Average annual temperature is 11.9 °C
Absolute maximum temperature: 32.5 °C
Absolute minimum temperature: -11.9 °C
Number of sunny days: 178 days
Number of rainy days: 173 days
Number of snow days: 14 days
Look at detailed online map of Rockport
* Weather data for Rockport 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) | 17.0 | 19.1 | 18.7 | 26.5 | 29.9 | 32.3 | 32.2 | 32.5 | 32.3 | 29.0 | 20.1 | 16.9 |
| Average daytime temperature (°C) | 4.9 | 9.2 | 9.3 | 17.3 | 21.8 | 26.2 | 28.5 | 26.9 | 24.8 | 17.8 | 11.1 | 8.6 |
| Average temperature (°C) | 1.6 | 2.8 | 3.8 | 10.7 | 15.5 | 20.2 | 23.4 | 21.6 | 19.4 | 13.2 | 5.7 | 4.8 |
| Average night temperature (°C) | -1.3 | -1.6 | -0.4 | 5.1 | 9.8 | 14.5 | 18.6 | 16.8 | 14.6 | 9.3 | 1.8 | 2.0 |
| Absolute minimum temperature (°C) | -11.9 | -11.4 | -7.7 | -2.2 | 2.3 | 9.8 | 13.6 | 10.8 | 8.9 | -2.8 | -7.8 | -4.8 |
| 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 | 15.0 | 15.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 9.6 | 10.6 | 11.9 | 13.3 | 14.5 | 15.1 | 14.8 | 13.8 | 12.5 | 11.1 | 9.9 | 9.3 |
| 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) | 2.9 | 7.2 | 6.9 | 8.9 | 10.2 | 10.5 | 12.0 | 10.7 | 9.2 | 6.9 | 7.2 | 4.2 |
| Precipitation (mm) | 104 | 80 | 116 | 72 | 72 | 89 | 92 | 88 | 13 | 64 | 26 | 52 |
| Sunny days | 8 | 17 | 13 | 12 | 21 | 15 | 8 | 17 | 20 | 13 | 20 | 14 |
| Rainy days | 17 | 9 | 14 | 18 | 10 | 15 | 23 | 14 | 10 | 17 | 10 | 16 |
| Snow days | 6 | 2 | 4 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 1 |
The best time to visit Rockport during the most sunny months:
The largest precipitation sum in Rockport is at