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Delémont weather & best time to visit

Nature escape

Delémont at a glance

Best time
May – Sep
Warmest month
Jul · 25°
Sunshine a year
1,690 h
Rain a year
1,225 mm
Climate
Continental
Time zone
UTC+1 / UTC+2
Elevation
432 m

Climate in Delémont

Delémont 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 5 °C. With around 1,690 hours of sunshine a year, Delémont 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 Delémont

The best time to visit Delémont is from May to September. Rain is frequent from March to April and from October to January; the wettest month is May with 127 mm.

Delémont through the seasons

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

Delémont in spring

Mar – May

52

Fair

  • 11–19 °C by day
  • 5.3 h of sun a day
  • 44 rainy days in all

Delémont in summer

Jun – Aug

71

Good

  • 23–25 °C by day
  • 7.2 h of sun a day
  • 45 rainy days in all

Delémont in autumn

Sep – Nov

46

Fair

  • 9–20 °C by day
  • 3.6 h of sun a day
  • 39 rainy days in all

Delémont in winter

Dec – Feb

11

Poor

  • 5–7 °C by day
  • 2.4 h of sun a day
  • 39 rainy days in all

Which month for what?

Beach & swimming

No sea nearby

Sea from 21 °C, warm and mostly dry

Sightseeing & hiking

No month

15–28 °C and not too much rain

Rainy months

Mar – Apr, Oct – Jan

Rainy season or more than 12 rainy days

Snow

Nov – Mar

Snow on 2 or more days

Find your perfect month

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

Sunshine
Little rain

Your best months: June, August – September

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

Your holiday weather, at a glance

Weather in October

Weather in October

53

Holiday weather in October

Fair

Best time to visit: May – September

Keep in mindFrequent rain

A typical day in October

  1. Morning, 08:00: about 7°
  2. Midday, 13:00: about 14°
  3. Afternoon, 16:00: about 15°
  4. Evening, 20:00: about 12°
  5. Night, 23:00: about 9°

07:4718:45

Cool evenings: pack a jumper or a jacket.

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

Light for photos in October

Golden hour
Morning 07:28–08:29 · evening 18:03–19:04
Blue hour
Morning 07:16–07:28 · evening 19:04–19:16

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 Delémont compared with home

Home:

Loading the climate at home …

Early or late October?

In October, daytime highs fall from about 18° at the start of the month to 12° at the end. The days get 1.6 h shorter.

Early or late October?
October1 Oct31 Oct
Daytime high18°12°
Night-time low8°4°
Daylight11.8 h10.1 h

What is the weather like in Delémont in October?

In October, Delémont is cool: daytime highs average 15 °C, and nights cool down to about 6 °C. The sun is scarce, with only about 3.4 hours a day. Rain is frequent, with about 13 rainy days and 100 mm in total. All in all, October is a so-so month for a holiday in Delémont.

More details for October

Daylight
10 h 58 min07:47 – 18:45
UV index
3 · moderateclear sky, noon (estimate)All months
Muggy days
0 daysdew point 18 °C or moreAll months
Wind
12 km/haverage daily peakAll months
Cloud cover
71 %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+2offset from UTC

How the score comes together

  • Temperatureweight 50 %82 %
  • Sunshineweight 20 %7 %
  • Few rainy daysweight 30 %36 %

Each factor is rated from 0 to 100 % and weighted for the travel style “Nature escape”.

What to pack in October

  • A jumper for the evenings
  • Rain jacket or umbrella

Compare two months in Delémont

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

vs

July has the better holiday weather in Delémont: score 72 against 53. In July, days are 10 °C warmer than in October. July has 2 more rainy days. The sun shines 4 hours longer a day in July.

October vs July, Delémont
MonthOctoberJuly
Holiday weather score5372better
Daytime high15°25°
Night-time low6°13°
Sunshine3.4 h7.6 hbetter
Rainy days13better15
Rainfall100 mmbetter125 mm
Muggy days0better1

Based on the climate averages 1996–2025.

Delémont month by month

The typical weather for every month at a glance.

10January5° · 2.1 h

In January, Delémont is cold: daytime highs average 5 °C, and nights often drop below freezing (−2 °C). The sun is scarce, with only about 2.1 hours a day. Rain is frequent, with about 13 rainy days and 86 mm in total. Snow falls on about 5 days. All in all, January is not an ideal month for a holiday in Delémont.

Delémont in January
14February7° · 3.1 h

In February, Delémont is cold: daytime highs average 7 °C, and nights often drop below freezing (−2 °C). The sun is scarce, with only about 3.1 hours a day. Rain is frequent, with about 12 rainy days and 74 mm in total. Snow falls on about 4 days. All in all, February is not an ideal month for a holiday in Delémont.

Delémont in February
34March11° · 4.4 h

In March, Delémont is cool: daytime highs average 11 °C, and nights cool down to about 1 °C. Expect around 4.4 hours of sunshine a day. Rain is frequent, with about 13 rainy days and 82 mm in total. Snow falls on about 3 days. All in all, March is not an ideal month for a holiday in Delémont.

Delémont in March
59April15° · 5.6 h

In April, Delémont is cool: daytime highs average 15 °C, and nights cool down to about 3 °C. Expect around 5.6 hours of sunshine a day. Rain is frequent, with about 14 rainy days and 91 mm in total. All in all, April is a so-so month for a holiday in Delémont.

Delémont in April
62May19° · 6.0 h

In May, Delémont is mild: daytime highs average 19 °C, and nights cool down to about 8 °C. Expect around 6.0 hours of sunshine a day. It rains often – on about 17 days, adding up to 127 mm. All in all, May is a good month for a holiday in Delémont.

Delémont in May
69June23° · 7.0 h

In June, Delémont is warm: daytime highs average 23 °C, and nights cool down to about 11 °C. The sun shines for around 7.0 hours a day. It rains often – on about 15 days, adding up to 120 mm. All in all, June is a good month for a holiday in Delémont.

Delémont in June
72July25° · 7.6 h

In July, Delémont is warm: daytime highs average 25 °C, and nights cool down to about 13 °C. The sun shines for around 7.6 hours a day. It rains often – on about 15 days, adding up to 125 mm. All in all, July is a good month for a holiday in Delémont.

Delémont in July
71August25° · 7.0 h

In August, Delémont is warm: daytime highs average 25 °C, and nights cool down to about 13 °C. The sun shines for around 7.0 hours a day. It rains often – on about 15 days, adding up to 126 mm. All in all, August is a good month for a holiday in Delémont.

Delémont in August
70September20° · 5.3 h

In September, Delémont is mild: daytime highs average 20 °C, and nights cool down to about 9 °C. Expect around 5.3 hours of sunshine a day. Rain is frequent, with about 12 rainy days and 96 mm in total. All in all, September is a good month for a holiday in Delémont.

Delémont in September
53October15° · 3.4 h

In October, Delémont is cool: daytime highs average 15 °C, and nights cool down to about 6 °C. The sun is scarce, with only about 3.4 hours a day. Rain is frequent, with about 13 rainy days and 100 mm in total. All in all, October is a so-so month for a holiday in Delémont.

Delémont in October
15November9° · 2.2 h

In November, Delémont is cold: daytime highs average 9 °C, and nights cool down to about 2 °C. The sun is scarce, with only about 2.2 hours a day. Rain is frequent, with about 14 rainy days and 98 mm in total. Snow falls on about 2 days. All in all, November is not an ideal month for a holiday in Delémont.

Delémont in November
8December5° · 1.9 h

In December, Delémont is cold: daytime highs average 5 °C, and nights often drop below freezing (−1 °C). The sun is scarce, with only about 1.9 hours a day. It rains often – on about 14 days, adding up to 100 mm. Snow falls on about 4 days. All in all, December is not an ideal month for a holiday in Delémont.

Delémont in December

Climate in detail

Climate through the year

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

Best time to visit

Nights and sleep in Delémont

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°

ColdOctober: nights around 6°. The room should be heated.

The coolest nights are in January (−2°), the warmest in July (13°). Nights fall below 8 °C on average from October to April, so the room should be heated.

Temperatures through the year

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

OctoberDay 15°Night 6°
DayNight
MonthScoreDayNightSunRain daysRain mm
JanuaryJan105°−2°2.1 h1386
FebruaryFeb147°−2°3.1 h1274
MarchMar3411°1°4.4 h1382
AprilApr5915°3°5.6 h1491
MayMay6219°8°6.0 h17127
JuneJun6923°11°7.0 h15120
JulyJul7225°13°7.6 h15125
AugustAug7125°13°7.0 h15126
SeptemberSep7020°9°5.3 h1296
OctoberOct5315°6°3.4 h13100
NovemberNov159°2°2.2 h1498
DecemberDec85°−1°1.9 h14100

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

47.36° N, 7.34° E · 432 m · Europe/Zurich

Sunshine

Sunshine hours in Delémont

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

Per year
1,690 hours
Sunniest month
Jul · 7.6 h a day
Least sunshine
Dec · 1.9 h a day
OctoberSunshine 3.4 hDaylight 11.0 hShare of daylight 31 %
SunshineDaylight

In October, the sun shines for about 3.4 of 11.0 hours of daylight in Delémont, 31 % 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 Delémont: 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
1,225 mm on 167 days
Wettest month
May · 127 mm
Driest month
Feb · 74 mm
OctoberRainy days 13Rainfall 100 mm

In October, Delémont has about 13 rainy days with 100 mm of rain in total.

Sun protection

UV index in Delémont

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 110 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 Delémont

How breezy and how cloudy Delémont 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
13 km/h · gentle breeze
Windiest month
Feb · 14 km/h
Calmest month
Aug · 11 km/h
OctoberWind 12 km/hBeaufort 3

In October, the wind in Delémont typically peaks at 12 km/h during the day: Beaufort 3, gentle breeze.

Clouds

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

Year average
65 % · variable cloud
Clearest month
Jul · 55 %
Cloudiest month
Nov · 76 %
OctoberCloud cover 71 %Sunshine 3.4 h

In October, cloud covers on average 71 % of the sky over Delémont: mostly cloudy, with about 3.4 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 Delémont

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

Hot days a year
10 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 15 °C

In October, Delémont has about 0 hot days, with an average daytime high of 15 °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 Delémont

Snow is possible in Delémont, but no month makes it likely: 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
19 days
Fresh snow a year
65 cm
Snow possible
Nov – Mar

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 Delémont.

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 Delémont

Weather for your travel dates

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

Delémont 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.

Delémont has its best school-holiday weather during the summer holidays (score 71) and its weakest during the Christmas holidays (score 9).

  • Easter holidays

    Mar – Apr

    52

    Fair

    • 14 °C by day
    • 5.2 h of sun a day
    • 13 rainy days a month

    Keep in mind: Frequent rain, Snow

  • May half-term

    May – Jun

    63

    Good

    • 20 °C by day
    • 6.2 h of sun a day
    • 17 rainy days a month
  • Summer holidays

    Jul – Aug

    71

    GoodBest holidays

    • 25 °C by day
    • 7.2 h of sun a day
    • 15 rainy days a month
  • October half-term

    Oct

    53

    Fair

    • 15 °C by day
    • 3.4 h of sun a day
    • 13 rainy days a month

    Keep in mind: Frequent rain

  • Christmas holidays

    Dec – Jan

    9

    Poor

    • 5 °C by day
    • 2.0 h of sun a day
    • 14 rainy days a month

    Keep in mind: Frequent rain, Snow

Based on the climate averages 1996–2025.

Getting there

Flying from

Nonstop flight
about 1 h 20 min
Distance
720 km
Time zone
UTC+2
Jet lag
Hardly any (under 3 h)

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

Compare & alternatives

Compare

Delémont compared

Put Delémont side by side with another destination.

Nearby:
Compare with home:

Delémont vs Moutier

In October the holiday weather in Delémont and Moutier is about equally good (score 53 vs 50). During the day it is about as warm in Moutier as in Delémont.

Delémont vs Moutier, in October
in OctoberDelémontMoutier
Holiday weather score5350
Daytime high15°15°
Sunshine3 h3 h
Rainy days1313
Best timeMay – SepMay – Sep

Through the year

OctoberDelémont 15°Moutier 15°
DelémontMoutier
Go to Moutier
Ranking

Switzerland in October: the best places

In October, Delémont ranks 9 among the 31 nearest destinations in this country.

  1. Laufen16°59
  2. 2Augusta Raurica16°59
  3. 3Rheinfelden16°59
  4. 4Dornach16°57
  5. 5Liestal15°55
  6. 6Porrentruy15°54
  7. 7Basel16°54
  8. 8Riehen16°54
  9. 9DelémontThis page15°53
All destinations: Switzerland

Near Delémont

Other destinations close by.

Places with a climate like Delémont

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

  1. 92 % similar58DornbirnAustria15°Best time: Apr – Sep
  2. 92 % similar57LustenauAustria15°Best time: Apr – Sep
  3. 91 % similar47BregenzAustria15°Best time: May – Sep
  4. 91 % similar50AltstättenSwitzerland15°Best time: Apr – Sep

Frequently asked questions about Delémont

When is the best time to visit Delémont?

The best time to visit Delémont is from May to September. That is when the holiday weather score, which combines temperature, sea, sunshine and rain, is highest.

What is the warmest month in Delémont?

July is the warmest month, with average highs of 25 °C and nights around 13 °C. January is the coolest month at 5 °C.

When does it rain most in Delémont?

Rain is frequent from March to April and from October to January; the wettest month is May with 127 mm. The driest month is February with 74 mm.

How many hours of sunshine does Delémont get?

Delémont gets around 1,690 hours of sunshine a year. The sunniest month is July with 7.6 hours a day; in December there are 1.9 hours a day.

What time zone is Delémont in?

Delémont is on UTC+1 in January and UTC+2 in July.

How long is the flight from London to Delémont?

A nonstop flight from London to Delémont takes about 1 h 20 min, for a straight-line distance of about 720 km.

Which school holidays are best for Delémont?

Delémont has its best school-holiday weather during the summer holidays (score 71) and its weakest during the Christmas holidays (score 9). Holiday ratings (0–100): Easter holidays 52, May half-term 63, summer holidays 71, October half-term 53, Christmas holidays 9.