Average annual temperature is 21.8 °C
Absolute maximum temperature: 40.3 °C
Absolute minimum temperature: 0.8 °C
Number of sunny days: 135 days
Number of rainy days: 230 days
Look at detailed online map of Johnson
* Weather data for Johnson 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) | 24.7 | 26.8 | 27.0 | 28.4 | 31.0 | 36.0 | 37.9 | 40.3 | 35.7 | 31.7 | 28.3 | 25.3 |
| Average daytime temperature (°C) | 19.8 | 21.0 | 23.1 | 24.5 | 29.0 | 31.7 | 33.5 | 35.7 | 33.1 | 26.7 | 21.3 | 18.2 |
| Average temperature (°C) | 15.3 | 16.1 | 18.6 | 20.3 | 24.3 | 27.7 | 29.3 | 30.8 | 27.6 | 21.8 | 16.4 | 13.6 |
| Average night temperature (°C) | 11.7 | 12.8 | 15.2 | 16.9 | 20.4 | 24.4 | 25.8 | 27.2 | 23.5 | 17.8 | 12.8 | 10.0 |
| Absolute minimum temperature (°C) | 1.8 | 3.1 | 0.8 | 10.2 | 16.3 | 19.6 | 23.2 | 23.4 | 20.6 | 9.0 | 5.4 | 1.6 |
| 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 | 14.0 | 14.0 | 13.0 | 12.0 | 11.0 | 11.0 | 10.0 |
| Daylight mean duration (h) | 10.5 | 11.1 | 12.0 | 12.9 | 13.6 | 14.0 | 13.8 | 13.2 | 12.3 | 11.5 | 10.7 | 10.3 |
| 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) | 7.1 | 8.2 | 9.6 | 9.3 | 11.0 | 11.8 | 11.9 | 12.1 | 11.1 | 9.1 | 6.6 | 7.5 |
| Precipitation (mm) | 137 | 86 | 70 | 118 | 51 | 59 | 80 | 43 | 77 | 50 | 115 | 182 |
| Sunny days | 13 | 10 | 10 | 12 | 7 | 4 | 6 | 9 | 8 | 19 | 17 | 20 |
| Rainy days | 18 | 18 | 21 | 18 | 24 | 26 | 25 | 22 | 22 | 12 | 13 | 11 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Johnson during the most sunny months:
The largest precipitation sum in Johnson is at