Climate at a glance · Osaka
Annual mean62°day and night
Precipitation69.02 ina year
Warmest monthAugustavg high 91°
Coldest monthJanuaryavg low 34°
Average temperature by month
High · lowJanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation by month
69.02 in a yearJanFebMarAprMayJunJulAugSepOctNovDec
Monthly averages
| Month | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg high | 48° | 50° | 59° | 68° | 73° | 81° | 90° | 91° | 86° | 75° | 64° | 54° |
| Avg low | 34° | 34° | 41° | 50° | 57° | 68° | 77° | 79° | 73° | 59° | 48° | 37° |
| Precip, in | 1.65 | 2.40 | 4.84 | 6.22 | 9.25 | 9.96 | 7.95 | 8.11 | 7.76 | 5.31 | 3.82 | 1.73 |
| Wet days | 6 | 7 | 11 | 11 | 13 | 14 | 16 | 17 | 14 | 10 | 7 | 6 |
| Sunshine | 7.7 h | 7.8 h | 8.1 h | 8.4 h | 8.6 h | 8.6 h | 10.7 h | 10.2 h | 9.2 h | 8.2 h | 8 h | 8.1 h |
| Humidity | 73% | 71% | 73% | 72% | 74% | 78% | 77% | 74% | 76% | 76% | 76% | 73% |
| Sea temperature | 48° | 45° | 50° | 59° | 67° | 74° | 86° | 87° | 85° | 75° | 64° | 55° |
| Daylight | 10 h 08 | 10 h 56 | 11 h 59 | 13 h 04 | 13 h 59 | 14 h 26 | 14 h 13 | 13 h 26 | 12 h 24 | 11 h 19 | 10 h 22 | 9 h 52 |
| UV index (clear sky) | 4 | 6 | 8 | 10 | 11 | 12 | 11 | 11 | 9 | 6 | 4 | 4 |
5-year averages (2021–2025) · Open-Meteo historical weather (ERA5)
34.6940°N, 135.5020°E