Average temperature in January is 24.9 °C
Average daytime temperature is 28.3 °C
Average night temperature is 22 °C
Absolute maximum temperature: 33.1 °C
Absolute minimum temperature: 18.8 °C
Number of sunny days: 2
Number of rainy days: 29
Number of snow days:
Precipitation sum: 218 mm
* Weather data for Itanhaém Brazil 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 | 27.1 | 28 | 33.1 | 25.9 | 23.2 | 25 | 24.4 | 24 | 24.5 | 24.7 | 27.3 | 29.9 | 32 | 32.2 | 30.2 | 28.8 | 29.9 | 29.1 | 28.2 | 27.5 | 28.9 | 32.6 | 29.6 | 28.9 | 28.6 | 29 | 28.2 | 29 | 29.5 | 27.1 | 30.6 |
| Apparent max temperature | 33 | 35.2 | 38.8 | 29.5 | 24.8 | 26 | 26.1 | 26.4 | 27.2 | 28.4 | 33.3 | 36.2 | 39.1 | 38.1 | 38.2 | 34.7 | 36.1 | 35.5 | 35.3 | 33.9 | 34.1 | 39.3 | 35 | 35.8 | 35.3 | 32.8 | 33.4 | 35.8 | 36.1 | 32.4 | 38.5 |
| Mean temperature | 24 | 24.6 | 27 | 23.7 | 21.7 | 23.2 | 21.6 | 21.6 | 22.6 | 23.1 | 23.6 | 25.1 | 26.5 | 27.1 | 26.6 | 26.1 | 26.1 | 25.7 | 25.1 | 24.2 | 24.7 | 26.6 | 26.2 | 25.2 | 25.3 | 25.4 | 25.3 | 25.8 | 25.9 | 25.2 | 25.9 |
| Apparent mean temperature | 24.7 | 24.4 | 26.7 | 24 | 22.6 | 23.2 | 20 | 21.6 | 23.8 | 23.9 | 24.8 | 26.7 | 25.5 | 27.9 | 27.8 | 28.6 | 27.8 | 26.7 | 26.7 | 25.4 | 24 | 25.3 | 27.8 | 25 | 25 | 24.2 | 23.3 | 25.1 | 25.7 | 26.8 | 26.3 |
| Minimum temperature | 21 | 21.4 | 23.3 | 21.3 | 20.8 | 21.3 | 18.8 | 19.2 | 21.1 | 20.9 | 21.3 | 22.4 | 22.4 | 24.2 | 24.1 | 23.8 | 23.3 | 23 | 22.7 | 22.4 | 21.4 | 22.1 | 23.9 | 22.3 | 21.9 | 21 | 21.2 | 22 | 22.2 | 23.7 | 23 |
| Apparent min temperature | 28.3 | 29.3 | 31.4 | 26.9 | 23.7 | 24.3 | 23.5 | 24.1 | 25.2 | 26.4 | 27.9 | 29.8 | 31.4 | 32.1 | 32 | 31.5 | 31.2 | 30.5 | 29.8 | 28.3 | 28.6 | 31.5 | 30.7 | 29.3 | 29.9 | 28.5 | 28.1 | 30.3 | 30.6 | 29.5 | 30.8 |
| 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) | 13.6 | 13.6 | 13.6 | 13.6 | 13.6 | 13.6 | 13.6 | 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 | 13.3 | 13.3 | 13.3 | 13.3 | 13.3 | 13.3 | 13.2 | 13.2 | 13.2 |
| Sunshine duration (h) | 12.5 | 12.5 | 10.2 | 3.4 | 0.1 | 12.6 | 7.4 | 1.6 | 1.8 | 2.3 | 6.1 | 6.4 | 12.6 | 9.8 | 12.5 | 10.7 | 12.3 | 12.6 | 10.4 | 9.1 | 12.6 | 12.5 | 8 | 11 | 12.5 | 12.5 | 12.4 | 12.3 | 12.5 | 2.9 | 6.9 |
| Precipitation (mm) | 1.3 | 0.1 | 0.8 | 20.9 | 17.6 | 1.7 | 4.4 | 8.2 | 7.2 | 10.5 | 4 | 9 | 0.4 | 5.3 | 0.2 | 25.7 | 3.3 | 1.2 | 2.5 | 24 | 1.5 | 0 | 26 | 11 | 1 | 0.3 | 0.1 | 1.3 | 0 | 13.8 | 14.2 |
| Precipitation hours | 5 | 1 | 4 | 11 | 16 | 4 | 17 | 23 | 14 | 15 | 9 | 9 | 4 | 8 | 2 | 16 | 10 | 8 | 16 | 11 | 5 | 0 | 8 | 16 | 6 | 2 | 1 | 5 | 0 | 13 | 9 |
| Wind speed (m/s) | 11.2 | 10.1 | 11.6 | 19.2 | 18.6 | 16.4 | 15.5 | 15.5 | 14 | 13.5 | 15.6 | 10.2 | 11 | 11.8 | 14.1 | 12.6 | 16.6 | 16.8 | 11.2 | 10.7 | 13.9 | 14.4 | 10.9 | 15 | 12.6 | 20.2 | 19.1 | 12.4 | 17.9 | 15.8 | 11.3 |
In January 2023, the highest daytime temperature in Itanhaém was 33.1°C.
While the minimum temperature at night dropped to 18.8°C.
The average nighttime and daytime temperatures during January in Itanhaém are 22°C and 28.3°C respectively.
The precipitation sum in January is about 218 mm.