Average annual temperature is 13.2 °C
Absolute maximum temperature: 42.6 °C
Absolute minimum temperature: -9.1 °C
Number of sunny days: 243 days
Number of rainy days: 114 days
Number of snow days: 8 days
Look at detailed online map of Blackrock (historical)
* Weather data for Blackrock (historical) 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) | 11.0 | 12.5 | 15.9 | 31.4 | 36.7 | 36.6 | 38.6 | 42.6 | 33.5 | 27.0 | 14.7 | 12.2 |
| Average daytime temperature (°C) | 5.7 | 7.9 | 11.6 | 17.1 | 29.0 | 30.7 | 35.2 | 34.1 | 26.3 | 19.0 | 9.1 | 6.1 |
| Average temperature (°C) | 1.6 | 2.3 | 5.5 | 10.8 | 21.2 | 23.0 | 27.3 | 26.5 | 19.3 | 12.6 | 4.4 | 2.9 |
| Average night temperature (°C) | -1.3 | -1.5 | 0.4 | 5.2 | 14.0 | 15.5 | 19.4 | 19.6 | 13.5 | 7.2 | 1.0 | 0.6 |
| Absolute minimum temperature (°C) | -8.4 | -9.1 | -3.2 | -2.1 | 7.9 | 8.7 | 14.5 | 14.7 | 6.3 | -4.4 | -4.5 | -3.4 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 9.0 | 11.0 | 12.0 | 14.0 | 15.0 | 15.0 | 15.0 | 14.0 | 13.0 | 11.0 | 10.0 | 8.0 |
| Daylight mean duration (h) | 9.1 | 10.3 | 11.9 | 13.6 | 15.0 | 15.7 | 15.4 | 14.1 | 12.6 | 10.9 | 9.4 | 8.7 |
| Daylight minimum duration (h) | 8.0 | 9.0 | 11.0 | 12.0 | 14.0 | 15.0 | 14.0 | 13.0 | 11.0 | 10.0 | 8.0 | 8.0 |
| Sunshine mean duration (h) | 5.1 | 6.8 | 8.6 | 9.4 | 12.9 | 13.1 | 13.9 | 11.6 | 9.6 | 8.4 | 5.7 | 2.9 |
| Precipitation (mm) | 27 | 8 | 28 | 31 | 6 | 1 | 5 | 11 | 13 | 13 | 35 | 58 |
| Sunny days | 16 | 19 | 15 | 13 | 22 | 26 | 29 | 25 | 22 | 23 | 22 | 11 |
| Rainy days | 13 | 7 | 16 | 17 | 9 | 4 | 2 | 6 | 8 | 8 | 8 | 16 |
| Snow days | 2 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 4 |
The best time to visit Blackrock (historical) during the most sunny months:
Months with the longest average daylight duration in Blackrock (historical):
The largest precipitation sum in Blackrock (historical) is at