Average annual temperature is 12.8 °C
Absolute maximum temperature: 32.1 °C
Absolute minimum temperature: -16.9 °C
Number of sunny days: 182 days
Number of rainy days: 179 days
Number of snow days: 4 days
Look at detailed online map of Speonk
* Weather data for Speonk 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) | 14.8 | 18.7 | 13.5 | 21.8 | 23.1 | 24.3 | 29.5 | 28.7 | 32.1 | 24.3 | 17.8 | 16.1 |
| Average daytime temperature (°C) | 8.2 | 7.2 | 8.8 | 14.0 | 17.5 | 21.3 | 27.2 | 25.9 | 23.3 | 18.5 | 11.3 | 9.3 |
| Average temperature (°C) | 5.3 | 3.8 | 5.3 | 10.9 | 14.2 | 18.2 | 24.0 | 22.5 | 19.9 | 15.0 | 7.6 | 6.3 |
| Average night temperature (°C) | 2.6 | 0.1 | 2.1 | 8.2 | 10.9 | 15.5 | 21.2 | 19.5 | 17.2 | 12.1 | 4.3 | 3.5 |
| Absolute minimum temperature (°C) | -2.3 | -16.9 | -2.0 | 0.8 | 5.6 | 9.6 | 17.0 | 16.9 | 12.4 | 8.0 | -2.2 | -3.9 |
| 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 | 15.0 | 15.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 9.6 | 10.6 | 11.9 | 13.3 | 14.5 | 15.0 | 14.8 | 13.8 | 12.5 | 11.1 | 9.9 | 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) | 4.6 | 6.5 | 7.5 | 8.1 | 12.2 | 11.3 | 11.6 | 10.3 | 7.8 | 8.1 | 7.3 | 5.5 |
| Precipitation (mm) | 132 | 52 | 125 | 114 | 61 | 70 | 133 | 209 | 272 | 56 | 50 | 187 |
| Sunny days | 10 | 16 | 16 | 14 | 24 | 13 | 10 | 12 | 14 | 15 | 19 | 19 |
| Rainy days | 19 | 11 | 14 | 16 | 7 | 17 | 21 | 19 | 16 | 16 | 11 | 12 |
| Snow days | 2 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Speonk during the most sunny months:
The largest precipitation sum in Speonk is at