Few Canadian towns get less rain and snow than Mount Royal: 357 mm a year
July afternoons average 25.0°C. Some 46°C separates winter nights from summer afternoons. By frosts alone, it ranks colder than 92% of Canadian towns. Long walks are most pleasant from June to August, when afternoons reach 22–25°C.
1991–2020 normals from ECCC’s Saskatoon Diefenbaker (Airport) location, 3.8 km north-west.
A year in Mount Royal at a glance
Each month’s typical high and low, in °C.
What stands out about Mount Royal’s climate
Compared with Canadian towns, with its place among towns of 2,500+ in Saskatchewan beside it.
What a year in Mount Royal feels like
Typical highs and lows by season and by month, from ECCC’s 1991–2020 normals.
203 frost days and 105 days above 20°C a year
From September to May frost is routine, and in January it comes on almost every night. On about 49 nights a year the air falls below −20°C.
Frost days by month
Average days at 0°C or below
Days above 20°C by month
Average days
About 357 mm of rain and snow a year
The most falls in June, the least in February. About 63 days a year bring 1 mm or more.
Rain and snow by month
Millimetres
Rain alone by month
Millimetres
About 91 cm of snow a year
Expect snow from October to May, with about 20 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 Mount Royal
90% of a year’s heating need falls between October and April. Months averaging under 10°C: October to April.
Degree days add up how far each day’s mean temperature falls below 18°C over a year. By this count, homes here need more heating than 95% of Canadian towns.
Living with Mount Royal’s climate
Gardening, time outside, winter cold and summer heat, from the 1991–2020 normals.
Between the last frost, near 19 May, and the first, near 15 September, lie about 117 frost-free days.
For long days outdoors, Jun, Jul and Aug bring highs of 17–27°C and lows of 8°C or more.
Parks & trails →A wind chill below −20 is part of about 83 days a year here.
Humid summer days, the humidex above 30, number about 22 a year.
For blizzards, floods and wildfire, turn to Mount Royal’s hazards page.
Flood & hazards →ECCC’s normals location: Saskatoon Diefenbaker (Airport)
Behind the 1991–2020 normals for Saskatoon Diefenbaker (Airport) are 3 stations, which ECCC combines into one record.
| Distance from the town | 3.8 km north-west |
| Station altitude | 504 m |
| Completeness | meets the WMO “3 and 5” rule |
| WMO standard normals | No |
| Coldest reading, 1991–2020 | −44.9°C |
| Hottest reading, 1991–2020 | 38.6°C |
| Average wind | 15.3 km/h on average, most often from the north-west |
| Next-nearest location | Watrous, 99 km |
How Mount Royal 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 Mount Royal’s own would show the same figures). No closer places have figures: these lie 76–98 km from Mount Royal.
| Town | July high | January low | Rain & snow |
|---|---|---|---|
| Mount Royal Saskatoon Diefenbaker (Airport) | 25.0°C | −20.7°C | 357 mm |
| Outlook 76 km · Rock Point | 25.2°C about the same | −16.9°C 3.8°C milder | 418 mm |
| Beardy's 97 and Okemasis 96 82 km · Prince Albert | 24.2°C 0.8°C cooler | −22.8°C 2.1°C colder | 432 mm |
| Biggar 89 km · Rosetown | 25.2°C about the same | −19.9°C 0.8°C milder | 338 mm |
Mount Royal 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 | −10.0°C | −20.7°C | −15.4°C | 14 mm | 20 cm |
| February | −7.9°C | −18.9°C | −13.4°C | 9 mm | 11 cm |
| March | −0.7°C | −11.4°C | −6.1°C | 14 mm | 14 cm |
| April | 10.5°C | −2.6°C | 3.9°C | 23 mm | 8 cm |
| May | 18.3°C | 3.4°C | 10.9°C | 42 mm | 1 cm |
| June | 22.1°C | 9.0°C | 15.6°C | 75 mm | 0 cm |
| July | 25.0°C | 11.5°C | 18.3°C | 59 mm | 0 cm |
| August | 24.8°C | 10.0°C | 17.4°C | 43 mm | 0 cm |
| September | 19.1°C | 4.7°C | 11.9°C | 32 mm | under 1 cm |
| October | 9.9°C | −2.4°C | 3.7°C | 21 mm | 7 cm |
| November | −0.7°C | −10.4°C | −5.6°C | 14 mm | 13 cm |
| December | −8.0°C | −18.0°C | −13.0°C | 12 mm | 17 cm |
| Year | 8.5°C | −3.8°C | 2.4°C | 357 mm | 91 cm |
A February here can run warm or cold, its average moving by about 4.4°C; the steadiest month is June
Records from 1991 to 2020: no month spans more than March, between −38.3°C (2003) and 19.6°C (2015).
Where Mount Royal’s numbers come from
Averages over 30 years, not a forecast.
- Normals: 1991–2020 normals for Saskatoon Diefenbaker (Airport) from ECCC’s climate data site, the nearest location with every month of temperature.
- 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: sunshine, not in ECCC’s 1991–2020 normals, and the effect of the town’s height, for which there is no figure.
Canadian Climate Normals 1991–2020 · ECCC Data Services End-use Licence. Data Source: Environment and Climate Change Canada
Questions about Mount Royal’s climate
How warm does Mount Royal get in summer?
Midsummer means July, with afternoons near 25.0°C on a typical day.
How cold does Mount Royal get in winter?
Lows sink to −20.7°C on an average January night.
How much rain and snow does Mount Royal get?
A normal year brings 357 mm, snow included as water: June is wettest at 75 mm, February driest at 9 mm.
Are these figures for Mount Royal itself?
Close to it: they are ECCC’s 1991–2020 normals for Saskatoon Diefenbaker (Airport), just outside Mount Royal’s boundary.
Data Source: Environment and Climate Change Canada · ECCC Data Services End-use Licence Today’s forecast for Mount Royal →
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).