Average annual temperature is 22.1 °C
Absolute maximum temperature: 41.3 °C
Absolute minimum temperature: 1.5 °C
Number of sunny days: 144 days
Number of rainy days: 221 days
Look at detailed online map of Brookline
* Weather data for Brookline 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) | 26.2 | 28.5 | 28.7 | 29.9 | 31.3 | 37.9 | 37.9 | 41.3 | 38.8 | 34.5 | 29.3 | 25.5 |
| Average daytime temperature (°C) | 19.5 | 20.9 | 24.1 | 24.9 | 28.4 | 34.1 | 35.2 | 38.2 | 34.2 | 27.2 | 21.0 | 19.1 |
| Average temperature (°C) | 14.8 | 15.3 | 19.3 | 19.9 | 23.9 | 28.5 | 29.9 | 31.9 | 28.7 | 22.3 | 16.3 | 13.9 |
| Average night temperature (°C) | 11.0 | 11.3 | 15.5 | 15.9 | 20.0 | 24.0 | 25.6 | 27.0 | 24.3 | 18.5 | 12.7 | 9.8 |
| Absolute minimum temperature (°C) | 1.6 | 2.1 | 5.0 | 10.0 | 14.1 | 19.7 | 24.0 | 24.8 | 21.3 | 8.3 | 4.4 | 1.5 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 10.0 | 11.0 | 12.0 | 13.0 | 13.0 | 14.0 | 14.0 | 13.0 | 12.0 | 11.0 | 11.0 | 10.0 |
| Daylight mean duration (h) | 10.5 | 11.1 | 12.0 | 12.9 | 13.6 | 14.0 | 13.8 | 13.2 | 12.3 | 11.5 | 10.7 | 10.3 |
| Daylight minimum duration (h) | 10.0 | 10.0 | 11.0 | 12.0 | 13.0 | 13.0 | 13.0 | 12.0 | 11.0 | 11.0 | 10.0 | 10.0 |
| Sunshine mean duration (h) | 6.3 | 7.4 | 7.3 | 7.8 | 8.5 | 11.6 | 12.2 | 12.0 | 10.7 | 8.3 | 6.5 | 7.7 |
| Precipitation (mm) | 231 | 63 | 145 | 240 | 203 | 67 | 59 | 4 | 84 | 146 | 126 | 160 |
| Sunny days | 13 | 9 | 8 | 5 | 6 | 9 | 10 | 22 | 9 | 15 | 18 | 20 |
| Rainy days | 18 | 19 | 23 | 25 | 25 | 21 | 21 | 9 | 21 | 16 | 12 | 11 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Brookline during the most sunny months:
The largest precipitation sum in Brookline is at