Average annual temperature is 13.0 °C
Absolute maximum temperature: 34.5 °C
Absolute minimum temperature: -10.1 °C
Number of sunny days: 185 days
Number of rainy days: 172 days
Number of snow days: 8 days
Look at detailed online map of Needham
* Weather data for Needham 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) | 17.5 | 20.9 | 22.7 | 27.4 | 29.4 | 32.3 | 34.5 | 33.5 | 31.9 | 30.0 | 25.1 | 16.4 |
| Average daytime temperature (°C) | 6.7 | 10.9 | 11.8 | 18.3 | 23.4 | 27.7 | 29.7 | 28.2 | 25.9 | 19.6 | 12.7 | 8.9 |
| Average temperature (°C) | 3.0 | 4.5 | 5.5 | 11.5 | 17.2 | 21.6 | 24.1 | 22.8 | 20.1 | 14.1 | 6.9 | 4.5 |
| Average night temperature (°C) | 0.1 | 0.0 | 1.0 | 5.8 | 11.2 | 16.1 | 19.2 | 18.1 | 15.1 | 9.8 | 2.6 | 1.3 |
| Absolute minimum temperature (°C) | -9.5 | -10.1 | -7.7 | -2.1 | 4.0 | 11.0 | 15.4 | 12.4 | 10.4 | -3.3 | -8.3 | -6.9 |
| 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) | 9.7 | 10.7 | 12.0 | 13.3 | 14.4 | 14.9 | 14.6 | 13.7 | 12.5 | 11.2 | 10.0 | 9.4 |
| 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) | 3.9 | 7.2 | 6.8 | 8.7 | 10.3 | 10.9 | 11.8 | 11.1 | 9.9 | 7.4 | 7.8 | 4.6 |
| Precipitation (mm) | 137 | 55 | 209 | 97 | 59 | 42 | 111 | 89 | 41 | 67 | 29 | 48 |
| Sunny days | 7 | 17 | 15 | 16 | 18 | 16 | 7 | 17 | 18 | 19 | 24 | 11 |
| Rainy days | 20 | 11 | 14 | 14 | 13 | 14 | 24 | 14 | 12 | 12 | 6 | 18 |
| Snow days | 4 | 0 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 |
The best time to visit Needham during the most sunny months:
The largest precipitation sum in Needham is at