Average temperature in July is 23.8 °C
Average daytime temperature is 27.6 °C
Average night temperature is 20.6 °C
Absolute maximum temperature: 31.6 °C
Absolute minimum temperature: 18.5 °C
Number of sunny days: 3
Number of rainy days: 28
Number of snow days:
Precipitation sum: 168 mm
* Weather data for Si Ma Cai Vietnam is based on climate observations for 2023 year
| July (°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 | 28.8 | 28.9 | 27.6 | 26.6 | 27 | 28.6 | 29.2 | 27.6 | 26.4 | 28 | 28.4 | 27.1 | 28.7 | 27.2 | 30.6 | 30.5 | 31.6 | 25.5 | 23.1 | 25.5 | 26.5 | 27.4 | 27.6 | 27.1 | 28.1 | 28.8 | 27.5 | 26.8 | 27.4 | 27.4 | 25.5 |
| Apparent max temperature | 34.2 | 34.5 | 32.9 | 31.8 | 31.8 | 33.7 | 34.3 | 33.2 | 30.5 | 32.7 | 33.5 | 32 | 34 | 32.6 | 33.1 | 33.3 | 34.2 | 27.6 | 25.4 | 29.6 | 30.4 | 33.6 | 34.2 | 32.3 | 34 | 34.1 | 33.7 | 31.3 | 32.4 | 31.6 | 29.8 |
| Mean temperature | 24.5 | 24.5 | 24 | 23.2 | 23.2 | 24.3 | 24.9 | 23.9 | 23.2 | 23.7 | 23.7 | 23.7 | 24.3 | 23.7 | 24.8 | 25.6 | 26.1 | 21.6 | 20.8 | 22.2 | 22.8 | 23.8 | 23.7 | 23.4 | 23.8 | 24.8 | 24.5 | 23.3 | 23.9 | 23.8 | 22.7 |
| Apparent mean temperature | 24.1 | 25 | 25.4 | 24.2 | 25 | 25.3 | 25.9 | 25 | 23.7 | 23.6 | 24.3 | 23.8 | 24.3 | 24.2 | 23.5 | 22.5 | 21 | 20.5 | 21.1 | 22 | 22.5 | 24.4 | 23.8 | 23.2 | 23 | 25.5 | 24.4 | 24.7 | 23.1 | 24.1 | 23.4 |
| Minimum temperature | 20.6 | 20.9 | 21.3 | 20.6 | 21.3 | 21.3 | 21.6 | 21.1 | 20.4 | 20.3 | 20.6 | 20.3 | 21.2 | 20.7 | 21.3 | 21.7 | 20.8 | 18.5 | 18.7 | 19.1 | 19.6 | 20.6 | 20.8 | 19.9 | 20 | 21.9 | 20.8 | 21.2 | 20.1 | 20.7 | 20 |
| Apparent min temperature | 28.7 | 28.9 | 28.3 | 27.3 | 27.3 | 28.6 | 29.2 | 28.3 | 27.1 | 27.6 | 27.7 | 27.5 | 28.3 | 27.8 | 27.3 | 27.7 | 27.6 | 23.1 | 23.6 | 25.5 | 26.3 | 28.2 | 27.9 | 27.3 | 27.6 | 29.1 | 29.1 | 27.3 | 27.8 | 27.6 | 26.6 |
| July | 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) | 13.5 | 13.5 | 13.5 | 13.5 | 13.5 | 13.5 | 13.5 | 13.5 | 13.5 | 13.4 | 13.4 | 13.4 | 13.4 | 13.4 | 13.4 | 13.4 | 13.4 | 13.4 | 13.4 | 13.3 | 13.3 | 13.3 | 13.3 | 13.3 | 13.3 | 13.3 | 13.2 | 13.2 | 13.2 | 13.2 | 13.2 |
| Sunshine duration (h) | 11.9 | 11.3 | 10.1 | 10.3 | 7.4 | 11.3 | 12.2 | 11 | 11.1 | 11.5 | 12.2 | 12.1 | 12.2 | 11.5 | 11.3 | 12.3 | 12.4 | 3 | 1.8 | 8.1 | 12.2 | 12 | 12.2 | 11 | 12.1 | 12.2 | 11.9 | 5.8 | 10.6 | 12.1 | 5.9 |
| Precipitation (mm) | 7.2 | 7.8 | 9.5 | 13.4 | 4.6 | 1.4 | 1.2 | 4.9 | 2.6 | 0.5 | 5.2 | 1.3 | 2.4 | 7.3 | 0 | 0 | 0 | 27.7 | 18.1 | 3.8 | 1.4 | 1 | 2.8 | 1.5 | 0.8 | 0.2 | 21.3 | 2.5 | 6 | 4.9 | 6.6 |
| Precipitation hours | 10 | 11 | 19 | 20 | 19 | 10 | 8 | 17 | 12 | 5 | 7 | 9 | 4 | 16 | 0 | 0 | 0 | 16 | 22 | 10 | 7 | 7 | 10 | 8 | 8 | 2 | 18 | 8 | 15 | 18 | 18 |
| Wind speed (m/s) | 7.4 | 7.3 | 7.4 | 6.8 | 7.3 | 8 | 8.2 | 7.2 | 7.3 | 6.8 | 8.1 | 7.9 | 7.6 | 7.6 | 10.8 | 9.8 | 11.9 | 13.1 | 7 | 7.2 | 7.6 | 7.1 | 6.7 | 6.7 | 6 | 7.8 | 5.8 | 5.5 | 6.3 | 7.4 | 6.6 |
In July 2023, the highest daytime temperature in Si Ma Cai was 31.6°C.
While the minimum temperature at night dropped to 18.5°C.
The average nighttime and daytime temperatures during July in Si Ma Cai are 20.6°C and 27.6°C respectively.
The precipitation sum in July is about 168 mm.