Average temperature in May is 23.8 °C
Average daytime temperature is 28.6 °C
Average night temperature is 20 °C
Absolute maximum temperature: 32.4 °C
Absolute minimum temperature: 13.8 °C
Number of sunny days: 5
Number of rainy days: 26
Number of snow days:
Precipitation sum: 200 mm
* Weather data for Katy 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 | 27.7 | 27.7 | 28.6 | 30.3 | 31.5 | 32.4 | 28.7 | 25.3 | 24.6 | 23.7 | 29.1 | 29 | 25.9 | 28.1 | 27.7 | 28.2 | 28.2 | 29.6 | 30.6 | 29.3 | 26.1 | 27.9 | 28.5 | 29.6 | 30.1 | 30.9 | 29.8 | 30.2 | 28.2 | 29.4 | 30.9 |
| Apparent max temperature | 30.1 | 29.6 | 30.1 | 32.9 | 36.6 | 36.3 | 32.3 | 28 | 28.2 | 26 | 33.1 | 32.6 | 27.7 | 32.6 | 32.5 | 32.6 | 31.2 | 35.1 | 35.4 | 32.7 | 29.7 | 32.6 | 33.2 | 33 | 33 | 33.8 | 32.8 | 33.1 | 31.4 | 33.9 | 34.7 |
| Mean temperature | 21.2 | 21.9 | 22.4 | 22.9 | 26 | 26.3 | 25.2 | 23.8 | 22.6 | 21.3 | 23.2 | 25.2 | 22.8 | 22.8 | 22.6 | 23.3 | 23 | 23.7 | 25.7 | 25.3 | 23 | 23.3 | 23.5 | 23.4 | 24.6 | 25.2 | 25.3 | 24.8 | 23.9 | 24.2 | 24.8 |
| Apparent mean temperature | 12.4 | 17.5 | 18.3 | 18.1 | 25.6 | 25.2 | 24.7 | 24 | 22.1 | 22.1 | 22.8 | 24 | 21.4 | 21.8 | 22 | 23.2 | 21.5 | 20.9 | 23.8 | 25.3 | 21.8 | 21.7 | 22.1 | 20.5 | 22 | 20.7 | 23.2 | 21.6 | 24 | 22.2 | 22 |
| Minimum temperature | 13.8 | 16.3 | 16.9 | 17.2 | 22.7 | 22.4 | 23.3 | 22.1 | 21.1 | 20 | 20.6 | 22.3 | 20.6 | 20.2 | 19.9 | 20 | 19.2 | 18.9 | 21 | 21.8 | 20.4 | 20.5 | 19.5 | 18.7 | 20 | 19.5 | 20.9 | 19.7 | 20.8 | 19.4 | 19.4 |
| Apparent min temperature | 20.7 | 23.4 | 23.9 | 24.4 | 29.4 | 29.7 | 28.1 | 26.5 | 25.3 | 23.5 | 25.7 | 28.4 | 24.6 | 25.2 | 25.7 | 27.1 | 25.6 | 26.8 | 29.3 | 28.2 | 25.3 | 25.8 | 27 | 26 | 27.2 | 26.8 | 27.5 | 26.8 | 26.8 | 27.6 | 28.2 |
| 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) | 13.3 | 13.3 | 13.4 | 13.4 | 13.4 | 13.4 | 13.5 | 13.5 | 13.5 | 13.5 | 13.6 | 13.6 | 13.6 | 13.6 | 13.6 | 13.7 | 13.7 | 13.7 | 13.7 | 13.7 | 13.8 | 13.8 | 13.8 | 13.8 | 13.8 | 13.8 | 13.9 | 13.9 | 13.9 | 13.9 | 13.9 |
| Sunshine duration (h) | 12.5 | 7.7 | 11 | 7.3 | 8.2 | 11.4 | 4 | 2.4 | 1.4 | 0.8 | 6.5 | 4.8 | 2.2 | 5.9 | 5.1 | 10.8 | 10.8 | 12.8 | 12.8 | 11.1 | 5.7 | 9.7 | 10.9 | 10 | 12.8 | 12.8 | 12.4 | 10.6 | 11.2 | 10.2 | 12.9 |
| Precipitation (mm) | 0 | 0.1 | 1.5 | 0.5 | 1.4 | 0.2 | 9.3 | 22.1 | 17.8 | 45.7 | 14.3 | 6.7 | 27.2 | 17.8 | 11.2 | 4.8 | 0.3 | 0 | 0 | 1.6 | 1.1 | 0 | 0.9 | 1.2 | 0.1 | 0 | 0.4 | 0.4 | 0.8 | 12.4 | 0.5 |
| Precipitation hours | 0 | 1 | 3 | 5 | 4 | 2 | 9 | 13 | 11 | 17 | 7 | 11 | 11 | 17 | 8 | 8 | 3 | 0 | 0 | 4 | 5 | 0 | 3 | 3 | 1 | 0 | 2 | 2 | 5 | 6 | 4 |
| Wind speed (m/s) | 17.4 | 21.6 | 18.3 | 20.7 | 15.8 | 21.6 | 30.3 | 24.5 | 24.2 | 26.8 | 24.7 | 23.3 | 26.4 | 27.3 | 15.8 | 13.9 | 13.2 | 9.3 | 11.3 | 18.9 | 13.3 | 10.3 | 11.3 | 17.8 | 12.7 | 15 | 14 | 17.1 | 17.1 | 8.9 | 18.5 |
In May 2023, the highest daytime temperature in Katy was 32.4°C.
While the minimum temperature at night dropped to 13.8°C.
The average nighttime and daytime temperatures during May in Katy are 20°C and 28.6°C respectively.
The precipitation sum in May is about 200 mm.