Average annual temperature is 17.4 °C
Absolute maximum temperature: 37.1 °C
Absolute minimum temperature: -3.8 °C
Number of sunny days: 190 days
Number of rainy days: 175 days
Look at detailed online map of Joanna
* Weather data for Joanna 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) | 20.3 | 25.6 | 27.2 | 29.7 | 31.8 | 33.5 | 35.9 | 37.1 | 35.2 | 28.7 | 26.4 | 20.2 |
| Average daytime temperature (°C) | 14.6 | 18.1 | 19.4 | 23.0 | 25.1 | 29.1 | 33.7 | 32.7 | 29.1 | 23.5 | 17.4 | 14.2 |
| Average temperature (°C) | 9.4 | 12.6 | 13.1 | 16.7 | 19.2 | 23.1 | 27.3 | 26.5 | 22.7 | 17.4 | 11.4 | 8.8 |
| Average night temperature (°C) | 5.3 | 8.1 | 7.6 | 11.2 | 14.4 | 17.8 | 22.2 | 21.6 | 17.5 | 12.3 | 6.9 | 4.5 |
| Absolute minimum temperature (°C) | -3.8 | -2.5 | -2.1 | 3.6 | 6.7 | 11.7 | 19.8 | 19.2 | 13.7 | 7.1 | -2.7 | -3.7 |
| 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) | 10.1 | 10.9 | 12.0 | 13.1 | 14.0 | 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) | 6.4 | 7.3 | 8.2 | 9.1 | 9.8 | 10.9 | 11.7 | 10.7 | 10.3 | 8.9 | 7.2 | 6.4 |
| Precipitation (mm) | 172 | 96 | 128 | 151 | 89 | 93 | 72 | 105 | 19 | 35 | 61 | 132 |
| Sunny days | 15 | 14 | 19 | 12 | 13 | 11 | 10 | 11 | 19 | 24 | 22 | 20 |
| Rainy days | 16 | 14 | 12 | 18 | 18 | 19 | 21 | 20 | 11 | 7 | 8 | 11 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Joanna during the most sunny months:
The largest precipitation sum in Joanna is at