Temperature
Hot by day, warm at night.
Hot afternoons and some sun. Humid air is the main drawback.

Hot by day, warm at night.
Several rainy days. About 12 wet days, more than in most months.
A mix of sunshine and cloud.
Very humid air is a major factor this month.
In August, afternoons feel about 92° and nights feel near 82°.
Mostly cloudy skies this month.
Calm winds are typical in August.
August late afternoons are around 86°F, easing to about 82°F in early evening.
| Month | High°F | Low°F | Rainin | Wet days | Sunh | Humidity% |
|---|---|---|---|---|---|---|
| Jan | 45 | 30 | 0.9 | 5 | 7.1 | 70 |
| Feb | 51 | 35 | 1.1 | 5 | 7.0 | 68 |
| Mar | 60 | 43 | 1.9 | 8 | 7.3 | 66 |
| Apr | 72 | 54 | 2.1 | 8 | 8.3 | 67 |
| May | 80 | 63 | 3.1 | 9 | 8.5 | 68 |
| Jun | 86 | 71 | 4.0 | 9 | 9.0 | 70 |
| Jul | 90 | 76 | 5.1 | 13 | 8.7 | 77 |
| Aug | 88 | 74 | 4.8 | 12 | 8.4 | 75 |
| Sep | 79 | 66 | 3.9 | 10 | 6.8 | 76 |
| Oct | 70 | 55 | 3.0 | 9 | 6.6 | 76 |
| Nov | 58 | 44 | 1.8 | 7 | 6.3 | 75 |
| Dec | 49 | 34 | 0.8 | 5 | 6.6 | 70 |
Similar climates
Want a side-by-side climate view? Compare Shiyan 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