Average temperature in January is -1.8 °C
Average daytime temperature is 0.1 °C
Average night temperature is -3.9 °C
Absolute maximum temperature: 4.5 °C
Absolute minimum temperature: -17.8 °C
Number of sunny days: 8
Number of rainy days: 16
Number of snow days: 7
Precipitation sum: 84 mm
* Weather data for Suure-Jaani Estonia 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 | 4.5 | 0.5 | 3.4 | 0.2 | -5.7 | -8.5 | -11.1 | -3.3 | -3.2 | 1.2 | 1 | 1.9 | 4 | 4 | 3 | 3.5 | 1.8 | 2.1 | 1.1 | 0.2 | -2.7 | -3.6 | -2.7 | 0.7 | 2.1 | 1.3 | -0.2 | 0.8 | 1.6 | 2.8 | 2.1 |
| Apparent max temperature | 0.5 | -4.2 | -1.5 | -4.2 | -11.6 | -12.5 | -16.9 | -8.9 | -9.3 | -3.2 | -3.4 | -3.4 | -0.1 | -0.7 | -1.9 | -2.3 | -2.6 | -1.5 | -3.4 | -2.8 | -6.2 | -7.6 | -7.6 | -3.4 | -3.2 | -2.2 | -4.3 | -3.9 | -3 | -3.2 | -3.6 |
| Mean temperature | 1.3 | -1.2 | -0.1 | -1.7 | -9.3 | -12.9 | -12.1 | -7 | -4.5 | -1.7 | 0.2 | 0.7 | 3.3 | 3.5 | 2.1 | 2.3 | 0.5 | 1.2 | -0.4 | -2.2 | -5.2 | -4.3 | -5.9 | -0.9 | 1.3 | 0.8 | -2 | -2.5 | 0.7 | 1.3 | -0.1 |
| Apparent mean temperature | -6.6 | -7 | -7 | -10.5 | -17.7 | -23.4 | -18.7 | -17.6 | -12.6 | -11.8 | -7.1 | -6.4 | -3.4 | -2 | -4.8 | -4.6 | -5.7 | -3.8 | -7.9 | -13.1 | -13 | -9.5 | -10.8 | -8.5 | -4.5 | -4.7 | -7.5 | -10.1 | -4.7 | -5.4 | -6.9 |
| Minimum temperature | -2.3 | -3 | -1.2 | -4.7 | -12 | -17.8 | -12.9 | -11.6 | -6.1 | -5.7 | -0.9 | -0.8 | 2.5 | 2.7 | 1.2 | -0.8 | -1.3 | 0.4 | -3.9 | -8.4 | -8.4 | -6 | -7.1 | -3.2 | 0.2 | -0.6 | -3.9 | -3.9 | -0.1 | 0.6 | -2.2 |
| Apparent min temperature | -2.3 | -5.6 | -4.9 | -6 | -15.8 | -17.6 | -18 | -12.9 | -10.7 | -6.7 | -5.1 | -4.6 | -1.4 | -1.5 | -3.4 | -3.2 | -4.5 | -2.8 | -4.8 | -5.7 | -9.6 | -8.3 | -9.7 | -6 | -3.9 | -3.6 | -5.6 | -7.9 | -4.1 | -4.7 | -5.5 |
| 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) | 6.5 | 6.5 | 6.5 | 6.6 | 6.6 | 6.6 | 6.7 | 6.7 | 6.8 | 6.8 | 6.9 | 6.9 | 7 | 7 | 7.1 | 7.1 | 7.2 | 7.3 | 7.3 | 7.4 | 7.4 | 7.5 | 7.6 | 7.6 | 7.7 | 7.8 | 7.9 | 7.9 | 8 | 8.1 | 8.2 |
| Sunshine duration (h) | 0 | 0 | 0 | 0.6 | 1.1 | 3.7 | 0.3 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2.5 | 2.6 | 5.6 | 0 | 0.1 | 0 | 0 | 0 | 5.6 | 0.9 | 0 | 2.8 | 5.3 |
| Precipitation (mm) | 1.9 | 5.6 | 7.1 | 1.2 | 0 | 0 | 0 | 1 | 5.4 | 1.2 | 1.8 | 8.9 | 6.8 | 1.2 | 8 | 0.7 | 3.3 | 2.7 | 12.5 | 0 | 0 | 0 | 0 | 0.8 | 0.8 | 3 | 0 | 0.9 | 2.5 | 7 | 0.2 |
| Precipitation hours | 8 | 8 | 21 | 10 | 0 | 0 | 0 | 6 | 12 | 7 | 4 | 17 | 15 | 9 | 12 | 6 | 10 | 9 | 10 | 0 | 0 | 0 | 0 | 2 | 8 | 13 | 0 | 5 | 6 | 11 | 2 |
| Wind speed (m/s) | 18.8 | 19.7 | 30.3 | 20 | 28.3 | 14.7 | 17.6 | 22 | 25.4 | 20.7 | 26 | 26.6 | 33.7 | 28.3 | 32.6 | 30.9 | 24 | 17.2 | 27.4 | 11.1 | 16.3 | 14.3 | 15.2 | 23.5 | 24.5 | 22.5 | 12.6 | 26.3 | 25.6 | 31.2 | 26.1 |
In January 2023, the highest daytime temperature in Suure-Jaani was 4.5°C.
While the minimum temperature at night dropped to -17.8°C.
The average nighttime and daytime temperatures during January in Suure-Jaani are -3.9°C and 0.1°C respectively.
The precipitation sum in January is about 84 mm.