Photo: Grant Berg · CC BY-SA 3.0Summers in Sexsmith are cooler than in 94% of Canadian towns
January nights here settle around −19.4°C. Frosty nights outnumber those of 91% of Canadian towns. Of all months, July brings the most precipitation and February the least. An umbrella or a shovel earns its place on about 87 days a year with 1 mm or more.
ECCC publishes no normals for Sexsmith itself; the figures are those of Grande Prairie, 21 km south.
A year in Sexsmith at a glance
Each month’s typical high and low, in °C.
What stands out about Sexsmith’s climate
Compared with Canadian towns, with its place among towns of 2,500+ in Alberta beside it.
What a year in Sexsmith feels like
Each season’s and each month’s usual high and low, 1991–2020.
Frost on 202 days, 20°C on 80
From September to May frost is routine, and in January it comes on almost every night. Deep cold, under −20°C, comes on about 43 nights a year.
Frost days by month
Average days at 0°C or below
Days above 20°C by month
Average days
About 435 mm of rain and snow a year
Rain and snow by month
Millimetres
Rain alone by month
Millimetres
Snowfall: about 162 cm in a normal year
Expect snow from September to May, with about 34 cm in January, the snowiest month.
Snowfall by month
Centimetres
Snow on the ground by month
Centimetres at month’s end
Heating a home in Sexsmith
87% of a year’s heating need falls between October and April. Months averaging under 10°C: October to April.
A day averaging 10 degrees under 18°C adds 10 to the total; warm days add nothing. By this count, homes here need more heating than 96% of Canadian towns.
Living with Sexsmith’s climate
The averages read for the garden, the outdoors and the coldest and hottest days.
From about 21 May to 10 September the garden is usually clear of frost, some 111 days.
The outdoor season by the averages is Jun, Jul and Aug, with highs of 17–27°C and lows of 8°C or more.
Parks & trails →Expect around 67 days a year when the wind chill sinks below −20.
On some 5 days a year the humidex climbs past 30.
What averages leave out, the floods and ice storms, is on Sexsmith’s hazards page.
Flood & hazards →ECCC’s normals location: Grande Prairie
Grande Prairie is a composite: ECCC joins 2 stations’ readings to make its 1991–2020 normals.
| Distance from the town | 21 km south |
| Station altitude | 669 m |
| Completeness | at least 25 years |
| WMO standard normals | No |
| Coldest reading, 1991–2020 | −47.1°C |
| Hottest reading, 1991–2020 | 35.6°C |
| Average wind | 11.9 km/h on average, most often from the west |
| Next-nearest location | Dawson Creek, 98 km |
How Sexsmith 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 Alberta.
Nearby towns’ climate
Places around Sexsmith whose figures come from another normals location. Distances here run 70–101 km: that is how far the nearest places with figures are from Sexsmith.
| Town | July high | January low | Rain & snow |
|---|---|---|---|
| Sexsmith Grande Prairie | 22.7°C | −19.4°C | 435 mm |
| Birch Hills County 70 km · Peace River | 22.7°C about the same | −20.1°C 0.7°C colder | 384 mm |
| Saddle Hills County 81 km · Dawson Creek | 22.5°C about the same | −19.4°C about the same | 421 mm |
Sexsmith weather by month
Month by month, 1991–2020: the usual high, low and mean, the rain and snow, and the snowfall.
| Month | High | Low | Mean | Rain & snow | Snow |
|---|---|---|---|---|---|
| January | −8.3°C | −19.4°C | −13.9°C | 28 mm | 34 cm |
| February | −4.6°C | −16.3°C | −10.5°C | 16 mm | 20 cm |
| March | −0.1°C | −11.5°C | −5.8°C | 18 mm | 22 cm |
| April | 9.9°C | −2.3°C | 3.8°C | 22 mm | 11 cm |
| May | 17.0°C | 3.4°C | 10.3°C | 42 mm | 5 cm |
| June | 20.6°C | 8.0°C | 14.3°C | 72 mm | under 1 cm |
| July | 22.7°C | 9.9°C | 16.3°C | 73 mm | 0 cm |
| August | 22.0°C | 8.4°C | 15.2°C | 50 mm | 0 cm |
| September | 17.3°C | 3.8°C | 10.5°C | 37 mm | 2 cm |
| October | 9.1°C | −2.4°C | 3.3°C | 30 mm | 15 cm |
| November | −0.9°C | −10.7°C | −5.9°C | 29 mm | 28 cm |
| December | −6.4°C | −17.0°C | −11.7°C | 19 mm | 25 cm |
| Year | 8.2°C | −3.9°C | 2.2°C | 435 mm | 162 cm |
The month with the widest range: January, −47.1°C to 15.2°C
Two years in three, December’s average falls within 5.0°C of its normal of −11.7°C; June keeps to within 0.9°C.
Where Sexsmith’s numbers come from
Averages over 30 years, not a forecast.
- Normals: ECCC’s normals for Grande Prairie, 1991–2020, chosen as the nearest location with a full temperature record.
- Comparisons: all Canadian places of 2,500 or more except city totals and reserves, each read the same way.
- Not on this page: a sunshine figure (ECCC published none for 1991–2020) and any lapse-rate correction for height, as the town has no elevation here.
Canadian Climate Normals 1991–2020 · ECCC Data Services End-use Licence. Data Source: Environment and Climate Change Canada
Questions about Sexsmith’s climate
How warm does Sexsmith get in summer?
Afternoons average 22.7°C in July, the warmest time of year.
How cold does Sexsmith get in winter?
At its coldest, in January, the normal low is −19.4°C.
How much rain and snow does Sexsmith get?
Precipitation totals 435 mm a year, with July the wettest month (73 mm) and February the driest (16 mm).
Are these figures for Sexsmith itself?
No, the station behind them is Grande Prairie, beyond Sexsmith’s boundary.
Data Source: Environment and Climate Change Canada · ECCC Data Services End-use Licence Today’s forecast for Sexsmith →
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).