Historical weather in Sendai, Japan
Sendai 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, Sendai averaged 18.2 C for daily highs and 9.1 C for daily lows across 1096 daily observations.
The warmest month was July 2025, with an average high of 32.5 C, while January 2023 had the lowest average low at -2.9 C.
The wettest month was September 2023, totaling 280.1 mm of precipitation.
The hottest day reached 37.7 C on July 23, 2025; the coldest night fell to -8.9 C on January 29, 2023.
Monthly summary table
| Year | Month | Avg low C | Avg high C | Rain and snow mm | Days |
|---|---|---|---|---|---|
| 2023 | January | -2.9 | 5.2 | 28.6 | 31 |
| 2023 | February | -2.7 | 6.4 | 71.1 | 28 |
| 2023 | March | 1.5 | 13.3 | 74.9 | 31 |
| 2023 | April | 5.5 | 17.6 | 62.1 | 30 |
| 2023 | May | 10.3 | 20.6 | 159.3 | 31 |
| 2023 | June | 16.1 | 24.3 | 205.7 | 30 |
| 2023 | July | 20.8 | 29.5 | 115.8 | 31 |
| 2023 | August | 23.9 | 31.2 | 106.2 | 31 |
| 2023 | September | 20.5 | 27.5 | 280.1 | 30 |
| 2023 | October | 9.9 | 20.0 | 49.6 | 31 |
| 2023 | November | 4.9 | 14.7 | 90.2 | 30 |
| 2023 | December | -0.1 | 9.2 | 81.0 | 31 |
| 2024 | January | -2.5 | 6.8 | 95.8 | 31 |
| 2024 | February | -2.0 | 7.7 | 63.1 | 29 |
| 2024 | March | -1.1 | 9.6 | 136.1 | 31 |
| 2024 | April | 7.7 | 18.5 | 74.5 | 30 |
| 2024 | May | 10.6 | 22.0 | 110.6 | 31 |
| 2024 | June | 15.8 | 24.9 | 91.3 | 30 |
| 2024 | July | 21.4 | 29.3 | 154.0 | 31 |
| 2024 | August | 23.3 | 30.1 | 265.0 | 31 |
| 2024 | September | 19.2 | 26.3 | 196.4 | 30 |
| 2024 | October | 12.2 | 21.0 | 88.7 | 31 |
| 2024 | November | 4.4 | 14.0 | 58.5 | 30 |
| 2024 | December | 0.0 | 7.2 | 41.6 | 31 |
| 2025 | January | -2.4 | 5.8 | 45.6 | 31 |
| 2025 | February | -2.6 | 5.4 | 46.3 | 28 |
| 2025 | March | 1.8 | 11.4 | 74.1 | 31 |
| 2025 | April | 6.2 | 15.8 | 115.4 | 30 |
| 2025 | May | 11.0 | 19.7 | 220.7 | 31 |
| 2025 | June | 17.2 | 27.1 | 69.6 | 30 |
| 2025 | July | 22.8 | 32.5 | 66.3 | 31 |
| 2025 | August | 22.5 | 31.1 | 196.3 | 31 |
| 2025 | September | 18.2 | 26.6 | 91.7 | 30 |
| 2025 | October | 11.2 | 19.1 | 182.2 | 31 |
| 2025 | November | 3.9 | 13.8 | 52.9 | 30 |
| 2025 | December | -0.3 | 8.4 | 72.6 | 31 |
Daily weather records
| Record | Date | Value |
|---|---|---|
| Hottest day | July 23, 2025 | 37.7 C |
| Coldest night | January 29, 2023 | -8.9 C |
| Wettest day | May 31, 2025 | 84.1 mm |
Related pages
Weather data source: Open-Meteo Archive API. City metadata source: GeoNames cities15000.