Photo: Earth Science and Remote Sensing Unit , Lyndon B. Johnson Space Center · Public domainElectoral Area D, Squamish-Lillooet sits near the top of Canadian towns for rain and snow, with 2,344 mm a year
January nights here settle around −0.9°C. Seasons differ by 26°C, from the coldest nights to the warmest afternoons. By frosts alone, it ranks gentler than 94% of Canadian towns. Wet days, with 1 mm of rain or snow or more, come about 148 times a year.
Environment and Climate Change Canada’s 1991–2020 normals at its Squamish station, 5.9 km north-east.
A year in Electoral Area D, Squamish-Lillooet at a glance
Each month’s typical high and low, in °C.
What stands out about Electoral Area D, Squamish-Lillooet’s climate
Compared with Canadian towns, with its place among towns of 2,500+ in British Columbia beside it.
What a year in Electoral Area D, Squamish-Lillooet feels like
Seasons and months as ECCC’s 1991–2020 normals give them: a typical day’s high and low.
Frost on 74 days, 20°C on 102
The frost season runs October to April, peaking in December at about 20 nights. About 9 days a year top 30°C.
Frost days by month
Average days at 0°C or below
Days above 20°C by month
Average days
About 2,344 mm of rain and snow a year
November brings the most rain and snow; July, the least. 2nd wettest of 256 towns of 2,500+ in British Columbia.
Rain and snow by month
Millimetres
About 37 cm of snow a year
Snow falls from November to March, most of all in December (about 14 cm).
Snowfall by month
Centimetres
ECCC’s Squamish normals leave snowfall out; the figures here come from Vancouver International (Airport), 60 km away.
Heating a home in Electoral Area D, Squamish-Lillooet
88% of a year’s heating need falls between October and April. Months averaging under 10°C: October to April.
Measured against 18°C: each day’s shortfall in mean temperature, added over twelve months. That means homes here need less heating than 93% of Canadian towns.
Living with Electoral Area D, Squamish-Lillooet’s climate
The averages read for the garden, the outdoors and the coldest and hottest days.
Gardens get from about 19 April to 28 October without frost, around 192 days in all.
Mild days and mild nights together (17–27°C by day, 8°C or more at night) belong to Jun, Jul, Aug and Sep.
Parks & trails →Summer brings about 18 days when the humidex passes 30.
For blizzards, floods and wildfire, turn to Electoral Area D, Squamish-Lillooet’s hazards page.
Flood & hazards →ECCC’s normals location: Squamish
Squamish is one of the 450 places where ECCC publishes 1991–2020 normals.
| Distance from the town | 5.9 km north-east |
| Station altitude | 54 m |
| Completeness | meets the WMO “3 and 5” rule |
| WMO standard normals | No |
| Snowfall from | Vancouver International (Airport), 60 km |
| Coldest reading, 1991–2020 | −13.8°C |
| Hottest reading, 1991–2020 | 38.2°C |
| Average wind | 5.3 km/h on average, most often from the south-east |
| Next-nearest location | Vancouver (Harbour), 49 km |
How Electoral Area D, Squamish-Lillooet compares
Placed among 2,611 Canadian towns and neighbourhoods of 2,500+, each on its nearest normals location; each dot is another location used in British Columbia.
Nearby towns’ climate
Places around Electoral Area D, Squamish-Lillooet whose figures come from another normals location. No closer place has figures: this one lies 30 km from Electoral Area D, Squamish-Lillooet.
| Town | July high | January low | Rain & snow |
|---|---|---|---|
| Electoral Area D, Squamish-Lillooet Squamish | 24.5°C | −0.9°C | 2,344 mm |
| Lions Bay 30 km · Vancouver (Harbour) | 23.0°C 1.5°C cooler | 3.3°C 4.2°C milder | 1,537 mm |
Electoral Area D, Squamish-Lillooet weather by month
Each month’s normals, 1991–2020: high, low, mean, precipitation and snowfall.
| Month | High | Low | Mean | Rain & snow | Snow |
|---|---|---|---|---|---|
| January | 4.5°C | −0.9°C | 1.8°C | 379 mm | 12 cm |
| February | 7.6°C | 0.0°C | 3.8°C | 195 mm | 5 cm |
| March | 10.4°C | 1.3°C | 5.9°C | 246 mm | 3 cm |
| April | 14.5°C | 3.7°C | 9.1°C | 150 mm | under 1 cm |
| May | 18.9°C | 7.2°C | 13.1°C | 88 mm | 0 cm |
| June | 21.1°C | 10.3°C | 15.7°C | 67 mm | 0 cm |
| July | 24.5°C | 12.4°C | 18.5°C | 48 mm | 0 cm |
| August | 24.5°C | 12.2°C | 18.4°C | 54 mm | 0 cm |
| September | 20.7°C | 9.3°C | 15.0°C | 125 mm | 0 cm |
| October | 13.9°C | 5.4°C | 9.7°C | 271 mm | under 1 cm |
| November | 7.6°C | 1.7°C | 4.7°C | 383 mm | 3 cm |
| December | 3.8°C | −1.0°C | 1.4°C | 340 mm | 14 cm |
| Year | 14.3°C | 5.1°C | 9.8°C | 2,344 mm | 37 cm |
January varies most from one year to the next (1.6°C), August least
Each bar spans a month’s coldest and warmest readings over thirty years; September’s run from 0.8°C in 2019 to 38.2°C in 2017.
Where Electoral Area D, Squamish-Lillooet’s numbers come from
Averages over 30 years, not a forecast.
- Normals: ECCC’s 1991–2020 Canadian Climate Normals for Squamish, the nearest location with a full year of temperatures.
- Other locations: a location missing months of precipitation or snow is filled from the nearest that has them all, never mixed month by month.
- Comparisons: every place of 2,500+ in Canada but the city hubs and the reserves, each on its nearest ECCC location.
- Not on this page: hours of sunshine, missing from the 1991–2020 normals, and a height correction: the town has no elevation on file.
Canadian Climate Normals 1991–2020 · ECCC Data Services End-use Licence. Data Source: Environment and Climate Change Canada
Questions about Electoral Area D, Squamish-Lillooet’s climate
How warm does Electoral Area D, Squamish-Lillooet get in summer?
Summer peaks in July: a typical afternoon reaches 24.5°C.
How cold does Electoral Area D, Squamish-Lillooet get in winter?
A typical December night falls to −1.0°C, the year’s low point.
How much rain and snow does Electoral Area D, Squamish-Lillooet get?
Rain and snow add up to about 2,344 mm of water a year; November brings the most (383 mm), July the least (48 mm).
Are these figures for Electoral Area D, Squamish-Lillooet itself?
Close to it: they are ECCC’s 1991–2020 normals for Squamish, just outside Electoral Area D, Squamish-Lillooet’s boundary.
Data Source: Environment and Climate Change Canada · ECCC Data Services End-use Licence Today’s forecast for Electoral Area D, Squamish-Lillooet →
Adapted from Statistics Canada (Census of Population 2021, population estimates 2025, 2021 census boundaries) under the Statistics Canada Open Licence; this does not constitute an endorsement by Statistics Canada. Neighbourhood names in some cities © OpenStreetMap contributors (ODbL).