Calgary weather in 2025
Calgary weather in 2025, with 365 daily observations from Open-Meteo archive data.
Interactive graph
Open Calgary in the interactive graph
Use the graph view to inspect 2025 alongside other available years for Calgary.
Year summary
In 2025, Calgary averaged 10.2 C for daily highs and -0.1 C for daily lows.
A 1991-2020 normal is not available for this location yet, so this page compares 2025 with the 2023-2025 archive baseline. The 2025 average daily high was -0.5 C from that baseline, and total precipitation was +1.2 mm from the baseline total.
The warmest month was August, with an average high of 23.1 C, while February had the lowest average low at -17.8 C.
The wettest month was July, totaling 121.7 mm. The hottest day reached 31.9 C on July 8, 2025.
Monthly averages and precipitation
| Month | Avg low C | Avg high C | Rain and snow mm | Days |
|---|---|---|---|---|
| January | -9.5 | -1.7 | 17.8 | 31 |
| February | -17.8 | -8.5 | 10.2 | 28 |
| March | -4.3 | 4.1 | 20.5 | 31 |
| April | -0.6 | 10.3 | 35.8 | 30 |
| May | 5.8 | 18.5 | 52.3 | 31 |
| June | 9.6 | 20.2 | 115.0 | 30 |
| July | 11.3 | 20.7 | 121.7 | 31 |
| August | 11.4 | 23.1 | 28.5 | 31 |
| September | 9.1 | 22.3 | 6.1 | 30 |
| October | 1.3 | 11.0 | 12.8 | 31 |
| November | -4.9 | 3.7 | 33.0 | 30 |
| December | -14.5 | -3.0 | 33.2 | 31 |
Daily records in 2025
| Record | Date | Value |
|---|---|---|
| Hottest day | July 8, 2025 | 31.9 C |
| Coldest night | February 19, 2025 | -29.2 C |
| Wettest day | June 21, 2025 | 53.6 mm |
Related pages
Weather data source: Open-Meteo Archive API. City metadata source: GeoNames cities15000.