Historical weather in Calgary, Canada
Calgary weather history for 2023-2025, with daily temperatures, precipitation, monthly summaries, and records from Open-Meteo archive data.
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Weather summary
Across 2023-2025, Calgary averaged 10.7 C for daily highs and -0.4 C for daily lows across 1096 daily observations.
The warmest month was July 2024, with an average high of 26.8 C, while February 2025 had the lowest average low at -17.8 C.
The wettest month was July 2025, totaling 121.7 mm of precipitation.
The hottest day reached 33.5 C on August 17, 2023; the coldest night fell to -39.4 C on January 14, 2024.
Monthly summary table
| Year | Month | Avg low C | Avg high C | Rain and snow mm | Days |
|---|---|---|---|---|---|
| 2023 | January | -10.2 | -0.3 | 11.7 | 31 |
| 2023 | February | -11.8 | -0.8 | 32.4 | 28 |
| 2023 | March | -13.2 | -0.1 | 12.9 | 31 |
| 2023 | April | -2.5 | 11.0 | 21.7 | 30 |
| 2023 | May | 6.6 | 22.0 | 40.8 | 31 |
| 2023 | June | 9.1 | 22.2 | 100.3 | 30 |
| 2023 | July | 10.8 | 23.7 | 49.6 | 31 |
| 2023 | August | 10.8 | 24.2 | 42.9 | 31 |
| 2023 | September | 6.8 | 19.4 | 26.5 | 30 |
| 2023 | October | -0.4 | 10.1 | 41.4 | 31 |
| 2023 | November | -3.9 | 5.3 | 11.1 | 30 |
| 2023 | December | -5.3 | 2.5 | 24.6 | 31 |
| 2024 | January | -14.8 | -5.5 | 21.6 | 31 |
| 2024 | February | -9.9 | 1.0 | 26.5 | 29 |
| 2024 | March | -10.3 | 0.2 | 44.7 | 31 |
| 2024 | April | -1.7 | 9.8 | 52.1 | 30 |
| 2024 | May | 2.7 | 14.6 | 83.8 | 31 |
| 2024 | June | 6.5 | 19.1 | 109.8 | 30 |
| 2024 | July | 13.3 | 26.8 | 27.9 | 31 |
| 2024 | August | 10.6 | 22.8 | 74.9 | 31 |
| 2024 | September | 7.9 | 20.9 | 50.7 | 30 |
| 2024 | October | 1.0 | 13.3 | 14.9 | 31 |
| 2024 | November | -8.7 | -0.9 | 36.8 | 30 |
| 2024 | December | -7.8 | -0.7 | 10.5 | 31 |
| 2025 | January | -9.5 | -1.7 | 17.8 | 31 |
| 2025 | February | -17.8 | -8.5 | 10.2 | 28 |
| 2025 | March | -4.3 | 4.1 | 20.5 | 31 |
| 2025 | April | -0.6 | 10.3 | 35.8 | 30 |
| 2025 | May | 5.8 | 18.5 | 52.3 | 31 |
| 2025 | June | 9.6 | 20.2 | 115.0 | 30 |
| 2025 | July | 11.3 | 20.7 | 121.7 | 31 |
| 2025 | August | 11.4 | 23.1 | 28.5 | 31 |
| 2025 | September | 9.1 | 22.3 | 6.1 | 30 |
| 2025 | October | 1.3 | 11.0 | 12.8 | 31 |
| 2025 | November | -4.9 | 3.7 | 33.0 | 30 |
| 2025 | December | -14.5 | -3.0 | 33.2 | 31 |
Daily weather records
| Record | Date | Value |
|---|---|---|
| Hottest day | August 17, 2023 | 33.5 C |
| Coldest night | January 14, 2024 | -39.4 C |
| Wettest day | June 21, 2025 | 53.6 mm |
Related pages
Weather data source: Open-Meteo Archive API. City metadata source: GeoNames cities15000.