Average annual temperature is 15.0 °C
Absolute maximum temperature: 35.4 °C
Absolute minimum temperature: -10.3 °C
Number of sunny days: 142 days
Number of rainy days: 215 days
Number of snow days: 8 days
Look at detailed online map of Sumiyoshichô
* Weather data for Sumiyoshichô 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) | 15.1 | 14.5 | 23.0 | 24.3 | 27.7 | 29.7 | 34.6 | 35.4 | 33.5 | 26.2 | 24.8 | 19.2 |
| Average daytime temperature (°C) | 7.4 | 8.2 | 15.1 | 17.6 | 21.7 | 25.4 | 30.4 | 32.4 | 29.5 | 20.9 | 15.8 | 10.7 |
| Average temperature (°C) | 3.0 | 4.2 | 9.8 | 12.7 | 16.9 | 21.1 | 25.9 | 27.4 | 24.8 | 16.2 | 11.5 | 6.3 |
| Average night temperature (°C) | -0.5 | 1.0 | 5.7 | 9.0 | 13.1 | 17.8 | 22.6 | 24.0 | 21.6 | 12.7 | 8.1 | 2.8 |
| Absolute minimum temperature (°C) | -10.3 | -2.7 | -1.2 | 3.6 | 7.4 | 13.5 | 19.5 | 22.1 | 16.7 | 8.5 | 1.0 | -4.2 |
| 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 | 9.0 |
| Daylight mean duration (h) | 10.1 | 10.9 | 12.0 | 13.1 | 14.0 | 14.5 | 14.2 | 13.4 | 12.4 | 11.3 | 10.3 | 9.8 |
| Daylight minimum duration (h) | 9.0 | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 13.0 | 12.0 | 11.0 | 10.0 | 9.0 | 9.0 |
| Sunshine mean duration (h) | 6.4 | 6.2 | 8.4 | 7.5 | 9.0 | 6.9 | 9.4 | 10.1 | 9.4 | 8.9 | 7.4 | 6.7 |
| Precipitation (mm) | 56 | 40 | 96 | 215 | 250 | 258 | 98 | 197 | 94 | 43 | 116 | 39 |
| Sunny days | 7 | 9 | 18 | 16 | 15 | 10 | 7 | 1 | 9 | 14 | 18 | 18 |
| Rainy days | 20 | 15 | 13 | 14 | 16 | 20 | 24 | 30 | 21 | 17 | 12 | 13 |
| Snow days | 4 | 4 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Sumiyoshichô during the most sunny months:
The largest precipitation sum in Sumiyoshichô is at