Temperature
Hot by day, warm at night.
Hot afternoons and some sun. Heavier storm-season rain and humid air are the main drawbacks.

Hot by day, warm at night.
Rain is frequent. About 14 wet days, more than in most months.
Cloudier spells limit sunshine.
Very hot days with very humid air.
In August, afternoons feel about 96° and nights feel near 87°.
Mostly cloudy skies this month.
Calm winds are typical in August.
August late afternoons are around 90°F, easing to about 84°F in early evening.
| Month | High°F | Low°F | Rainin | Wet days | Sunh | Humidity% |
|---|---|---|---|---|---|---|
| Jan | 50 | 39 | 2.4 | 10 | 6.6 | 67 |
| Feb | 53 | 40 | 2.6 | 9 | 7.8 | 66 |
| Mar | 59 | 45 | 4.3 | 12 | 8.2 | 66 |
| Apr | 68 | 54 | 4.7 | 11 | 9.1 | 66 |
| May | 76 | 62 | 5.1 | 10 | 9.3 | 69 |
| Jun | 81 | 70 | 10.3 | 15 | 8.0 | 77 |
| Jul | 88 | 77 | 9.2 | 16 | 9.3 | 77 |
| Aug | 91 | 78 | 5.6 | 14 | 10.3 | 74 |
| Sep | 84 | 71 | 6.5 | 13 | 8.8 | 75 |
| Oct | 75 | 61 | 3.6 | 8 | 8.5 | 70 |
| Nov | 65 | 51 | 3.0 | 8 | 7.8 | 69 |
| Dec | 55 | 42 | 2.4 | 9 | 7.0 | 67 |
Similar climates
Want a side-by-side climate view? Compare Kitakyūshū with Tokyo.
Typical monthly values are based on long-term climate records. Useful for planning, not a forecast. Check the weather before you travel.
Sunshine: source type is not yet identified at metric level.
Local microclimates can vary by beach, neighborhood, trail, or elevation.
Last updated: Aug 26, 2026
Data & methodology