Average annual temperature is 15.8 °C
Absolute maximum temperature: 37.4 °C
Absolute minimum temperature: -7.1 °C
Number of sunny days: 208 days
Number of rainy days: 157 days
Look at detailed online map of Formosa
* Weather data for Formosa United States is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 19.3 | 25.5 | 29.2 | 30.5 | 29.7 | 32.4 | 37.4 | 35.2 | 36.8 | 28.3 | 27.4 | 21.0 |
| Average daytime temperature (°C) | 12.2 | 15.3 | 16.7 | 22.9 | 24.2 | 28.2 | 33.4 | 31.2 | 28.0 | 22.5 | 15.8 | 12.9 |
| Average temperature (°C) | 7.3 | 9.6 | 10.3 | 16.0 | 18.0 | 21.9 | 26.7 | 25.2 | 21.7 | 16.1 | 9.3 | 7.1 |
| Average night temperature (°C) | 3.6 | 5.0 | 5.1 | 9.9 | 12.9 | 16.3 | 21.3 | 20.2 | 16.7 | 11.2 | 4.4 | 2.8 |
| Absolute minimum temperature (°C) | -4.4 | -7.1 | -4.5 | 1.3 | 6.7 | 11.6 | 17.5 | 16.2 | 11.3 | 4.7 | -5.3 | -4.5 |
| 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 | 14.0 | 12.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 10.0 | 10.8 | 12.0 | 13.1 | 14.1 | 14.6 | 14.4 | 13.5 | 12.4 | 11.2 | 10.2 | 9.7 |
| Daylight minimum duration (h) | 9.0 | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 | 9.0 |
| Sunshine mean duration (h) | 6.0 | 7.0 | 8.3 | 9.5 | 10.3 | 10.7 | 12.2 | 11.0 | 9.2 | 8.9 | 8.1 | 6.5 |
| Precipitation (mm) | 98 | 66 | 53 | 95 | 72 | 70 | 44 | 69 | 68 | 41 | 35 | 147 |
| Sunny days | 15 | 19 | 15 | 16 | 16 | 14 | 16 | 15 | 17 | 22 | 24 | 19 |
| Rainy days | 16 | 9 | 16 | 14 | 15 | 16 | 15 | 16 | 13 | 9 | 6 | 12 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Formosa during the most sunny months:
The largest precipitation sum in Formosa is at