Average annual temperature is 14.9 °C
Absolute maximum temperature: 38.5 °C
Absolute minimum temperature: -9.4 °C
Number of sunny days: 214 days
Number of rainy days: 149 days
Number of snow days: 2 days
Look at detailed online map of Eastham
* Weather data for Eastham 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) | 19.7 | 25.4 | 27.8 | 32.2 | 30.6 | 31.9 | 38.5 | 36.8 | 37.2 | 29.0 | 27.3 | 20.2 |
| Average daytime temperature (°C) | 11.2 | 14.1 | 15.4 | 23.5 | 23.7 | 28.0 | 33.5 | 31.7 | 27.6 | 22.4 | 14.6 | 11.5 |
| Average temperature (°C) | 6.0 | 7.8 | 8.5 | 15.8 | 17.2 | 21.4 | 26.5 | 24.9 | 21.4 | 15.7 | 8.0 | 5.7 |
| Average night temperature (°C) | 2.2 | 2.7 | 3.0 | 9.2 | 11.4 | 15.3 | 20.6 | 19.4 | 16.2 | 10.3 | 3.1 | 1.5 |
| Absolute minimum temperature (°C) | -3.8 | -9.4 | -4.9 | 1.1 | 5.3 | 11.2 | 17.5 | 15.7 | 10.5 | 3.1 | -5.7 | -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 | 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) | 5.6 | 7.0 | 8.0 | 9.8 | 10.2 | 10.6 | 12.3 | 11.0 | 9.3 | 9.1 | 8.1 | 5.9 |
| Precipitation (mm) | 66 | 81 | 40 | 111 | 53 | 104 | 77 | 35 | 43 | 12 | 69 | 140 |
| Sunny days | 15 | 16 | 18 | 20 | 17 | 14 | 11 | 17 | 19 | 23 | 25 | 19 |
| Rainy days | 15 | 11 | 13 | 10 | 14 | 16 | 20 | 14 | 11 | 8 | 5 | 12 |
| Snow days | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Eastham during the most sunny months:
The largest precipitation sum in Eastham is at