Average temperature in May is 17.9 °C
Average daytime temperature is 22.5 °C
Average night temperature is 13.8 °C
Absolute maximum temperature: 30.4 °C
Absolute minimum temperature: 7 °C
Number of sunny days: 15
Number of rainy days: 16
Number of snow days:
Precipitation sum: 153 mm
* Weather data for Tokyo Japan 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 | 20.5 | 20.8 | 22.2 | 24.6 | 25.1 | 27.4 | 21.9 | 17 | 18.3 | 21.6 | 20.5 | 20.2 | 17.8 | 20.1 | 18.5 | 25.4 | 27.5 | 30.4 | 22.3 | 23 | 24.9 | 27.6 | 16.9 | 22.1 | 22 | 23 | 25.1 | 23.6 | 21.3 | 24.3 | 20.3 |
| Apparent max temperature | 18.7 | 14.8 | 21.6 | 24.2 | 22.7 | 20.9 | 24.7 | 12.8 | 16.4 | 22.2 | 18.7 | 19.7 | 17.3 | 16.8 | 18 | 25.5 | 28.3 | 32.4 | 21.2 | 22.3 | 27.5 | 31.1 | 13.8 | 18.2 | 20.9 | 20.4 | 26.6 | 22.3 | 22.7 | 26 | 20.2 |
| Mean temperature | 15.6 | 15.3 | 17 | 18.7 | 20.9 | 22.9 | 14.7 | 11.9 | 13.2 | 16.7 | 14.8 | 16.9 | 16.3 | 16.9 | 15.6 | 18.9 | 21.7 | 23.6 | 18.9 | 18.4 | 20.3 | 19.9 | 13.8 | 16.6 | 18.3 | 18.4 | 20.2 | 20.4 | 19.3 | 20.2 | 17.4 |
| Apparent mean temperature | 5 | 5.2 | 10 | 11.7 | 12.9 | 15.4 | 6.6 | 4 | 5.7 | 11.2 | 8 | 12.6 | 13 | 14.1 | 11 | 12.7 | 16.6 | 17.8 | 16.5 | 14.4 | 18.1 | 11.3 | 8.7 | 9.2 | 14.3 | 11.9 | 16.5 | 18.1 | 19.5 | 15.5 | 14.1 |
| Minimum temperature | 10.2 | 8 | 11.2 | 12.9 | 18.3 | 20.6 | 10.6 | 7 | 8.2 | 11.9 | 10.2 | 13.2 | 14.4 | 14.7 | 11.7 | 12.9 | 16.8 | 19.4 | 17.1 | 14.7 | 16.9 | 13.5 | 11.1 | 11 | 15.6 | 13 | 17.2 | 17.9 | 17.8 | 16.4 | 13.7 |
| Apparent min temperature | 12.8 | 11.6 | 15.8 | 16.9 | 16.2 | 17.8 | 12.6 | 7.9 | 11 | 16.1 | 13 | 15.8 | 14.6 | 15.5 | 15 | 18.4 | 22.5 | 22.9 | 18.3 | 18.4 | 21.3 | 19.7 | 11.3 | 14 | 16.9 | 16.9 | 19.6 | 19.9 | 21.2 | 20.8 | 17.7 |
| 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) | 13.6 | 13.7 | 13.7 | 13.7 | 13.8 | 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 |
| Sunshine duration (h) | 12.8 | 12.3 | 12.8 | 12.6 | 11.8 | 10 | 0 | 2.6 | 12.7 | 12.9 | 10.2 | 12.2 | 1 | 3.3 | 3 | 13 | 13 | 10 | 0 | 8 | 10.1 | 10 | 3 | 11.2 | 10.8 | 9.7 | 12 | 8.1 | 0 | 6.4 | 6.2 |
| Precipitation (mm) | 0.3 | 0 | 0 | 0 | 0 | 3 | 69.6 | 1.3 | 0 | 0 | 2.3 | 0 | 2.7 | 10 | 4.1 | 0 | 0 | 0 | 15 | 1.2 | 0 | 5.9 | 8.4 | 0 | 0 | 0 | 0 | 8.4 | 13.6 | 6.1 | 0.9 |
| Precipitation hours | 2 | 0 | 0 | 0 | 0 | 3 | 23 | 2 | 0 | 0 | 4 | 0 | 14 | 15 | 12 | 0 | 0 | 0 | 18 | 3 | 0 | 13 | 13 | 0 | 0 | 0 | 0 | 10 | 19 | 7 | 3 |
| Wind speed (m/s) | 34.8 | 40.2 | 24.1 | 30.8 | 53.5 | 58.8 | 43.4 | 37.1 | 18.7 | 20.4 | 22.4 | 22.4 | 26.3 | 27.1 | 16.2 | 28.2 | 24.7 | 33.3 | 31.7 | 25.1 | 27.8 | 33.1 | 33.2 | 38.2 | 23.3 | 29.2 | 26.4 | 36.5 | 13.8 | 24.7 | 14.1 |
In May 2023, the highest daytime temperature in Tokyo was 30.4°C.
While the minimum temperature at night dropped to 7°C.
The average nighttime and daytime temperatures during May in Tokyo are 13.8°C and 22.5°C respectively.
The precipitation sum in May is about 153 mm.