Average annual temperature is 13.3 °C
Absolute maximum temperature: 36.1 °C
Absolute minimum temperature: -14.5 °C
Number of sunny days: 177 days
Number of rainy days: 184 days
Number of snow days: 4 days
Look at detailed online map of Sayreville
* Weather data for Sayreville 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) | 18.8 | 19.1 | 16.6 | 31.1 | 29.9 | 33.1 | 35.0 | 31.5 | 36.1 | 28.5 | 20.4 | 17.2 |
| Average daytime temperature (°C) | 9.2 | 9.1 | 10.9 | 19.2 | 22.3 | 26.8 | 30.7 | 28.4 | 25.2 | 20.1 | 11.9 | 9.4 |
| Average temperature (°C) | 5.1 | 3.9 | 5.5 | 13.1 | 16.1 | 20.6 | 24.9 | 23.2 | 20.2 | 14.7 | 6.7 | 5.2 |
| Average night temperature (°C) | 1.6 | -0.5 | 0.9 | 8.1 | 10.2 | 15.5 | 20.3 | 19.0 | 16.1 | 10.5 | 2.4 | 1.7 |
| Absolute minimum temperature (°C) | -4.2 | -14.5 | -3.9 | 0.8 | 4.5 | 10.1 | 16.0 | 15.6 | 10.0 | 6.0 | -4.4 | -5.0 |
| 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) | 9.7 | 10.7 | 11.9 | 13.3 | 14.4 | 15.0 | 14.7 | 13.7 | 12.5 | 11.1 | 10.0 | 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) | 4.8 | 6.7 | 7.4 | 8.6 | 11.7 | 10.2 | 11.5 | 10.4 | 7.9 | 7.9 | 7.5 | 5.1 |
| Precipitation (mm) | 97 | 45 | 108 | 129 | 39 | 99 | 141 | 89 | 219 | 74 | 62 | 209 |
| Sunny days | 13 | 20 | 13 | 14 | 21 | 12 | 9 | 11 | 14 | 17 | 18 | 15 |
| Rainy days | 18 | 6 | 17 | 16 | 10 | 18 | 22 | 20 | 16 | 14 | 12 | 15 |
| Snow days | 0 | 2 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 |
The best time to visit Sayreville during the most sunny months:
The largest precipitation sum in Sayreville is at