Sendai weather in 2025
Sendai weather in 2025, with 365 daily observations from Open-Meteo archive data.
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Use the graph view to inspect 2025 alongside other available years for Sendai.
Year summary
In 2025, Sendai averaged 18.1 C for daily highs and 9.2 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 -0.1 C from that baseline, and total precipitation was -77.6 mm from the baseline total.
The warmest month was July, with an average high of 32.5 C, while February had the lowest average low at -2.6 C.
The wettest month was May, totaling 220.7 mm. The hottest day reached 37.7 C on July 23, 2025.
Monthly averages and precipitation
| Month | Avg low C | Avg high C | Rain and snow mm | Days |
|---|---|---|---|---|
| January | -2.4 | 5.8 | 45.6 | 31 |
| February | -2.6 | 5.4 | 46.3 | 28 |
| March | 1.8 | 11.4 | 74.1 | 31 |
| April | 6.2 | 15.8 | 115.4 | 30 |
| May | 11.0 | 19.7 | 220.7 | 31 |
| June | 17.2 | 27.1 | 69.6 | 30 |
| July | 22.8 | 32.5 | 66.3 | 31 |
| August | 22.5 | 31.1 | 196.3 | 31 |
| September | 18.2 | 26.6 | 91.7 | 30 |
| October | 11.2 | 19.1 | 182.2 | 31 |
| November | 3.9 | 13.8 | 52.9 | 30 |
| December | -0.3 | 8.4 | 72.6 | 31 |
Daily records in 2025
| Record | Date | Value |
|---|---|---|
| Hottest day | July 23, 2025 | 37.7 C |
| Coldest night | January 10, 2025 | -8.4 C |
| Wettest day | May 31, 2025 | 84.1 mm |
Related pages
Weather data source: Open-Meteo Archive API. City metadata source: GeoNames cities15000.