Historical weather in Sapporo, Japan
Sapporo 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, Sapporo averaged 13.1 C for daily highs and 4.6 C for daily lows across 1096 daily observations.
The warmest month was July 2025, with an average high of 29.6 C, while January 2023 had the lowest average low at -10.5 C.
The wettest month was September 2025, totaling 223.5 mm of precipitation.
The hottest day reached 33.2 C on August 23, 2023; the coldest night fell to -20.6 C on January 30, 2023.
Monthly summary table
| Year | Month | Avg low C | Avg high C | Rain and snow mm | Days |
|---|---|---|---|---|---|
| 2023 | January | -10.5 | -4.1 | 55.0 | 31 |
| 2023 | February | -8.7 | -2.1 | 71.4 | 28 |
| 2023 | March | -3.2 | 6.7 | 87.4 | 31 |
| 2023 | April | 3.0 | 12.2 | 94.0 | 30 |
| 2023 | May | 7.0 | 17.2 | 68.6 | 31 |
| 2023 | June | 13.3 | 22.6 | 127.4 | 30 |
| 2023 | July | 18.6 | 26.1 | 129.0 | 31 |
| 2023 | August | 22.0 | 29.2 | 155.5 | 31 |
| 2023 | September | 15.9 | 23.8 | 152.1 | 30 |
| 2023 | October | 7.0 | 16.7 | 87.7 | 31 |
| 2023 | November | 0.9 | 9.5 | 143.4 | 30 |
| 2023 | December | -6.0 | 1.0 | 64.5 | 31 |
| 2024 | January | -10.0 | -0.9 | 104.7 | 31 |
| 2024 | February | -9.2 | -1.1 | 72.5 | 29 |
| 2024 | March | -9.5 | 1.4 | 61.1 | 31 |
| 2024 | April | 3.7 | 14.1 | 77.7 | 30 |
| 2024 | May | 7.7 | 17.0 | 88.9 | 31 |
| 2024 | June | 12.8 | 21.8 | 109.7 | 30 |
| 2024 | July | 18.1 | 26.0 | 118.8 | 31 |
| 2024 | August | 20.0 | 26.9 | 166.3 | 31 |
| 2024 | September | 13.2 | 22.7 | 59.0 | 30 |
| 2024 | October | 6.9 | 16.9 | 162.1 | 31 |
| 2024 | November | 0.3 | 8.4 | 150.2 | 30 |
| 2024 | December | -7.8 | -1.2 | 76.9 | 31 |
| 2025 | January | -9.0 | -1.1 | 60.5 | 31 |
| 2025 | February | -9.0 | 0.0 | 98.2 | 28 |
| 2025 | March | -5.7 | 2.9 | 112.3 | 31 |
| 2025 | April | 3.0 | 11.7 | 140.2 | 30 |
| 2025 | May | 8.1 | 18.4 | 96.7 | 31 |
| 2025 | June | 14.7 | 24.0 | 119.5 | 30 |
| 2025 | July | 20.7 | 29.6 | 106.4 | 31 |
| 2025 | August | 19.8 | 27.5 | 139.2 | 31 |
| 2025 | September | 14.9 | 23.7 | 223.5 | 30 |
| 2025 | October | 6.5 | 14.6 | 57.7 | 31 |
| 2025 | November | 0.1 | 7.9 | 154.6 | 30 |
| 2025 | December | -5.0 | 1.2 | 117.1 | 31 |
Daily weather records
| Record | Date | Value |
|---|---|---|
| Hottest day | August 23, 2023 | 33.2 C |
| Coldest night | January 30, 2023 | -20.6 C |
| Wettest day | August 27, 2024 | 62.0 mm |
Related pages
Weather data source: Open-Meteo Archive API. City metadata source: GeoNames cities15000.