Average temperature in May is 18.3 °C
Average daytime temperature is 23.8 °C
Average night temperature is 13.4 °C
Absolute maximum temperature: 29.4 °C
Absolute minimum temperature: 7.1 °C
Number of sunny days: 12
Number of rainy days: 19
Number of snow days:
Precipitation sum: 90 mm
* Weather data for Chapel Hill United States is based on climate observations for 2023 year
| Maggio (°C) | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Maximum temperature | 17.3 | 19.2 | 16.5 | 19.8 | 22 | 25.3 | 26.9 | 28.8 | 29.4 | 24.6 | 27.6 | 28.3 | 26.8 | 26.2 | 23.1 | 28.1 | 26.9 | 22 | 19.9 | 25.5 | 24.6 | 26.7 | 24.7 | 24.8 | 24.9 | 21.5 | 17.1 | 18.2 | 23.1 | 23.4 | 25.4 |
| Apparent max temperature | 16.3 | 15 | 11.6 | 18.5 | 22.6 | 25.6 | 27.7 | 31 | 31.6 | 24.3 | 28.7 | 29.3 | 29 | 26.9 | 22.6 | 30 | 26.7 | 20.3 | 19.6 | 26.7 | 25.7 | 27 | 22.6 | 21.8 | 23.4 | 18.4 | 14.2 | 18.4 | 24.8 | 25.1 | 26.9 |
| Mean temperature | 13.7 | 14.2 | 12.5 | 13 | 14.8 | 17.1 | 19.5 | 22.1 | 22.8 | 18.6 | 19.7 | 21.3 | 21.7 | 21.4 | 19.4 | 21 | 22.3 | 18.3 | 16.6 | 20 | 19.7 | 19.7 | 19.2 | 17.9 | 18.2 | 16.5 | 14.6 | 15.2 | 18.8 | 19 | 19.8 |
| Apparent mean temperature | 4.4 | 5.6 | 3.5 | 3.4 | 5.4 | 7.7 | 12 | 18.2 | 17.1 | 11.1 | 12.5 | 14.5 | 15.6 | 18.5 | 14.5 | 14.8 | 18.1 | 13 | 12.4 | 14.6 | 15.7 | 10.9 | 11.7 | 9 | 10 | 9.1 | 9.2 | 10.6 | 16.2 | 15.7 | 17 |
| Minimum temperature | 8.4 | 9.6 | 7.6 | 7.1 | 8 | 9.5 | 13.4 | 17.7 | 17.3 | 12 | 13.3 | 14.9 | 16.5 | 17.6 | 14.7 | 15.9 | 17.7 | 14.5 | 13.6 | 14.4 | 16.1 | 12.2 | 13.5 | 11.3 | 12.8 | 12.1 | 13.7 | 12.2 | 16.3 | 15.7 | 16.9 |
| Apparent min temperature | 9.5 | 10.2 | 8.3 | 10.1 | 13.3 | 16.4 | 18.8 | 22.5 | 24 | 18 | 19.4 | 21.5 | 22.1 | 22.4 | 18.9 | 20.9 | 22.9 | 16.4 | 15.4 | 20.7 | 20.1 | 19.1 | 17.2 | 15.4 | 16.3 | 13.7 | 11.3 | 13.6 | 20.3 | 19.7 | 20.2 |
| Maggio | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight duration (h) | 13.6 | 13.7 | 13.7 | 13.7 | 13.8 | 13.8 | 13.8 | 13.9 | 13.9 | 13.9 | 14 | 14 | 14 | 14 | 14.1 | 14.1 | 14.1 | 14.1 | 14.2 | 14.2 | 14.2 | 14.2 | 14.3 | 14.3 | 14.3 | 14.3 | 14.3 | 14.4 | 14.4 | 14.4 | 14.4 |
| Sunshine duration (h) | 11.6 | 12 | 11.4 | 12.7 | 10.9 | 12.7 | 12.4 | 10.9 | 12.7 | 12.8 | 12.9 | 12.8 | 10.7 | 10.5 | 8 | 9 | 12.9 | 5.9 | 3.7 | 10.3 | 9.2 | 13.1 | 12.1 | 12.5 | 11.5 | 7 | 0 | 0 | 6.6 | 8.9 | 8 |
| Precipitation (mm) | 0.2 | 0.1 | 0.2 | 0 | 0 | 0 | 0 | 0.5 | 0.5 | 9.5 | 0 | 0.2 | 2.6 | 4.8 | 0 | 0.6 | 8.3 | 0 | 6.9 | 0 | 2.3 | 0 | 0 | 0 | 0.1 | 0 | 5.2 | 38.8 | 8 | 1.4 | 0.1 |
| Precipitation hours | 1 | 1 | 1 | 0 | 0 | 0 | 0 | 2 | 1 | 3 | 0 | 2 | 4 | 6 | 0 | 2 | 5 | 0 | 11 | 0 | 7 | 0 | 0 | 0 | 1 | 0 | 8 | 19 | 20 | 5 | 1 |
| Wind speed (m/s) | 25 | 24.2 | 24.9 | 14.8 | 10.8 | 11.5 | 17 | 17.9 | 11.9 | 21.8 | 9.9 | 12.6 | 13.7 | 16.9 | 9.5 | 17.5 | 17.9 | 16.5 | 19.9 | 10.7 | 14.8 | 13 | 19 | 14 | 19.1 | 21.4 | 21.9 | 22.5 | 15.8 | 17.3 | 12.6 |
In May 2023, the highest daytime temperature in Chapel Hill was 29.4°C.
While the minimum temperature at night dropped to 7.1°C.
The average nighttime and daytime temperatures during May in Chapel Hill are 13.4°C and 23.8°C respectively.
The precipitation sum in May is about 90 mm.