Average annual temperature is 11.9 °C
Absolute maximum temperature: 31.0 °C
Absolute minimum temperature: -12.1 °C
Number of sunny days: 110 days
Number of rainy days: 236 days
Number of snow days: 19 days
Look at detailed online map of Ōsako
* Weather data for Ōsako Japan is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 13.1 | 12.9 | 20.9 | 22.3 | 26.0 | 27.7 | 31.0 | 30.5 | 28.9 | 21.5 | 20.8 | 16.5 |
| Average daytime temperature (°C) | 3.1 | 4.6 | 11.9 | 15.4 | 18.9 | 22.4 | 28.1 | 28.1 | 25.8 | 17.1 | 12.5 | 7.4 |
| Average temperature (°C) | -0.5 | 0.6 | 7.1 | 10.2 | 14.2 | 18.5 | 23.2 | 23.6 | 21.2 | 12.5 | 8.1 | 3.2 |
| Average night temperature (°C) | -4.0 | -3.4 | 3.1 | 6.0 | 10.2 | 15.3 | 19.1 | 20.4 | 17.9 | 9.0 | 4.6 | -0.4 |
| Absolute minimum temperature (°C) | -11.6 | -12.1 | -3.7 | 1.1 | 4.6 | 9.1 | 16.3 | 17.5 | 13.7 | 4.4 | -1.1 | -7.6 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 14.0 | 14.0 | 13.0 | 12.0 | 11.0 | 10.0 | 10.0 |
| Daylight mean duration (h) | 10.2 | 11.0 | 12.0 | 13.0 | 13.9 | 14.4 | 14.2 | 13.4 | 12.4 | 11.3 | 10.4 | 9.9 |
| Daylight minimum duration (h) | 9.0 | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 13.0 | 12.0 | 11.0 | 10.0 | 10.0 | 9.0 |
| Sunshine mean duration (h) | 6.0 | 6.3 | 8.0 | 8.0 | 8.3 | 6.8 | 10.8 | 9.3 | 9.5 | 8.4 | 6.8 | 6.4 |
| Precipitation (mm) | 107 | 75 | 118 | 185 | 201 | 425 | 67 | 291 | 102 | 131 | 150 | 96 |
| Sunny days | 9 | 9 | 16 | 9 | 11 | 9 | 9 | 3 | 5 | 13 | 8 | 9 |
| Rainy days | 13 | 14 | 15 | 21 | 20 | 21 | 22 | 28 | 25 | 18 | 22 | 17 |
| Snow days | 9 | 5 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 5 |
The best time to visit Ōsako during the most sunny months:
The largest precipitation sum in Ōsako is at