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100 Mile House weather & best time to visit

Nature escape

100 Mile House at a glance

Best time
May – Sep
Warmest month
Jul · 24°
Sunshine a year
2,140 h
Rain a year
578 mm
Climate
Continental
Time zone
UTC−8 / UTC−7
Elevation
928 m

Climate in 100 Mile House

100 Mile House has mild to warm summers and cold winters with occasional snow. July is the warmest month with average highs of 24 °C, while December is the coolest at −3 °C. With around 2,140 hours of sunshine a year, 100 Mile House is moderately sunny; July is the sunniest month with 9.8 hours a day.

Holiday weather through the year

Best time to visit

Best time to visit 100 Mile House

The best time to visit 100 Mile House is from May to September. For sightseeing, day trips and hiking, conditions are most comfortable from July to September. Rain is frequent from October to November; the wettest month is June with 73 mm.

100 Mile House through the seasons

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

100 Mile House in spring

Mar – May

53

Fair

  • 6–18 °C by day
  • 6.7 h of sun a day
  • 30 rainy days in all

100 Mile House in summer

Jun – Aug

85

Excellent

  • 21–24 °C by day
  • 8.9 h of sun a day
  • 32 rainy days in all

100 Mile House in autumn

Sep – Nov

40

Fair

  • 3–19 °C by day
  • 4.5 h of sun a day
  • 35 rainy days in all

100 Mile House in winter

Dec – Feb

18

Poor

  • −3–0 °C by day
  • 3.3 h of sun a day
  • 31 rainy days in all

Which month for what?

Beach & swimming

No sea nearby

Sea from 21 °C, warm and mostly dry

Sightseeing & hiking

Jul – Sep

15–28 °C and not too much rain

Rainy months

Oct – Nov

Rainy season or more than 12 rainy days

Snow

Oct – Apr

Snow on 2 or more days

Find your perfect month

Tell us what you like and we rate every month in 100 Mile House for you.

Sunshine
Little rain

Your best months: June – 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

29

Holiday weather in October

Poor

Best time to visit: May – September

Keep in mindFrequent rainSnow

A typical day in October

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

07:2718:14

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 07:07–08:13 · evening 17:28–18:35
Blue hour
Morning 06:54–07:07 · evening 18:35–18:48

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 100 Mile House compared with home

Home:

Loading the climate at home …

Early or late October?

In October, daytime highs fall from about 14° at the start of the month to 6° at the end. The days get 1.9 h shorter.

Early or late October?
October1 Oct31 Oct
Daytime high14°6°
Night-time low3°−2°
Daylight11.7 h9.8 h

What is the weather like in 100 Mile House in October?

In October, 100 Mile House is cool: daytime highs average 10 °C, and nights cool down to about 1 °C. Expect around 4.3 hours of sunshine a day. Rain is frequent, with about 12 rainy days and 56 mm in total. Snow falls on about 2 days. All in all, October is not an ideal month for a holiday in 100 Mile House.

More details for October

Daylight
10 h 47 min07:27 – 18:14
UV index
2 · lowclear sky, noon (estimate)All months
Muggy days
0 daysdew point 18 °C or moreAll months
Wind
15 km/haverage daily peakAll months
Cloud cover
66 %on averageAll months
Hot days
0 days30 °C or moreAll months
Snow days
2 days1 cm or more of fresh snowAll months
Time zone
UTC−7offset from UTC

How the score comes together

  • Temperatureweight 50 %24 %
  • Sunshineweight 20 %22 %
  • Few rainy daysweight 30 %40 %

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
  • Hat, scarf & gloves
  • Rain jacket or umbrella

Compare two months in 100 Mile House

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 100 Mile House: score 91 against 29. In August, days are 14 °C warmer than in October. August has 4 fewer rainy days. The sun shines 4 hours longer a day in August.

October vs August, 100 Mile House
MonthOctoberAugust
Holiday weather score2991better
Daytime high10°24°
Night-time low1°11°
Sunshine4.3 h8.7 hbetter
Rainy days128better
Rainfall56 mm43 mmbetter

Based on the climate averages 1996–2025.

100 Mile House month by month

The typical weather for every month at a glance.

15January−2° · 2.9 h

In January, 100 Mile House is bitterly cold: daytime highs average −3 °C, and nights often drop below freezing (−11 °C). The sun is scarce, with only about 2.9 hours a day. Precipitation falls on about 11 days, totalling 41 mm; on about 9 of them it snows. All in all, January is not an ideal month for a holiday in 100 Mile House.

100 Mile House in January
25February0° · 4.4 h

In February, 100 Mile House is bitterly cold: daytime highs average 0 °C, and nights often drop below freezing (−10 °C). Expect around 4.4 hours of sunshine a day. Precipitation falls on about 9 days, totalling 31 mm; on about 7 of them it snows. All in all, February is not an ideal month for a holiday in 100 Mile House.

100 Mile House in February
28March6° · 5.4 h

In March, 100 Mile House is cold: daytime highs average 6 °C, and nights often drop below freezing (−6 °C). Expect around 5.4 hours of sunshine a day. Rain falls on about 9 days, adding up to 31 mm. Snow falls on about 5 days. All in all, March is not an ideal month for a holiday in 100 Mile House.

100 Mile House in March
51April11° · 6.9 h

In April, 100 Mile House is cool: daytime highs average 11 °C, and nights often drop below freezing (−1 °C). The sun shines for around 6.9 hours a day. Rain falls on about 9 days, adding up to 34 mm. Snow falls on about 2 days. All in all, April is a so-so month for a holiday in 100 Mile House.

100 Mile House in April
79May18° · 7.9 h

In May, 100 Mile House is mild: daytime highs average 18 °C, and nights cool down to about 4 °C. The sun shines for around 7.9 hours a day. Rain is frequent, with about 12 rainy days and 60 mm in total. All in all, May is a good month for a holiday in 100 Mile House.

100 Mile House in May
77June21° · 8.2 h

In June, 100 Mile House is mild: daytime highs average 21 °C, and nights cool down to about 8 °C. The sun shines for around 8.2 hours a day. Rain is frequent, with about 14 rainy days and 73 mm in total. All in all, June is a good month for a holiday in 100 Mile House.

100 Mile House in June
86July24° · 9.8 h

In July, 100 Mile House is warm: daytime highs average 24 °C, and nights cool down to about 11 °C. With around 9.8 hours of sunshine a day, there is plenty of sun. Rain is frequent, with about 11 rainy days and 62 mm in total. All in all, July is an excellent month for a holiday in 100 Mile House.

100 Mile House in July
91August24° · 8.7 h

In August, 100 Mile House is warm: daytime highs average 24 °C, and nights cool down to about 11 °C. The sun shines for around 8.7 hours a day. Rain falls on about 8 days, adding up to 43 mm. All in all, August is an excellent month for a holiday in 100 Mile House.

100 Mile House in August
79September19° · 6.4 h

In September, 100 Mile House is mild: daytime highs average 19 °C, and nights cool down to about 6 °C. Expect around 6.4 hours of sunshine a day. Rain is frequent, with about 10 rainy days and 54 mm in total. All in all, September is a good month for a holiday in 100 Mile House.

100 Mile House in September
29October10° · 4.3 h

In October, 100 Mile House is cool: daytime highs average 10 °C, and nights cool down to about 1 °C. Expect around 4.3 hours of sunshine a day. Rain is frequent, with about 12 rainy days and 56 mm in total. Snow falls on about 2 days. All in all, October is not an ideal month for a holiday in 100 Mile House.

100 Mile House in October
12November3° · 2.8 h

In November, 100 Mile House is bitterly cold: daytime highs average 3 °C, and nights often drop below freezing (−4 °C). The sun is scarce, with only about 2.8 hours a day. Precipitation falls on about 13 days, totalling 50 mm; on about 7 of them it snows. All in all, November is not an ideal month for a holiday in 100 Mile House.

100 Mile House in November
14December−3° · 2.5 h

In December, 100 Mile House is bitterly cold: daytime highs average −3 °C, and nights often drop below freezing (−10 °C). The sun is scarce, with only about 2.5 hours a day. Precipitation falls on about 12 days, totalling 44 mm; on about 10 of them it snows. All in all, December is not an ideal month for a holiday in 100 Mile House.

100 Mile House in December

Climate in detail

Year & climate table

Climate through the year

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

Best time to visit

Nights and sleep in 100 Mile House

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 1°. The room should be heated.

The coolest nights are in January (−11°), the warmest in July (11°). Nights fall below 8 °C on average from September to May, so the room should be heated.

Temperatures through the year

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

OctoberDay 10°Night 1°
DayNight
MonthScoreDayNightSunRain daysRain mm
JanuaryJan15−3°−11°2.9 h1141
FebruaryFeb250°−10°4.4 h931
MarchMar286°−6°5.4 h931
AprilApr5111°−1°6.9 h934
MayMay7918°4°7.9 h1260
JuneJun7721°8°8.2 h1473
JulyJul8624°11°9.8 h1162
AugustAug9124°11°8.7 h843
SeptemberSep7919°6°6.4 h1054
OctoberOct2910°1°4.3 h1256
NovemberNov123°−4°2.8 h1350
DecemberDec14−3°−10°2.5 h1244

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

51.65° N, 121.29° W · 928 m · America/Vancouver

Sunshine
Sunshine

Sunshine hours in 100 Mile House

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

Per year
2,140 hours
Sunniest month
Jul · 9.8 h a day
Least sunshine
Dec · 2.5 h a day
OctoberSunshine 4.3 hDaylight 10.8 hShare of daylight 40 %
SunshineDaylight

In October, the sun shines for about 4.3 of 10.8 hours of daylight in 100 Mile House, 40 % 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

Rain in 100 Mile House: 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
578 mm on 128 days
Wettest month
Jun · 73 mm
Driest month
Mar · 31 mm
OctoberRainy days 12Rainfall 56 mm

In October, 100 Mile House has about 12 rainy days with 56 mm of rain in total.

UV index
Sun protection

UV index in 100 Mile House

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

Clear-sky UV in October
2 · lowLittle protection needed; sunglasses on bright days.

The sun is strongest in June (UV 8).

Minutes until sunburn in October

Very fair skin
about 65 min
Fair skin
about 80 min
Light brown skin
about 115 min
Olive skin
over 2 h

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 & clouds

Wind and clouds in 100 Mile House

How breezy and how cloudy 100 Mile House 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
14 km/h · gentle breeze
Windiest month
Nov · 16 km/h
Calmest month
Jul · 12 km/h
OctoberWind 15 km/hBeaufort 3

In October, the wind in 100 Mile House typically peaks at 15 km/h during the day: Beaufort 3, gentle breeze.

Clouds

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

Year average
65 % · mostly cloudy
Clearest month
Aug · 50 %
Cloudiest month
Nov · 76 %
OctoberCloud cover 66 %Sunshine 4.3 h

In October, cloud covers on average 66 % of the sky over 100 Mile House: mostly cloudy, with about 4.3 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 & humidity

Heat and humidity in 100 Mile House

How often the day gets hot in 100 Mile House (30 °C and more), and in which months heat and humidity come together. Tap a month to select it.

Hot days a year
8 days
Hottest month
Jul · 24 °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 10 °C

In October, 100 Mile House has about 0 hot days, with an average daytime high of 10 °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

Snow in 100 Mile House

When 100 Mile House 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
43 days
Fresh snow a year
139 cm
Snowy months
Nov – Mar

Snow calendar

  • hardly any
  • possible
  • likely
  • very likely
OctoberDays with fresh snow 2Fresh snow 8 cmChance of snow 27 / 100

In October, 100 Mile House has about 2 days with at least 1 cm of fresh snow, 8 cm in total. The chance of seeing snow during a week's stay is 27 out of 100: possible.

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 100 Mile House

Weather for your travel dates

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

100 Mile House 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.

100 Mile House has its best school-holiday weather during the summer holidays (score 89) and its weakest during the Christmas holidays (score 15).

  • Easter holidays

    Mar – Apr

    44

    Fair

    • 10 °C by day
    • 6.5 h of sun a day
    • 9 rainy days a month

    Keep in mind: Snow

  • May half-term

    May – Jun

    79

    Good

    • 18 °C by day
    • 8.0 h of sun a day
    • 13 rainy days a month
  • Summer holidays

    Jul – Aug

    89

    ExcellentBest holidays

    • 24 °C by day
    • 9.1 h of sun a day
    • 9 rainy days a month

    Good for: Sightseeing & walks

  • October half-term

    Oct

    29

    Poor

    • 10 °C by day
    • 4.3 h of sun a day
    • 12 rainy days a month

    Keep in mind: Frequent rain, Snow

  • Christmas holidays

    Dec – Jan

    15

    Poor

    • −3 °C by day
    • 2.7 h of sun a day
    • 11 rainy days a month

    Keep in mind: Snow

Based on the climate averages 1996–2025.

Getting there

Flying from

Nonstop flight
about 9 h 15 min
Distance
7,280 km
Time zone
UTC−7
Jet lag
About 5 days (8 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.

Good to know: Canada

Currency
Canadian Dollar (CAD)
Languages
English, French
Sockets
Type A, B · 120 V
Traffic
Drives on the right
Dialling code
+1
Emergency number
911

UK plugs need a travel adapter

Only 120 V: chargers marked 100–240 V work, other devices need a voltage converter.

Sources: GeoNames (CC BY 4.0) and Wikidata (CC0). Please check details before you travel.

Compare & alternatives

Compare with another place
Compare

100 Mile House compared

Put 100 Mile House side by side with another destination.

Nearby:
Compare with home:

100 Mile House vs Williams Lake

In October Williams Lake has the better holiday weather (score 42 vs 29). During the day Williams Lake is 2 °C warmer than 100 Mile House. Williams Lake gets one more hour of sunshine a day.

100 Mile House vs Williams Lake, in October
in October100 Mile HouseWilliams Lake
Holiday weather score2942
Daytime high10°12°
Sunshine4 h5 h
Rainy days1211
Best timeMay – SepMay – Sep

Through the year

October100 Mile House 10°Williams Lake 12°
100 Mile HouseWilliams Lake
Go to Williams Lake
Best places in the country
Ranking

Canada in October: the best places

In October, 100 Mile House ranks 21 among the 31 nearest destinations in this country.

  1. Lillooet15°64
  2. 2Kelowna15°63
  3. 3Penticton (Okanagan)15°61
  4. 4Summerland14°59
  5. 5Vernon14°57
  6. 6Chilliwack16°55
  7. 7Hope16°51
  8. 8Kamloops13°48
  9. 21100 Mile HouseThis page10°29
All destinations: Canada
Places nearby

Near 100 Mile House

Other destinations close by.

Places with a similar climate

Places with a climate like 100 Mile House

Destinations whose weather through the year is closest to 100 Mile House's – good alternatives.

  1. 87 % similar26Prince GeorgeCanada11°Best time: May – Sep
  2. 85 % similar39Golden, British ColumbiaCanada11°Best time: May – Sep
  3. 82 % similar35QuesnelCanada11°Best time: May – Sep
  4. 78 % similar51Radium Hot SpringsCanada12°Best time: May – Sep

Frequently asked questions about 100 Mile House

When is the best time to visit 100 Mile House?

The best time to visit 100 Mile House 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 100 Mile House?

July is the warmest month, with average highs of 24 °C and nights around 11 °C. December is the coolest month at −3 °C.

When does it rain most in 100 Mile House?

Rain is frequent from October to November; the wettest month is June with 73 mm. The driest month is March with 31 mm.

How many hours of sunshine does 100 Mile House get?

100 Mile House gets around 2,140 hours of sunshine a year. The sunniest month is July with 9.8 hours a day; in December there are 2.5 hours a day.

What time zone is 100 Mile House in?

100 Mile House is on UTC−8 in January and UTC−7 in July.

How long is the flight from London to 100 Mile House?

A nonstop flight from London to 100 Mile House takes about 9 h 15 min, for a straight-line distance of about 7,280 km.

Which school holidays are best for 100 Mile House?

100 Mile House has its best school-holiday weather during the summer holidays (score 89) and its weakest during the Christmas holidays (score 15). Holiday ratings (0–100): Easter holidays 44, May half-term 79, summer holidays 89, October half-term 29, Christmas holidays 15.