Windermere sits near the top of Canadian towns for frosts
The warmest part of a July day comes in at 23.0°C on average. Its July afternoons stay fresher than in 90% of Canadian towns. Precipitation follows the seasons: July brings about 7.0 times as much as February. Heating does most of its work from October to April, in months below 10°C on average.
Environment and Climate Change Canada’s 1991–2020 normals at its Edmonton (Airport) station, 13 km south.
A year in Windermere at a glance
Each month’s typical high and low, in °C.
What stands out about Windermere’s climate
Compared with Canadian towns, with its place among towns of 2,500+ in Alberta beside it.
What a year in Windermere feels like
Seasons and months as ECCC’s 1991–2020 normals give them: a typical day’s high and low.
211 frost days and 90 days above 20°C a year
From September to May frost is routine, and in January it comes on almost every night. Some 38 nights a year drop under −20°C.
Frost days by month
Average days at 0°C or below
Days above 20°C by month
Average days
About 434 mm of rain and snow a year
About 78 days a year bring 1 mm or more.
Rain and snow by month
Millimetres
Rain alone by month
Millimetres
About 127 cm of snow a year
The snow season runs October to May; January brings the most, about 24 cm.
Snowfall by month
Centimetres
Snow on the ground by month
Centimetres at month’s end
Heating a home in Windermere
87% of a year’s heating need falls between October and April. Months averaging under 10°C: October to April.
One degree below 18°C for one day makes one heating degree day; the year’s days are added together. In heating terms, homes need more heating than 93% of Canadian towns.
Living with Windermere’s climate
The averages read for the garden, the outdoors and the coldest and hottest days.
Between the last frost, near 27 May, and the first, near 10 September, lie about 105 frost-free days.
The outdoor season by the averages is Jul, with highs of 17–27°C and lows of 8°C or more.
Parks & trails →About 67 days a year bring a wind chill under −20, when bare skin chills fast.
The air feels heavier than 30 on the humidex for about 11 days a year.
Thirty-year normals hide the storms and the extremes: the hazards page has Windermere’s risks.
Flood & hazards →ECCC’s normals location: Edmonton (Airport)
Edmonton (Airport) is a composite: ECCC joins 3 stations’ readings to make its 1991–2020 normals.
| Distance from the town | 13 km south |
| Station altitude | 723 m |
| Completeness | meets the WMO “3 and 5” rule |
| WMO standard normals | No |
| Coldest reading, 1991–2020 | −46.1°C |
| Hottest reading, 1991–2020 | 35.6°C |
| Average wind | 12.5 km/h on average, most often from the south |
| Next-nearest location | Edmonton (City), 16 km |
How Windermere compares
Compared with 2,611 towns and neighbourhoods of 2,500 or more across Canada; the dots mark the other normals locations in Alberta.
Nearby towns’ climate
The nearest places on a normals location of their own: those that share Windermere’s would only repeat its figures.
Windermere 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 | −6.5°C | −18.1°C | −12.3°C | 22 mm | 24 cm |
| February | −4.1°C | −16.6°C | −10.4°C | 12 mm | 14 cm |
| March | 0.5°C | −11.2°C | −5.3°C | 17 mm | 19 cm |
| April | 10.1°C | −3.2°C | 3.5°C | 30 mm | 16 cm |
| May | 17.6°C | 2.7°C | 10.1°C | 47 mm | 6 cm |
| June | 20.7°C | 7.5°C | 14.1°C | 75 mm | under 1 cm |
| July | 23.0°C | 9.4°C | 16.2°C | 87 mm | 0 cm |
| August | 22.4°C | 7.8°C | 15.1°C | 53 mm | under 1 cm |
| September | 17.8°C | 2.8°C | 10.3°C | 35 mm | 1 cm |
| October | 10.0°C | −3.3°C | 3.4°C | 22 mm | 10 cm |
| November | 0.2°C | −10.6°C | −5.2°C | 20 mm | 19 cm |
| December | −5.3°C | −16.7°C | −11.0°C | 15 mm | 16 cm |
| Year | 8.9°C | −4.1°C | 2.4°C | 434 mm | 127 cm |
February varies most from one year to the next (4.3°C), June least
Records from 1991 to 2020: no month spans more than March, between −42.7°C (2009) and 24.2°C (2004).
Where Windermere’s numbers come from
Averages over 30 years, not a forecast.
- Normals: the 1991–2020 normals from ECCC for Edmonton (Airport), its nearest location with complete temperatures.
- Comparisons: Canada’s towns and neighbourhoods of 2,500+ (no city totals, no reserves), each through its own nearest location.
- Not on this page: sunshine, absent from every 1991–2020 location, and an altitude correction, for want of the town’s own elevation.
Canadian Climate Normals 1991–2020 · ECCC Data Services End-use Licence. Data Source: Environment and Climate Change Canada
Questions about Windermere’s climate
How warm does Windermere get in summer?
A normal July afternoon tops out at about 23.0°C, the year’s high point.
How cold does Windermere get in winter?
January nights average −18.1°C, the coldest of the year.
How much rain and snow does Windermere get?
434 mm a year counting snow as water. The wettest month is July (87 mm); the driest, February (12 mm).
How long does snow stay on the ground?
Snow covers the ground, 1 cm or more, on about 145 days a year.
Are these figures for Windermere itself?
They are the normals for Edmonton (Airport), measured just outside Windermere itself.
Data Source: Environment and Climate Change Canada · ECCC Data Services End-use Licence Today’s forecast for Windermere →
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).