Photo: waferboard · CC BY 2.0Assiniboia is among the driest of Canadian towns: 366 mm of rain and snow a year
Deep winter brings January lows near −16.9°C. Winter and summer sit 43°C apart. By frosts alone, it ranks colder than 89% of Canadian towns. Ice scrapers and block heaters earn their keep on roughly 195 days a year at 0°C or below.
1991–2020 normals from ECCC’s Assiniboia location, 11 km north.
A year in Assiniboia at a glance
Each month’s typical high and low, in °C.
What stands out about Assiniboia’s climate
Compared with Canadian towns, with its place among towns of 2,500+ in Saskatchewan beside it.
What a year in Assiniboia feels like
Typical highs and lows by season and by month, from ECCC’s 1991–2020 normals.
195 frost days a year
From September to May frost is routine, and in January it comes on almost every night. Deep cold, under −20°C, comes on about 34 nights a year.
Frost days by month
Average days at 0°C or below
366 mm of precipitation in a typical year
June brings the most rain and snow; February, the least. Some 65 days a year see 1 mm of rain or snow or more.
Rain and snow by month
Millimetres
Heating a home in Assiniboia
89% of a year’s heating need falls between October and April. Months averaging under 10°C: October to April.
The count adds up, day by day, how far the mean temperature falls short of 18°C. By this count, homes here need more heating than 81% of Canadian towns.
Living with Assiniboia’s climate
Gardening, time outside, winter cold and summer heat, from the 1991–2020 normals.
About 120 days a year pass without frost, from an average last frost of 20 May to a first of 18 September.
For long days outdoors, Jun, Jul and Aug bring highs of 17–27°C and lows of 8°C or more.
Parks & trails →Wind chill falls below −20 on about 65 days a year: cover skin and dress in layers.
About 26 days a year feel above 30 on the humidex.
A normal year has no blizzard, flood or heat wave in it; Assiniboia’s hazards page looks at those.
Flood & hazards →ECCC’s normals location: Assiniboia
Behind the 1991–2020 normals for Assiniboia are 2 stations, which ECCC combines into one record.
| Distance from the town | 11 km north |
| Station altitude | 724 m |
| Completeness | meets the WMO “3 and 5” rule |
| WMO standard normals | No |
| Snowfall from | No location within 100 km |
| Coldest reading, 1991–2020 | −42.6°C |
| Hottest reading, 1991–2020 | 38.8°C |
| Average wind | 16.9 km/h on average, most often from the west |
| Next-nearest location | Coronach SPC, 66 km |
How Assiniboia 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 Saskatchewan.
Nearby towns’ climate
Nearby places read from a different ECCC location (places on Assiniboia’s own would show the same figures). The nearest place to Assiniboia with figures is 85 km away.
| Town | July high | January low | Rain & snow |
|---|---|---|---|
| Assiniboia | 26.0°C | −16.9°C | 366 mm |
| Moose Jaw No. 161 85 km · Moose Jaw | 25.9°C about the same | −17.8°C 0.9°C colder | 422 mm |
Assiniboia weather by month
Average daily high and low, mean temperature and precipitation by month, 1991–2020.
| Month | High | Low | Mean | Rain & snow |
|---|---|---|---|---|
| January | −6.8°C | −16.9°C | −11.5°C | 14 mm |
| February | −3.2°C | −15.3°C | −9.9°C | 9 mm |
| March | 2.4°C | −9.0°C | −3.5°C | 15 mm |
| April | 11.7°C | −2.2°C | 4.5°C | 27 mm |
| May | 17.8°C | 3.8°C | 10.9°C | 55 mm |
| June | 21.9°C | 9.3°C | 15.7°C | 81 mm |
| July | 26.0°C | 11.6°C | 18.8°C | 53 mm |
| August | 26.1°C | 10.5°C | 18.4°C | 36 mm |
| September | 20.0°C | 5.3°C | 12.8°C | 28 mm |
| October | 11.4°C | −1.4°C | 5.1°C | 22 mm |
| November | 1.8°C | −8.6°C | −3.3°C | 14 mm |
| December | −3.2°C | −14.6°C | −9.4°C | 12 mm |
| Year | 10.5°C | −2.3°C | 4.1°C | 366 mm |
From −42.6°C to 18.0°C: February’s coldest and warmest days since 1991
From one year to the next, February’s average typically shifts by 4.5°C around its normal of −9.9°C, the widest of any month, while June’s shifts by 1.3°C.
Where Assiniboia’s numbers come from
Averages over 30 years, not a forecast.
- Normals: the closest ECCC location with twelve months of temperature normals, Assiniboia, 1991–2020.
- Comparisons: all Canadian places of 2,500 or more except city totals and reserves, each read the same way.
- Not on this page: snowfall (no location within 100 km publishes a full year of it), sunshine (none for 1991–2020) and an altitude correction.
Canadian Climate Normals 1991–2020 · ECCC Data Services End-use Licence. Data Source: Environment and Climate Change Canada
Questions about Assiniboia’s climate
How warm does Assiniboia get in summer?
In August, the warmest month, the typical high is 26.1°C.
How cold does Assiniboia get in winter?
The year’s coldest nights belong to January, at about −16.9°C.
How much rain and snow does Assiniboia get?
Some 366 mm falls in a year. Most of it comes in June (81 mm), the least in February (9 mm).
Are these figures for Assiniboia itself?
Nearly: Assiniboia, the location behind them, sits just beyond Assiniboia’s boundary.
Data Source: Environment and Climate Change Canada · ECCC Data Services End-use Licence Today’s forecast for Assiniboia →
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).