Average temperature in May is 14.5 °C
Average daytime temperature is 20.9 °C
Average night temperature is 8.9 °C
Absolute maximum temperature: 30.5 °C
Absolute minimum temperature: 1.9 °C
Number of sunny days: 22
Number of rainy days: 9
Number of snow days:
Precipitation sum: 43 mm
* Weather data for Norwalk United States is based on climate observations for 2023 year
| May (°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 | 8.4 | 6.6 | 11.4 | 14.7 | 19.8 | 22.1 | 24.6 | 20.9 | 16 | 21.2 | 25.2 | 26.9 | 22.8 | 17 | 18.9 | 21.3 | 19 | 18 | 25.8 | 22.9 | 23.7 | 24.1 | 25.9 | 23.6 | 13.7 | 18.5 | 23.4 | 25.6 | 26.3 | 30.2 | 30.5 |
| Apparent max temperature | 4.5 | 0 | 6.4 | 13.3 | 19.8 | 22.2 | 25.1 | 22.2 | 13.4 | 22.4 | 26 | 27.6 | 24.8 | 14.7 | 19.1 | 18.6 | 17.9 | 17.7 | 24.7 | 20.9 | 22.9 | 24.3 | 26.5 | 24.8 | 9 | 16.2 | 23.9 | 25.8 | 27.5 | 30.8 | 31.1 |
| Mean temperature | 5.2 | 4 | 5.9 | 9.1 | 11.7 | 14.2 | 18 | 14.2 | 12.9 | 12.9 | 16.3 | 18.7 | 18.5 | 14.6 | 13.8 | 15.2 | 11.7 | 9.9 | 17.1 | 16.6 | 15.3 | 17 | 18.6 | 18.5 | 10.8 | 12.5 | 14.8 | 17.9 | 19.5 | 22 | 23.6 |
| Apparent mean temperature | -1.7 | -4.4 | -2 | 0.2 | 2 | 4.8 | 10.9 | 8.3 | 6.1 | 2.3 | 5.7 | 9.5 | 16.8 | 8.3 | 6.7 | 7.1 | 3.9 | -0.7 | 6.6 | 11.5 | 5.8 | 6.5 | 10.2 | 9.7 | 3.8 | 4.5 | 4.2 | 7.6 | 11.3 | 12.9 | 16.9 |
| Minimum temperature | 3.5 | 1.9 | 2.6 | 2.8 | 5 | 7.9 | 13.6 | 9.7 | 9.4 | 4.7 | 7.8 | 11.8 | 16 | 11.1 | 9.3 | 9.8 | 7.8 | 2.6 | 8.3 | 12.9 | 8 | 8.6 | 11.9 | 14.5 | 7.8 | 6.9 | 6.8 | 10 | 12.6 | 14.1 | 17.7 |
| Apparent min temperature | -0.1 | -2 | 1 | 6.6 | 9.5 | 11.9 | 16.5 | 13.3 | 10 | 11.4 | 15.1 | 18 | 19.3 | 11.9 | 11.4 | 12.7 | 8.2 | 7.4 | 15.4 | 15 | 13.7 | 15.7 | 17.5 | 16.8 | 6.6 | 9.4 | 12.8 | 15.8 | 18.2 | 21.4 | 23.3 |
| May | 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 | 14.2 | 14.3 | 14.3 | 14.4 | 14.4 | 14.4 | 14.5 | 14.5 | 14.5 | 14.6 | 14.6 | 14.6 | 14.6 | 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) | 4.7 | 0 | 5 | 13 | 13 | 10.2 | 6 | 4.3 | 12.4 | 13 | 13 | 9.1 | 3.6 | 10.9 | 12.1 | 9.6 | 12.9 | 13.4 | 11.8 | 10.1 | 12.7 | 13.3 | 13.4 | 13.3 | 13.5 | 13.7 | 13.6 | 12.5 | 13.5 | 13.7 | 13.7 |
| Precipitation (mm) | 4.2 | 10.3 | 4.8 | 0.5 | 0 | 0 | 1.2 | 0 | 0 | 0 | 0 | 0.4 | 3.6 | 0 | 0 | 0 | 0 | 0 | 0 | 17.9 | 0 | 0 | 0.1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Precipitation hours | 16 | 22 | 19 | 4 | 0 | 0 | 4 | 0 | 0 | 0 | 0 | 2 | 5 | 0 | 0 | 0 | 0 | 0 | 0 | 8 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Wind speed (m/s) | 33.7 | 34 | 30.1 | 12.3 | 19.4 | 14.8 | 23.8 | 14.9 | 19.8 | 10 | 13 | 11.6 | 12.3 | 25.8 | 15.8 | 18.6 | 22.1 | 14.7 | 21.2 | 23.5 | 13.2 | 19.6 | 16.5 | 29.5 | 26.7 | 23 | 18.3 | 19.7 | 19.8 | 14.2 | 18.4 |
In May 2023, the highest daytime temperature in Norwalk was 30.5°C.
While the minimum temperature at night dropped to 1.9°C.
The average nighttime and daytime temperatures during May in Norwalk are 8.9°C and 20.9°C respectively.
The precipitation sum in May is about 43 mm.