Sendai, Miyagi, Japan climate
Average temperatures, precipitation and all-time records for Sendai, Miyagi, Japan, with every day graded against ~45 years of local climate history (1981–2026). Its warmest month is August, averaging a high of 28°C, and its coldest is February, with an average low of -6°C.
Sendai is the capital city of Miyagi Prefecture and the largest city in the Tōhoku region. As of 1 August 2023, the city had a population of 1,098,335 in 539,698 households, making it the twelfth most populated city in Japan. via Wikipedia
How today compares
Latest recorded day: 2026-07-21. Each reading placed on Sendai, Miyagi, Japan's own ±7-day seasonal distribution.
Sendai average temperatures by month
Typical daily high and low, and average precipitation, for each month in Sendai, Miyagi, Japan, based on 1981–2026 records. The wettest month is July (8 mm on an average day).
| Month | Avg high | Avg low | Avg precip |
|---|---|---|---|
| January | -1°C | -6°C | 3 mm |
| February | 0°C | -6°C | 3 mm |
| March | 5°C | -3°C | 3 mm |
| April | 12°C | 2°C | 3 mm |
| May | 18°C | 7°C | 3 mm |
| June | 22°C | 13°C | 3 mm |
| July | 26°C | 17°C | 8 mm |
| August | 28°C | 19°C | 5 mm |
| September | 23°C | 15°C | 5 mm |
| October | 17°C | 8°C | 5 mm |
| November | 10°C | 2°C | 5 mm |
| December | 3°C | -3°C | 5 mm |
Each bar spans the 10th-percentile daily low to the 90th-percentile daily high (the range most days fall within), coloured cold → hot on a shared -23°C to 46°C scale, so the whole year's rhythm reads at a glance.
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Record extremes
- Hottest day on record: 38°C on 1994-08-13
- Coldest day on record: -17°C on 1990-02-02
Percentiles compare each day to Sendai, Miyagi, Japan's own history, so grades are relative to this location: a “Near Record” day here isn't the same temperature as elsewhere. How the grades work →