Average temperature in January is 27 °C
Average daytime temperature is 27.9 °C
Average night temperature is 26 °C
Absolute maximum temperature: 28.7 °C
Absolute minimum temperature: 24.6 °C
Number of sunny days: 3
Number of rainy days: 28
Number of snow days:
Precipitation sum: 181 mm
* Weather data for Nuku‘alofa Tonga is based on climate observations for 2023 year
| January (°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 | 28.3 | 26.3 | 27.1 | 27.4 | 26.3 | 27 | 27.3 | 27.7 | 28.5 | 28.3 | 28.1 | 27.6 | 28 | 28.7 | 28.7 | 28 | 28.3 | 27.9 | 28.6 | 28.7 | 28 | 28.4 | 28.6 | 28.1 | 28.2 | 28.7 | 27.3 | 27.5 | 27.7 | 28.5 | 27.9 |
| Apparent max temperature | 31 | 31.2 | 32.7 | 30.3 | 28.6 | 30.9 | 31.2 | 33 | 33.7 | 33.7 | 34.3 | 34.4 | 32.9 | 34.7 | 35.4 | 34.6 | 34.5 | 34.3 | 34.4 | 33.2 | 33.3 | 33.9 | 35.9 | 35 | 33.7 | 34.2 | 32.1 | 32.5 | 33.3 | 33.9 | 31.9 |
| Mean temperature | 26.9 | 25.9 | 26.4 | 26 | 25.6 | 26.2 | 26.8 | 27.2 | 27.6 | 28 | 27.1 | 27.2 | 27.1 | 27.7 | 27 | 26.8 | 27.3 | 27.4 | 28.1 | 27.7 | 27.2 | 27.8 | 27.7 | 26.6 | 27.9 | 26.8 | 26 | 26.4 | 26.3 | 27.1 | 26.7 |
| Apparent mean temperature | 27.4 | 27.8 | 27.8 | 27 | 26 | 28.7 | 28.8 | 30.5 | 28.9 | 30.8 | 30.4 | 29.6 | 29.9 | 31.4 | 29.5 | 28.9 | 27.9 | 31.1 | 29.7 | 29.3 | 29.4 | 30.1 | 30.7 | 30.1 | 29.9 | 27.5 | 27.9 | 27.7 | 28.9 | 29.4 | 28.1 |
| Minimum temperature | 25.8 | 25 | 25.6 | 25.4 | 25 | 25.4 | 26.2 | 26.6 | 26.1 | 27.6 | 25.8 | 26.4 | 26.3 | 27 | 25 | 25.1 | 25.3 | 26.7 | 26.8 | 26.6 | 26.2 | 27.1 | 27.1 | 25.7 | 27.1 | 25.1 | 24.9 | 24.6 | 25.5 | 26.2 | 25.6 |
| Apparent min temperature | 28.3 | 29 | 29.7 | 28.1 | 27.3 | 30 | 29.7 | 31.5 | 31.3 | 31.7 | 31.8 | 31.2 | 31.5 | 32.7 | 32 | 31.7 | 31.7 | 31.9 | 31.5 | 30.9 | 31 | 31.8 | 32 | 31.1 | 31.1 | 30.1 | 29.7 | 30.1 | 30.3 | 31 | 29.7 |
| January | 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) | 13.4 | 13.4 | 13.4 | 13.4 | 13.4 | 13.4 | 13.3 | 13.3 | 13.3 | 13.3 | 13.3 | 13.3 | 13.3 | 13.3 | 13.3 | 13.3 | 13.3 | 13.2 | 13.2 | 13.2 | 13.2 | 13.2 | 13.2 | 13.2 | 13.1 | 13.1 | 13.1 | 13.1 | 13.1 | 13.1 | 13.1 |
| Sunshine duration (h) | 5.2 | 7.5 | 10 | 2 | 4.3 | 11.8 | 10.6 | 11.3 | 12 | 12.1 | 11.3 | 12.3 | 12.3 | 12.3 | 11.6 | 11.1 | 12.2 | 12.2 | 11.1 | 11.9 | 12 | 12.2 | 12 | 12.1 | 12.1 | 12 | 4.1 | 10.2 | 11.7 | 12 | 12 |
| Precipitation (mm) | 12.7 | 6.1 | 0 | 21 | 52.5 | 8.3 | 5.3 | 0.3 | 2.9 | 0 | 3.6 | 2.4 | 1.5 | 0.2 | 6.6 | 5.1 | 3.7 | 0.4 | 0.5 | 2.3 | 3.2 | 0.1 | 0 | 3.6 | 0.4 | 8.7 | 10.5 | 6.2 | 1.5 | 4 | 7.5 |
| Precipitation hours | 16 | 18 | 0 | 22 | 24 | 19 | 14 | 3 | 6 | 0 | 4 | 11 | 9 | 1 | 7 | 7 | 14 | 2 | 2 | 9 | 9 | 1 | 0 | 19 | 4 | 11 | 11 | 15 | 7 | 12 | 15 |
| Wind speed (m/s) | 34 | 24.2 | 25.5 | 26.8 | 34.6 | 19 | 24.1 | 20.5 | 26.1 | 26.6 | 18.3 | 26.1 | 23.2 | 17.3 | 13.8 | 13.8 | 20.9 | 12.7 | 32.2 | 32.4 | 20.1 | 19.6 | 14 | 16.6 | 21.7 | 23.2 | 20.9 | 20 | 14.8 | 21.3 | 29.5 |
In January 2023, the highest daytime temperature in Nuku‘alofa was 28.7°C.
While the minimum temperature at night dropped to 24.6°C.
The average nighttime and daytime temperatures during January in Nuku‘alofa are 26°C and 27.9°C respectively.
The precipitation sum in January is about 181 mm.