Average temperature in February is 3.4 °C
Average daytime temperature is 5.8 °C
Average night temperature is 1.3 °C
Absolute maximum temperature: 12.3 °C
Absolute minimum temperature: -1.7 °C
Number of sunny days: 5
Number of rainy days: 14
Number of snow days: 9
Precipitation sum: 378 mm
* Weather data for Itoigawa Japan is based on climate observations for 2023 year
| February (°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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Maximum temperature | 9.3 | 3.2 | 2.9 | 7.1 | 4.9 | 8.4 | 8.1 | 7.1 | 3.4 | 5.8 | 6.1 | 8.8 | 7.3 | 1.8 | 0.2 | 3 | 8.2 | 11 | 11.4 | 2.4 | 0.9 | 3.9 | 7.3 | 7.3 | 2.3 | 3.4 | 4.9 | 12.3 |
| Apparent max temperature | 5.8 | -0.9 | -0.6 | 2.5 | 2.2 | 4.8 | 5.7 | 4.8 | 0.5 | 3.4 | 3.6 | 7.2 | 5.6 | -3.8 | -3 | -0.1 | 5.4 | 7.9 | 8.2 | -1.2 | -2.6 | 1.5 | 4.1 | 5.2 | -2.7 | -0.3 | 3.5 | 9.7 |
| Mean temperature | 4.9 | 1.8 | 1 | 3.5 | 2.4 | 5.6 | 5.6 | 3.7 | 1.8 | 4.2 | 3.1 | 6.5 | 3.6 | 0 | -0.2 | 0.5 | 5.1 | 6.9 | 6.4 | 1 | 0.3 | 1.5 | 5.5 | 5 | 1.2 | 2.5 | 2.4 | 6.5 |
| Apparent mean temperature | -4.4 | -3.5 | -3.7 | -0.7 | -3.4 | 0.9 | 1.1 | -2.9 | -4.4 | 0.8 | -3.2 | 2.5 | -3.1 | -7.8 | -6.1 | -5.2 | -0.8 | 2.8 | -2.1 | -6.3 | -6 | -5 | 1 | -3 | -5.5 | -3.2 | -3.2 | -1.1 |
| Minimum temperature | 1.5 | 0.4 | -0.5 | 1.7 | 0.6 | 3.8 | 3.6 | 2.3 | -0.9 | 3.3 | -0.2 | 4.9 | 1.3 | -1.4 | -0.6 | -1.4 | 3.1 | 5.3 | 2 | -0.5 | -0.6 | -1.7 | 4.2 | 1.9 | 0 | 0.6 | 0.4 | 2.3 |
| Apparent min temperature | -0.4 | -2 | -2.4 | 0.3 | -0.8 | 2.5 | 3.1 | -0.5 | -1.7 | 1.6 | 0.3 | 4.4 | -0.1 | -6 | -4.6 | -3 | 1.5 | 4.6 | 2.2 | -3.8 | -4.7 | -1.5 | 2.4 | 1.5 | -4.2 | -1.9 | -0.4 | 3.4 |
| February | 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight duration (h) | 10.4 | 10.4 | 10.4 | 10.5 | 10.5 | 10.5 | 10.6 | 10.6 | 10.6 | 10.7 | 10.7 | 10.7 | 10.8 | 10.8 | 10.8 | 10.9 | 10.9 | 11 | 11 | 11 | 11.1 | 11.1 | 11.1 | 11.2 | 11.2 | 11.3 | 11.3 | 11.3 |
| Sunshine duration (h) | 6.4 | 6.4 | 1.5 | 3.8 | 6.8 | 8.9 | 8.2 | 4.1 | 4.9 | 0 | 5.3 | 7.7 | 0 | 3.4 | 2.5 | 8.5 | 9 | 1.5 | 0 | 0.4 | 7.6 | 9 | 4.3 | 1.3 | 1.5 | 3.7 | 10.1 | 10.2 |
| Precipitation (mm) | 23.2 | 13.1 | 0.2 | 28.7 | 0.4 | 0 | 1.2 | 20.6 | 0.4 | 21.9 | 1.3 | 4.1 | 27 | 30.9 | 20.2 | 0.3 | 0 | 27.3 | 31.2 | 47.4 | 19 | 0 | 0.3 | 20.2 | 29.8 | 9.2 | 0 | 0 |
| Precipitation hours | 17 | 21 | 1 | 21 | 2 | 0 | 6 | 17 | 3 | 23 | 4 | 6 | 24 | 24 | 24 | 1 | 0 | 19 | 24 | 24 | 20 | 0 | 3 | 15 | 24 | 19 | 0 | 0 |
| Wind speed (m/s) | 27.2 | 21.6 | 7.6 | 23 | 10.7 | 13.4 | 7.2 | 21.5 | 13.3 | 7.7 | 7.9 | 6.6 | 18.4 | 29 | 21 | 9.5 | 14.7 | 6.3 | 31.7 | 21.9 | 25.9 | 6.7 | 10.4 | 21 | 24.5 | 21.7 | 7 | 14.1 |
In February 2023, the highest daytime temperature in Itoigawa was 12.3°C.
While the minimum temperature at night dropped to -1.7°C.
The average nighttime and daytime temperatures during February in Itoigawa are 1.3°C and 5.8°C respectively.
The precipitation sum in February is about 378 mm.