Temperature
Warm by day, mild at night.
Warm days. Heavier storm-season rain and humid air are the main drawbacks.
Warm by day, mild at night.
It rains on most days, with a mix of brief and longer spells. About 18 wet days, the highest monthly average.
Sunshine is limited, with cloud often dominating.
Very humid air is a major factor this month.
In July, afternoons feel about 86° and nights feel near 78°.
Overcast skies this month.
Calm winds are typical in July.
July late afternoons are around 80°F, easing to about 76°F in early evening.
| Month | High°F | Low°F | Rainin | Wet days | Sunh | Humidity% |
|---|---|---|---|---|---|---|
| Jan | 41 | 30 | 2.6 | 11 | 4.9 | 72 |
| Feb | 43 | 30 | 1.9 | 10 | 5.5 | 70 |
| Mar | 50 | 36 | 3.4 | 12 | 5.9 | 67 |
| Apr | 60 | 45 | 3.9 | 11 | 6.5 | 68 |
| May | 69 | 55 | 4.2 | 12 | 6.3 | 74 |
| Jun | 75 | 64 | 5.3 | 14 | 5.2 | 81 |
| Jul | 82 | 71 | 7.2 | 18 | 4.3 | 84 |
| Aug | 84 | 73 | 6.9 | 18 | 4.7 | 84 |
| Sep | 78 | 66 | 6.4 | 15 | 4.3 | 82 |
| Oct | 68 | 54 | 5.4 | 11 | 4.8 | 78 |
| Nov | 57 | 43 | 2.6 | 10 | 4.9 | 76 |
| Dec | 46 | 35 | 2.5 | 11 | 4.5 | 74 |
Similar climates
Want a side-by-side climate view? Compare Sendai with Kanazawa.
Typical monthly values are based on long-term climate records. Useful for planning, not a forecast. Check the weather before you travel.
Sunshine: reviewed station-normal observations.
Local microclimates can vary by beach, neighborhood, trail, or elevation.
Last updated: Jun 1, 2026
Data & methodology