Average annual temperature is 13.5 °C
Absolute maximum temperature: 26.8 °C
Absolute minimum temperature: -5.1 °C
Number of sunny days: 93 days
Number of rainy days: 244 days
Number of snow days: 28 days
Look at detailed online map of Biwa
* Weather data for Biwa China is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 17.9 | 15.6 | 16.5 | 24.0 | 25.5 | 26.4 | 25.7 | 26.8 | 25.1 | 23.8 | 18.8 | 15.9 |
| Average daytime temperature (°C) | 11.5 | 9.8 | 12.9 | 16.5 | 18.9 | 22.9 | 24.2 | 24.0 | 23.5 | 19.1 | 15.2 | 11.9 |
| Average temperature (°C) | 6.7 | 6.6 | 9.1 | 12.7 | 15.2 | 19.4 | 20.5 | 20.6 | 19.4 | 15.0 | 9.7 | 6.7 |
| Average night temperature (°C) | 1.7 | 2.7 | 4.8 | 9.0 | 11.5 | 16.5 | 18.1 | 18.4 | 15.7 | 10.8 | 4.4 | 1.4 |
| Absolute minimum temperature (°C) | -3.0 | -5.1 | -2.9 | 4.5 | 7.3 | 14.2 | 16.4 | 16.8 | 12.7 | 6.1 | 1.1 | -4.8 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 10.0 | 11.0 | 12.0 | 13.0 | 13.0 | 13.0 | 13.0 | 13.0 | 12.0 | 11.0 | 11.0 | 10.0 |
| Daylight mean duration (h) | 10.6 | 11.2 | 12.0 | 12.8 | 13.5 | 13.9 | 13.7 | 13.1 | 12.3 | 11.5 | 10.8 | 10.4 |
| Daylight minimum duration (h) | 10.0 | 10.0 | 11.0 | 12.0 | 13.0 | 13.0 | 13.0 | 12.0 | 11.0 | 11.0 | 10.0 | 10.0 |
| Sunshine mean duration (h) | 8.5 | 6.3 | 8.5 | 8.0 | 8.9 | 8.2 | 8.5 | 7.6 | 9.8 | 8.6 | 9.1 | 8.4 |
| Precipitation (mm) | 10 | 134 | 109 | 136 | 180 | 339 | 256 | 281 | 99 | 81 | 43 | 45 |
| Sunny days | 23 | 8 | 4 | 2 | 2 | 0 | 0 | 0 | 1 | 6 | 24 | 23 |
| Rainy days | 0 | 6 | 25 | 27 | 29 | 30 | 31 | 31 | 29 | 25 | 6 | 5 |
| Snow days | 8 | 14 | 2 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 3 |
The largest precipitation sum in Biwa is at