Japan
Saitama sees feels-like daytime highs peak around 37°C in August and nighttime lows bottom out near 1°C in January. September is the wettest month (~178 mm), while January is the driest (~42 mm). For sunshine, December leads with about 73% clear skies.
Based on mild feels-like temperatures and low rain chances, the most comfortable months are October, May, and April — expect around 16.6–23.7°C with roughly 31% chance of rain on a given day in October.
| Month | Low / High °C | Rain % | Rainfall | Clear skies | Wind |
|---|---|---|---|---|---|
| January | 1° / 8° | 12% | 42 mm | 72% | 12.6 kph |
| February | 2° / 9° | 17% | 53 mm | 65% | 13.2 kph |
| March | 5.5° / 12.8° | 28% | 88 mm | 56% | 13.6 kph |
| April☀ | 11.6° / 19.9° | 31% | 103 mm | 49% | 13.4 kph |
| May☀ | 17.5° / 25.9° | 35% | 116 mm | 43% | 12.3 kph |
| June | 23.2° / 30.8° | 44% | 142 mm | 32% | 11.2 kph |
| July | 28.7° / 35.9° | 43% | 141 mm | 34% | 10.8 kph |
| August | 29.9° / 37° | 39% | 141 mm | 46% | 11 kph |
| September | 24.6° / 31.3° | 40% | 178 mm | 48% | 11.4 kph |
| October☀ | 16.6° / 23.7° | 31% | 148 mm | 58% | 11.1 kph |
| November | 9.2° / 16.7° | 21% | 77 mm | 66% | 11.2 kph |
| December | 3.4° / 10.6° | 14% | 46 mm | 73% | 11.8 kph |
Feels-like temperatures from long-term historical data; ☀ marks the most comfortable months (mild temperatures, low rain).
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