day fewer. The sun shines 3 hours longer a day in August.

October vs August, Shediac
MonthOctoberAugust
Holiday weather score1563better
Daytime high14°24°
Night-time low5°15°
Sea12.7°18.7°
Sunshine4.5 h7.1 hbetter
Rainy days1110better
Rainfall98 mm78 mmbetter
Muggy days0better5

Based on the climate averages 1996–2025.

Shediac month by month

The typical weather for every month at a glance.

11January−2° · Sea −1° · 3.7 h

In January, Shediac is bitterly cold: daytime highs average −2 °C, and nights often drop below freezing (−12 °C). The sea averages −0.6 °C – swimming is only for the hardy. The sun is scarce, with only about 3.7 hours a day. Precipitation falls on about 12 days, totalling 94 mm; on about 8 of them it snows. All in all, January is not an ideal month for a holiday in Shediac.

Shediac in January
16February−2° · Sea −1° · 4.6 h

In February, Shediac is bitterly cold: daytime highs average −2 °C, and nights often drop below freezing (−11 °C). The sea averages −0.8 °C – swimming is only for the hardy. Expect around 4.6 hours of sunshine a day. Precipitation falls on about 10 days, totalling 84 mm; on about 7 of them it snows. All in all, February is not an ideal month for a holiday in Shediac.

Shediac in February
17March2° · Sea −1° · 5.3 h

In March, Shediac is bitterly cold: daytime highs average 2 °C, and nights often drop below freezing (−6 °C). The sea averages −0.7 °C – swimming is only for the hardy. Expect around 5.3 hours of sunshine a day. Precipitation falls on about 12 days, totalling 99 mm; on about 7 of them it snows. All in all, March is not an ideal month for a holiday in Shediac.

Shediac in March
18April9° · Sea 1° · 5.9 h

In April, Shediac is cold: daytime highs average 9 °C, and nights cool down to about 0 °C. The sea averages 1.1 °C – swimming is only for the hardy. Expect around 5.9 hours of sunshine a day. Rain is frequent, with about 12 rainy days and 86 mm in total. Snow falls on about 4 days. All in all, April is not an ideal month for a holiday in Shediac.

Shediac in April
22May15° · Sea 7° · 6.9 h

In May, Shediac is cool: daytime highs average 15 °C, and nights cool down to about 6 °C. The sea averages 6.5 °C – swimming is only for the hardy. The sun shines for around 6.9 hours a day. Rain is frequent, with about 12 rainy days and 79 mm in total. All in all, May is not an ideal month for a holiday in Shediac.

Shediac in May
33June21° · Sea 12° · 7.2 h

In June, Shediac is mild: daytime highs average 21 °C, and nights cool down to about 11 °C. The sea averages 12.4 °C – swimming is only for the hardy. The sun shines for around 7.2 hours a day. Rain is frequent, with about 12 rainy days and 90 mm in total. All in all, June is not an ideal month for a holiday in Shediac.

Shediac in June
60July25° · Sea 17° · 7.6 h

In July, Shediac is warm: daytime highs average 25 °C, and nights cool down to about 15 °C. The sea averages 17.2 °C – bracing, so a wetsuit helps for longer swims. The sun shines for around 7.6 hours a day. Rain is frequent, with about 11 rainy days and 85 mm in total. All in all, July is a good month for a holiday in Shediac.

Shediac in July
63August24° · Sea 19° · 7.1 h

In August, Shediac is warm: daytime highs average 24 °C, and nights cool down to about 15 °C. The sea averages 18.7 °C – bracing, so a wetsuit helps for longer swims. The sun shines for around 7.1 hours a day. Rain is frequent, with about 10 rainy days and 78 mm in total. All in all, August is a good month for a holiday in Shediac.

Shediac in August
30September20° · Sea 17° · 6.1 h

In September, Shediac is mild: daytime highs average 20 °C, and nights cool down to about 11 °C. The sea averages 16.7 °C – swimming is only for the hardy. Expect around 6.1 hours of sunshine a day. Rain is frequent, with about 9 rainy days and 96 mm in total. All in all, September is not an ideal month for a holiday in Shediac.

Shediac in September
15October14° · Sea 13° · 4.5 h

In October, Shediac is cool: daytime highs average 14 °C, and nights cool down to about 5 °C. The sea averages 12.7 °C – swimming is only for the hardy. Expect around 4.5 hours of sunshine a day. Rain is frequent, with about 11 rainy days and 98 mm in total. All in all, October is not an ideal month for a holiday in Shediac.

Shediac in October
11November7° · Sea 7° · 3.2 h

In November, Shediac is cold: daytime highs average 7 °C, and nights cool down to about 0 °C. The sea averages 7.3 °C – swimming is only for the hardy. The sun is scarce, with only about 3.2 hours a day. Rain is frequent, with about 11 rainy days and 100 mm in total. Snow falls on about 3 days. All in all, November is not an ideal month for a holiday in Shediac.

Shediac in November
9December1° · Sea 2° · 3.1 h

In December, Shediac is bitterly cold: daytime highs average 1 °C, and nights often drop below freezing (−6 °C). The sea averages 2.0 °C – swimming is only for the hardy. The sun is scarce, with only about 3.1 hours a day. Precipitation falls on about 12 days, totalling 110 mm; on about 7 of them it snows. All in all, December is not an ideal month for a holiday in Shediac.

Shediac in December

Climate through the year

Long-term monthly averages. Tap a month to see its details.

Best time to visit

Nights and sleep in Shediac

How warm the nights get in each month, from the mean night-time low. Tap a month for details.

  • Frost below 0°
  • Cold 0–8°
  • Cool 8–15°
  • Pleasant 15–20°

ColdOctober: nights around 5°. The room should be heated.

The coolest nights are in January (−12°), the warmest in July (15°). Nights are pleasant for sleeping (15 to 20 °C) from July to August. Nights fall below 8 °C on average from October to May, so the room should be heated.

Temperatures through the year

Average daytime high, night-time low and sea temperature per month.

OctoberDay 14°Night 5°Sea 13°
DayNightSea
MonthScoreDayNightSeaSunRain daysRain mm
JanuaryJan11−2°−12°−0.6°3.7 h1294
FebruaryFeb16−2°−11°−0.8°4.6 h1084
MarchMar172°−6°−0.7°5.3 h1299
AprilApr189°0°1.1°5.9 h1286
MayMay2215°6°6.5°6.9 h1279
JuneJun3321°11°12.4°7.2 h1290
JulyJul6025°15°17.2°7.6 h1185
AugustAug6324°15°18.7°7.1 h1078
SeptemberSep3020°11°16.7°6.1 h996
OctoberOct1514°5°12.7°4.5 h1198
NovemberNov117°0°7.3°3.2 h11100
DecemberDec91°−6°2.0°3.1 h12110

Climate averages 1996–2025 (sunshine partly WMO station normals 1991–2020), not a forecast. Data: Copernicus ERA5 / ERA5-Land via Open-Meteo.com (CC BY 4.0), NOAA OISST, WMO 1991–2020 (NOAA NCEI), GeoNames (CC BY 4.0). Sources & licences

46.22° N, 64.54° W · 16 m · America/Moncton

Swimming calendar

Sea temperature in Shediac

Monthly sea surface temperature with the range of cooler and warmer years.

Sea in October12.7°Ccold

8 in 10 years: 11.4 – 14.0 °C

Swimming season: Always below 20 °C

  • cold
  • fresh
  • refreshing
  • pleasant
  • warm
  • very warm
OctoberMean sea temperature 12.7°8 in 10 years 11.4° – 14.0°
20°
Mean sea temperature8 in 10 years20 °C – comfortable for swimming

The sea temperature in Shediac ranges from −0.8 °C in February to 18.7 °C in August. Even at its warmest the sea stays below 20 °C, so swimming is bracing at best.

The sea warms up slowly: it is warmest in August, while the air already peaks in July. From November to February the sea is even warmer than the afternoon air. The sea temperature varies from year to year: in August, eight out of ten years were between 17.5 and 19.9 °C.

Sea temperature by month
MonthAverageCool yearWarm yearFeels
JanuaryJan−0.6°−1.4°0.1°cold
FebruaryFeb−0.8°−1.5°−0.1°cold
MarchMar−0.7°−1.4°0.0°cold
AprilApr1.1°−0.1°2.7°cold
MayMay6.5°4.4°8.0°cold
JuneJun12.4°11.0°13.5°cold
JulyJul17.2°16.1°18.2°fresh
AugustAug18.7°17.5°19.9°fresh
SeptemberSep16.7°15.7°17.9°cold
OctoberOct12.7°11.4°14.0°cold
NovemberNov7.3°6.1°8.4°cold
DecemberDec2.0°0.9°3.3°cold
Sunshine

Sunshine hours in Shediac

Average hours of bright sunshine per day, next to the length of the day. Tap a month to select it.

Per year
1,990 hours
Sunniest month
Jul · 7.6 h a day
Least sunshine
Dec · 3.1 h a day
OctoberSunshine 4.5 hDaylight 11.0 hShare of daylight 41 %
SunshineDaylight

In October, the sun shines for about 4.5 of 11.0 hours of daylight in Shediac, 41 % of the daylight hours.

Sunshine hours: estimated from radiation data (ERA5, 1996–2025) and calibrated against measured station values; no weather station is close enough here. Daylight is the time from sunrise to sunset on the 15th of the month.

Rain

Rain in Shediac: rainy days and rainfall

A rainy day is a day with at least 1 mm of rain or snow; the amount is what falls in the whole month. Tap a month to select it.

Per year
1,097 mm on 134 days
Wettest month
Dec · 110 mm
Driest month
Aug · 78 mm
OctoberRainy days 11Rainfall 98 mm

In October, Shediac has about 11 rainy days with 98 mm of rain in total.

Sun protection

UV index in Shediac

How strong the sun is at noon, month by month, and how quickly unprotected skin burns.

Clear-sky UV in October
3 · moderateAround midday seek shade; use sunscreen, a hat and sunglasses.

The sun is strongest in June (UV 9).

Minutes until sunburn in October

Very fair skin
about 50 min
Fair skin
about 60 min
Light brown skin
about 85 min
Olive skin
about 105 min

Rough guide for unprotected skin at noon under a clear sky; clouds lengthen the time, water, sand and snow shorten it. Sunscreen extends the time only partly.

Monthly values: clear-sky noon estimate from the sun's angle, ozone and altitude. UV today: Open-Meteo forecast.

Wind & clouds

Wind and clouds in Shediac

How breezy and how cloudy Shediac is through the year. Tap a month to select it on the whole page.

Wind

Typical daily peak of the wind in km/h: what the afternoon breeze usually reaches, not the gusts.

Year average
23 km/h · moderate breeze
Windiest month
Dec · 26 km/h
Calmest month
Aug · 19 km/h
OctoberWind 23 km/hBeaufort 4
20
WindBeaufort 4

In October, the wind in Shediac typically peaks at 23 km/h during the day: Beaufort 4, moderate breeze.

Breezy months for windsurfing and kiting

From Beaufort 4 (20 km/h) the daily breeze is usually enough for windsurfing and often for kiting: Sep – Jun.

Clouds

Average share of the sky covered by cloud, day and night.

Year average
64 % · variable cloud
Clearest month
Sep · 57 %
Cloudiest month
Apr · 68 %
OctoberCloud cover 62 %Sunshine 4.5 h

In October, cloud covers on average 62 % of the sky over Shediac: variable cloud, with about 4.5 hours of sunshine a day.

Wind: mean daily maximum of the hourly wind 10 m above ground (ERA5, 1996–2025). Gusts are stronger, and the model grid of about 28 km smooths out local effects such as capes and valley winds. Clouds: mean total cloud cover of all layers over day and night (ERA5, 1996–2025). Thin high cloud counts as cover even when the sun still shines through.

Heat & humidity

Heat and humidity in Shediac

How often the day gets hot in Shediac (30 °C and more), and in which months heat and humidity come together. Tap a month to select it.

Hot days a year
3 days
Hottest month
Jul · 25 °C
Hot months
none

Heat calendar

  • pleasant
  • some hot or muggy days
  • often muggy
  • often hot
  • hot and muggy
OctoberHot days (30 °C+) 0Daytime high 14 °C

In October, Shediac has about 0 hot days, with an average daytime high of 14 °C: pleasant. Heat plays no part this month.

Hot days reach at least 30 °C; a month counts as muggy when the mean dew point reaches 18 °C on at least 15 days. Averages from ERA5 and ERA5-Land, 1996–2025. Muggy nights through the year

Snow

Snow in Shediac

When Shediac is likely to be white: the chance of seeing snow during a week's stay, the days with fresh snow and how much falls. Tap a month to select it.

Snow days a year
36 days
Fresh snow a year
205 cm
Snowy months
Dec – Apr

Snow calendar

  • hardly any
  • possible
  • likely
  • very likely
OctoberDays with fresh snow 0Fresh snow 1 cmChance of snow 3 / 100

In October, it hardly ever snows in Shediac.

Snow days bring at least 1 cm of fresh snow. Fresh snow comes from ERA5 snowfall (1996–2025) at the height of the place, not on the slopes above it; the snow chance also weighs whether the snow settles. An estimate from climate averages, not a snow report.

Planning a trip to Shediac

Weather for your travel dates

Pick your arrival and length of stay, and we sum up the weather to expect.

Shediac in the school holidays

How the weather suits the usual holiday periods. Dates vary by school and region, so each holiday uses the months it usually falls in.

Shediac has its best school-holiday weather during the summer holidays (score 62) and its weakest during the Christmas holidays (score 10).

  • Easter holidays

    Mar – Apr

    18

    Poor

    • 7 °C by day
    • Sea 1 °C
    • 5.7 h of sun a day
    • 12 rainy days a month

    Keep in mind: Frequent rain, Snow

  • May half-term

    May – Jun

    24

    Poor

    • 16 °C by day
    • Sea 8 °C
    • 7.0 h of sun a day
    • 12 rainy days a month

    Good for: Sightseeing & walks

  • Summer holidays

    Jul – Aug

    62

    GoodBest holidays

    • 25 °C by day
    • Sea 18 °C
    • 7.3 h of sun a day
    • 10 rainy days a month

    Good for: Sightseeing & walks

  • October half-term

    Oct

    15

    Poor

    • 14 °C by day
    • Sea 13 °C
    • 4.5 h of sun a day
    • 11 rainy days a month
  • Christmas holidays

    Dec – Jan

    10

    Poor

    • 0 °C by day
    • Sea 1 °C
    • 3.4 h of sun a day
    • 12 rainy days a month

    Keep in mind: Frequent rain, Snow

Based on the climate averages 1996–2025.

Getting there

Flying from

Nonstop flight
about 6 h
Distance
4,570 km
Time zone
UTC−3
Jet lag
About 3 days (4 h west)

Rule of thumb for flying west: for a few days before, stay up a little later, and get afternoon and evening light at your destination.

Estimated from the straight-line distance: 30 minutes for take-off and landing plus 830 km/h cruising speed.

Compare & alternatives

Compare

Shediac compared

Put Shediac side by side with another destination.

Nearby:
Compare with home:

Shediac vs Moncton

In October the holiday weather in Shediac and Moncton is about equally good (score 15 vs 15). During the day it is about as warm in Moncton as in Shediac. The sea is about equally warm. Moncton gets one hour less sunshine a day.

Shediac vs Moncton, in October
in OctoberShediacMoncton
Holiday weather score1515
Daytime high14°14°
Sea13°13°
Sunshine5 h4 h
Rainy days1111
Best timeJul – AugAug

Through the year

OctoberShediac 14°Moncton 14°
ShediacMoncton
Go to Moncton
Ranking

Canada in October: the best places

In October, Shediac ranks 21 among the 31 nearest destinations in this country.

  1. St. Andrews14°12°57
  2. 2Yarmouth14°12°56
  3. 3Wolfville14°13°54
  4. 4Halifax14°14°53
  5. 5Digby14°12°51
  6. 6Antigonish15°50
  7. 7Miramichi13°49
  8. 8Saint John14°12°49
  9. 21ShediacThis page14°13°15
All destinations: Canada

Near Shediac

Other destinations close by.

Places with a climate like Shediac

Destinations whose weather through the year is closest to Shediac's – good alternatives.

  1. 84 % similar13New GlasgowCanada14°13°Best time: Jul – Aug
  2. 80 % similar14Bathurst, New BrunswickCanada13°10°Best time: Aug
  3. 78 % similar14Sydney, Nova ScotiaCanada14°13°Best time: Aug
  4. 71 % similar38Percé, GaspéCanada12°9°Best time: Jun – Sep

Frequently asked questions about Shediac

When is the best time to visit Shediac?

The best time to visit Shediac is from July to August. That is when the holiday weather score, which combines temperature, sea, sunshine and rain, is highest.

How warm is the sea in Shediac?

The sea temperature in Shediac ranges from −0.8 °C in February to 18.7 °C in August. Even at its warmest the sea stays below 20 °C, so swimming is bracing at best.

Can you swim in Shediac in October?

Only if you don't mind cold water: in October the sea averages just 12.7 °C. Comfortable swimming temperatures are not reached at any time of year.

What is the warmest month in Shediac?

July is the warmest month, with average highs of 25 °C and nights around 15 °C. January is the coolest month at −2 °C.

When does it rain most in Shediac?

Rain is frequent in April and in December; the wettest month is December with 110 mm. The driest month is August with 78 mm.

How many hours of sunshine does Shediac get?

Shediac gets around 1,990 hours of sunshine a year. The sunniest month is July with 7.6 hours a day; in December there are 3.1 hours a day.

What time zone is Shediac in?

Shediac is on UTC−4 in January and UTC−3 in July.

How long is the flight from London to Shediac?

A nonstop flight from London to Shediac takes about 6 h, for a straight-line distance of about 4,570 km.

Which school holidays are best for Shediac?

Shediac has its best school-holiday weather during the summer holidays (score 62) and its weakest during the Christmas holidays (score 10). Holiday ratings (0–100): Easter holidays 18, May half-term 24, summer holidays 62, October half-term 15, Christmas holidays 10.