Average annual temperature is 16.9 °C
Absolute maximum temperature: 29.8 °C
Absolute minimum temperature: -2.1 °C
Number of sunny days: 178 days
Number of rainy days: 185 days
Number of snow days: 2 days
Look at detailed online map of Saga
* Weather data for Saga 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) | 15.8 | 13.3 | 15.9 | 17.7 | 20.6 | 24.7 | 29.4 | 29.8 | 29.1 | 26.2 | 23.4 | 19.4 |
| Average daytime temperature (°C) | 9.7 | 9.8 | 13.0 | 15.7 | 18.5 | 21.8 | 26.0 | 28.1 | 27.0 | 21.9 | 17.5 | 12.3 |
| Average temperature (°C) | 7.8 | 7.8 | 11.2 | 14.1 | 17.3 | 20.7 | 25.1 | 26.9 | 25.6 | 19.6 | 15.4 | 10.4 |
| Average night temperature (°C) | 5.9 | 5.4 | 9.2 | 12.4 | 16.2 | 19.9 | 24.1 | 25.8 | 24.2 | 17.6 | 13.1 | 8.2 |
| Absolute minimum temperature (°C) | -2.1 | 2.0 | 4.9 | 9.6 | 12.1 | 17.0 | 20.4 | 23.7 | 21.5 | 14.7 | 6.2 | 2.0 |
| 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) | 7.4 | 7.1 | 8.7 | 8.2 | 9.1 | 7.5 | 9.2 | 10.2 | 9.5 | 8.5 | 8.2 | 6.7 |
| Precipitation (mm) | 75 | 59 | 109 | 242 | 248 | 267 | 162 | 80 | 65 | 21 | 74 | 104 |
| Sunny days | 14 | 15 | 19 | 19 | 17 | 12 | 15 | 12 | 11 | 21 | 14 | 9 |
| Rainy days | 17 | 13 | 12 | 11 | 14 | 18 | 16 | 19 | 19 | 10 | 16 | 20 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 |
The largest precipitation sum in Saga is at