Average annual temperature is 15.1 °C
Absolute maximum temperature: 37.2 °C
Absolute minimum temperature: -8.3 °C
Number of sunny days: 193 days
Number of rainy days: 170 days
Number of snow days: 2 days
Look at detailed online map of Boonville
* Weather data for Boonville 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) | 18.2 | 23.1 | 24.6 | 29.2 | 31.2 | 34.6 | 35.0 | 37.2 | 32.7 | 29.3 | 25.9 | 17.9 |
| Average daytime temperature (°C) | 9.5 | 13.2 | 14.5 | 21.0 | 25.7 | 29.7 | 31.0 | 29.9 | 28.0 | 21.2 | 15.0 | 10.8 |
| Average temperature (°C) | 5.3 | 7.0 | 8.2 | 13.9 | 19.4 | 23.3 | 25.7 | 24.5 | 21.9 | 15.8 | 9.1 | 5.9 |
| Average night temperature (°C) | 2.2 | 2.6 | 3.3 | 8.2 | 13.7 | 17.4 | 21.2 | 20.1 | 16.8 | 11.5 | 4.8 | 2.6 |
| Absolute minimum temperature (°C) | -5.7 | -8.3 | -6.5 | 0.3 | 4.9 | 11.9 | 16.8 | 14.6 | 12.6 | -1.6 | -4.8 | -6.3 |
| 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 | 13.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 9.9 | 10.8 | 12.0 | 13.2 | 14.2 | 14.8 | 14.5 | 13.6 | 12.4 | 11.2 | 10.1 | 9.6 |
| 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) | 4.7 | 7.5 | 7.7 | 10.0 | 11.1 | 11.5 | 11.5 | 10.8 | 10.7 | 8.0 | 7.9 | 5.9 |
| Precipitation (mm) | 127 | 65 | 189 | 81 | 40 | 46 | 88 | 145 | 19 | 77 | 23 | 68 |
| Sunny days | 13 | 17 | 13 | 16 | 18 | 18 | 11 | 13 | 19 | 19 | 22 | 14 |
| Rainy days | 17 | 11 | 17 | 14 | 13 | 12 | 20 | 18 | 11 | 12 | 8 | 17 |
| Snow days | 1 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Boonville during the most sunny months:
The largest precipitation sum in Boonville is at