Average temperature in May is 17.5 °C
Average daytime temperature is 24.1 °C
Average night temperature is 11.2 °C
Absolute maximum temperature: 33.1 °C
Absolute minimum temperature: 1.7 °C
Number of sunny days: 18
Number of rainy days: 13
Number of snow days:
Precipitation sum: 61 mm
* Weather data for Princeton 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 | 12.6 | 14.9 | 15.5 | 21.5 | 24 | 24.8 | 28.2 | 19.6 | 22.7 | 24.3 | 27.4 | 24.6 | 25.6 | 22.7 | 21.2 | 24 | 21.8 | 25.6 | 23.2 | 20.8 | 24.5 | 26.2 | 28 | 28.7 | 22.8 | 24 | 26.2 | 27.7 | 28.6 | 33.1 | 31.7 |
| Apparent max temperature | 5.9 | 9.1 | 13.5 | 19.9 | 20.5 | 23.6 | 31.8 | 19.1 | 22.3 | 23.7 | 27.1 | 27 | 26.9 | 23.4 | 19.6 | 22.8 | 21.4 | 25 | 22.9 | 19.9 | 25.5 | 25.6 | 28.6 | 28.9 | 19 | 21.1 | 24.2 | 26.6 | 27.9 | 32.9 | 32.8 |
| Mean temperature | 7.8 | 9.7 | 9.3 | 12.4 | 16.3 | 18.4 | 21.8 | 17.7 | 15 | 17.2 | 19.6 | 20.6 | 20.4 | 17.3 | 15.2 | 17.3 | 15.4 | 15.9 | 19.6 | 14.2 | 16.8 | 19.4 | 21.2 | 22.1 | 16.2 | 15.2 | 17.9 | 20.3 | 21.8 | 23.6 | 25.4 |
| Apparent mean temperature | -1.1 | -0.7 | -2.3 | 0 | 6 | 11.2 | 15.7 | 14.2 | 7.3 | 7.9 | 10.5 | 17 | 17.4 | 10 | 7.9 | 10.7 | 4.5 | 5.3 | 15.1 | 5 | 7.2 | 9 | 10.9 | 11.2 | 5.7 | 3.6 | 5.8 | 8.8 | 12.6 | 12.9 | 17.5 |
| Minimum temperature | 4.9 | 4.5 | 1.7 | 3 | 9 | 13.3 | 16.2 | 15.1 | 8.7 | 9.9 | 12.2 | 17.5 | 16.9 | 13.6 | 11.6 | 12.1 | 8.4 | 8.4 | 16.7 | 8.2 | 9.5 | 11.1 | 12.7 | 13.5 | 10.4 | 7.3 | 9.5 | 11.6 | 15.5 | 14.6 | 18.2 |
| Apparent min temperature | 1.3 | 4.1 | 5.5 | 10 | 13.2 | 16.1 | 22.6 | 16.4 | 14 | 15.9 | 18.3 | 20.8 | 21.2 | 15.4 | 12.4 | 15.9 | 13.1 | 13.6 | 17.7 | 11.8 | 15.6 | 18.1 | 20.3 | 20.7 | 11.9 | 11.5 | 14.7 | 17.8 | 19.5 | 22 | 25 |
| 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) | 14 | 14 | 14.1 | 14.1 | 14.1 | 14.2 | 14.2 | 14.3 | 14.3 | 14.3 | 14.4 | 14.4 | 14.4 | 14.5 | 14.5 | 14.5 | 14.6 | 14.6 | 14.6 | 14.7 | 14.7 | 14.7 | 14.7 | 14.8 | 14.8 | 14.8 | 14.8 | 14.9 | 14.9 | 14.9 | 14.9 |
| Sunshine duration (h) | 2.6 | 8.7 | 11.2 | 13.1 | 11.7 | 5.8 | 12.1 | 4 | 13 | 13.2 | 12.1 | 6.3 | 7.1 | 2.2 | 10.9 | 10.2 | 13.5 | 13.6 | 11.9 | 13.4 | 13.7 | 13.7 | 13.7 | 13.8 | 13.5 | 13.8 | 13.8 | 12.3 | 12.1 | 12.9 | 13.9 |
| Precipitation (mm) | 0.4 | 0.2 | 0 | 0 | 0 | 6.5 | 15.3 | 18.8 | 0 | 0 | 0.1 | 1.9 | 1.5 | 12.7 | 0.9 | 0.1 | 0 | 0 | 2.4 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0.2 |
| Precipitation hours | 2 | 2 | 0 | 0 | 0 | 7 | 11 | 12 | 0 | 0 | 1 | 9 | 3 | 8 | 1 | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 |
| Wind speed (m/s) | 38.5 | 36.2 | 23 | 14 | 25.2 | 29 | 20.8 | 39.9 | 15.6 | 15.6 | 15.8 | 18.1 | 17.3 | 26.5 | 24.8 | 14.4 | 18.3 | 16 | 23.7 | 17.3 | 10.3 | 11 | 10.5 | 21.5 | 23.7 | 19.1 | 14.8 | 16.9 | 13.8 | 24.8 | 17.2 |
In May 2023, the highest daytime temperature in Princeton was 33.1°C.
While the minimum temperature at night dropped to 1.7°C.
The average nighttime and daytime temperatures during May in Princeton are 11.2°C and 24.1°C respectively.
The precipitation sum in May is about 61 mm.