Evanston climate — normals and trends
Evanston (Canada) has a warm-summer humid continental climate (Dfb) under the Köppen-Geiger classification. Its mean annual temperature is 3.4 °C and it receives 519 mm of precipitation per year.
These figures are normals computed over 86 complete calendar years, from 1940 to 2025, using ERA5 reanalysis data from the Copernicus programme.
The warmest month is July (16.0 °C on average) and the coldest is January (-9.7 °C). Rainfall peaks in June.
Evanston averages 191 frost days, 3 hot days (≥ 30 °C) and 98 rainy days per year.
Evanston has warmed by +1.9 °C between 1940 and 2025, or +0.23 °C per decade. This trend is statistically significant.
The number of frost days there went from about 196 to 186 per year over the period.
The hottest day of the period reached 37.2 °C (on 10 August 2018) and the coldest -44.1 °C (on 13 January 2024).
Data from ERA5 reanalysis (Copernicus Climate Change Service), redistributed under a CC-BY 4.0 licence. Normals are recomputed whenever the archive is updated.
Climate normals · ERA5
EvanstonAlberta
- coords
- 51.16°, -114.12°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
3.4°C
Average daily high
9.1°C
Average daily low
-2.1°C
Annual rainfall
519mm
Sunshine / day
9.5h
Mean relative humidity
67%
Average peak wind
15.5km/h
Seasonal range
25.7°C
Frost days (< 0 °C)
191 d/yr
Hot days (≥ 30 °C)
3 d/yr
Rainy days (≥ 1 mm)
98 d/yr
Annual snowfall
99.7 cm
Average feels-like high
5.9 °C
Average feels-like low
-6.0 °C
Average peak gust
33.8 km/h
Tropical nights (≥ 20 °C)
0 d/yr
Solar radiation
13.9 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+1.9 °C
since 1940
+0.2 °C per decade · r² = 0.26 · p = < 0.001
Trend fitted by linear regression (ordinary least squares) on annual means. A trend is shown only when it is statistically significant (p < 0.05).
A climograph overlays rainfall (bars) and temperature (line): the standard reading in climatology, where you can see at a glance whether the warm season is also the dry one.
Records for the period
Hottest day
37.2 °C
10 August 2018
Coldest day
-44.1 °C
13 January 2024
Wettest day
79 mm
13 June 1970
Windiest day
45.9 km/h
19 November 1962
Strongest gust
98.3 km/h
27 March 1988
Hottest feels-like
35.8 °C
29 June 2021
Coldest feels-like
-49.6 °C
13 January 2024
Snowiest day
28.2 cm
26 April 2003
Sunniest day
16.2 h
21 June 1947
Normals computed over complete calendar years 1940–2025.
A specific year
Pick a year and see how it compares to normal — warmer, drier or more extreme than usual?
Across the whole year
Month by month
| High | vs. normal | Precipitation | vs. normal | |
|---|---|---|---|---|
| Jan | 0.0 °C | +4.7 °C | 13 mm | -3 mm |
| Feb | -6.0 °C | -4.3 °C | 9 mm | -7 mm |
| Mar | 5.2 °C | +2.6 °C | 24 mm | +1 mm |
| Apr | 12.3 °C | +2.7 °C | 45 mm | +6 mm |
| May | 19.4 °C | +3.9 °C | 65 mm | -9 mm |
| Jun | 20.9 °C | +2.0 °C | 100 mm | -1 mm |
| Jul | 20.9 °C | -1.4 °C | 147 mm | +72 mm |
| Aug | 23.7 °C | +2.1 °C | 46 mm | -18 mm |
| Sep | 23.2 °C | +6.4 °C | 11 mm | -37 mm |
| Oct | 12.4 °C | +2.0 °C | 18 mm | -9 mm |
| Nov | 4.5 °C | +2.9 °C | 31 mm | +11 mm |
| Dec | -2.5 °C | +0.9 °C | 33 mm | +17 mm |
The year's extremes
What was the weather like that day?
Your birthday, a wedding, a memorable trip: discover the actual weather for any date since 1940.
Frequently asked questions
What is the climate of Evanston?
Evanston has a warm-summer humid continental climate (Köppen Dfb). Over 1940-2025, the average annual temperature is 3.4 °C and it receives 519 mm of precipitation per year.
What is the hottest day ever recorded in Evanston?
The hottest day measured in Evanston between 1940 and 2025 was 10 August 2018, reaching 37.2 °C.
What is the coldest day in Evanston?
The coldest day measured in Evanston between 1940 and 2025 was 13 January 2024, at -44.1 °C.
Does it snow in Evanston?
Yes. Evanston gets on average 99.7 cm of snow per year and has around 191 frost days.
Has the climate of Evanston warmed?
Yes: Evanston warmed by +1.9 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Evanston?
The wettest day measured in Evanston between 1940 and 2025 was 13 June 1970, with 79 mm of rain in 24 hours.
What was the windiest day in Evanston?
The windiest day measured in Evanston between 1940 and 2025 was 19 November 1962, with winds reaching 45.9 km/h.
What is the warmest month in Evanston?
The warmest month in Evanston is July (16.0 °C on average); the coldest is January (-9.7 °C).
How much does it rain in Evanston?
Evanston receives on average 519 mm of precipitation per year, spread over about 98 rainy days.
Is it sunny in Evanston?
Evanston gets on average 9.5 hours of sunshine per day, roughly 3,468 hours per year over 1940-2025.
What is the biggest single-day snowfall in Evanston?
The heaviest 24-hour snowfall measured in Evanston between 1940 and 2025 was 26 April 2003, with 28.2 cm.
Are there tropical nights in Evanston?
Almost never: tropical nights (temperature staying above 20 °C) are virtually non-existent in Evanston.
What was the most extreme apparent temperature in Evanston?
In Evanston, between 1940 and 2025, the highest apparent temperature reached 35.8 °C on 29 June 2021, and the lowest was -49.6 °C on 13 January 2024.
Compare Evanston with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Evanston