Average annual temperature is 22.0 °C
Absolute maximum temperature: 37.4 °C
Absolute minimum temperature: 1.8 °C
Number of sunny days: 131 days
Number of rainy days: 234 days
Look at detailed online map of Saybrook
* Weather data for Saybrook 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) | 28.7 | 29.8 | 31.9 | 31.5 | 32.0 | 34.7 | 37.3 | 37.4 | 34.9 | 29.6 | 28.2 | 26.6 |
| Average daytime temperature (°C) | 21.9 | 24.9 | 25.1 | 26.6 | 27.7 | 30.9 | 33.3 | 33.6 | 30.0 | 26.5 | 22.5 | 20.2 |
| Average temperature (°C) | 15.9 | 18.9 | 19.7 | 21.9 | 23.0 | 25.6 | 27.6 | 28.4 | 25.7 | 22.5 | 18.6 | 16.2 |
| Average night temperature (°C) | 11.6 | 14.4 | 15.4 | 18.2 | 19.2 | 21.9 | 24.0 | 24.6 | 22.4 | 19.3 | 15.4 | 13.0 |
| Absolute minimum temperature (°C) | 1.8 | 6.9 | 6.5 | 13.3 | 14.2 | 18.6 | 22.3 | 23.0 | 18.3 | 11.1 | 5.2 | 3.4 |
| 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 | 11.4 | 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) | 8.4 | 9.1 | 9.7 | 9.9 | 11.5 | 10.7 | 11.2 | 11.5 | 10.0 | 9.3 | 6.7 | 6.7 |
| Precipitation (mm) | 33 | 43 | 43 | 124 | 139 | 172 | 161 | 73 | 190 | 46 | 102 | 83 |
| Sunny days | 22 | 15 | 14 | 7 | 10 | 3 | 3 | 4 | 6 | 20 | 13 | 14 |
| Rainy days | 9 | 13 | 17 | 23 | 21 | 27 | 28 | 27 | 24 | 11 | 17 | 17 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Saybrook is at