Average annual temperature is 17.9 °C
Absolute maximum temperature: 34.4 °C
Absolute minimum temperature: -2.7 °C
Number of sunny days: 166 days
Number of rainy days: 199 days
Look at detailed online map of Swansboro
* Weather data for Swansboro 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) | 20.0 | 24.5 | 23.8 | 26.7 | 29.4 | 30.1 | 33.4 | 34.4 | 33.3 | 28.5 | 24.5 | 22.0 |
| Average daytime temperature (°C) | 14.9 | 17.0 | 17.6 | 21.7 | 23.2 | 26.7 | 30.3 | 30.5 | 27.9 | 23.3 | 18.1 | 15.6 |
| Average temperature (°C) | 10.6 | 12.5 | 13.4 | 17.6 | 19.3 | 23.1 | 26.8 | 26.6 | 23.3 | 18.2 | 13.0 | 10.5 |
| Average night temperature (°C) | 6.9 | 8.8 | 9.7 | 13.9 | 15.9 | 19.7 | 23.7 | 23.3 | 19.3 | 14.0 | 9.1 | 6.7 |
| Absolute minimum temperature (°C) | 0.0 | -2.7 | 0.2 | 7.0 | 9.7 | 13.4 | 20.4 | 18.7 | 14.3 | 8.6 | -2.1 | -0.7 |
| 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 | 13.0 | 12.0 | 11.0 | 10.0 | 10.0 |
| Daylight mean duration (h) | 10.1 | 10.9 | 12.0 | 13.1 | 14.0 | 14.4 | 14.2 | 13.4 | 12.4 | 11.3 | 10.4 | 9.9 |
| Daylight minimum duration (h) | 9.0 | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 13.0 | 12.0 | 11.0 | 10.0 | 10.0 | 9.0 |
| Sunshine mean duration (h) | 6.9 | 6.8 | 8.4 | 10.1 | 10.2 | 11.4 | 11.5 | 10.9 | 9.7 | 9.3 | 7.7 | 6.7 |
| Precipitation (mm) | 116 | 102 | 75 | 139 | 127 | 115 | 143 | 204 | 143 | 35 | 54 | 148 |
| Sunny days | 20 | 10 | 16 | 14 | 13 | 5 | 3 | 5 | 18 | 23 | 18 | 21 |
| Rainy days | 11 | 18 | 15 | 16 | 18 | 25 | 28 | 26 | 12 | 8 | 12 | 10 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Swansboro is at