Average temperature in January is 4.9 °C
Average daytime temperature is 9.4 °C
Average night temperature is 1.6 °C
Absolute maximum temperature: 17.3 °C
Absolute minimum temperature: -5.5 °C
Number of sunny days: 8
Number of rainy days: 20
Number of snow days: 3
Precipitation sum: 125 mm
* Weather data for Falmouth United States 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 | 13.8 | 17.3 | 17.2 | 16.9 | 10.6 | 7.9 | 7.9 | 4.9 | 6.2 | 10.8 | 12.2 | 14.7 | 7.2 | 3 | 5.6 | 9.9 | 15.7 | 11.2 | 17.3 | 8.8 | 6.1 | 2.2 | 4.3 | 8.3 | 9.9 | 3.6 | 7.2 | 12.7 | 10.3 | 7.5 | 1 |
| Apparent max temperature | 12.6 | 17.4 | 16.8 | 15.5 | 7 | 2.9 | 4.7 | 1.5 | 3 | 8 | 11.1 | 13 | 3.3 | -1.6 | 1.7 | 5.6 | 12.2 | 8.5 | 13.4 | 3.5 | 3.1 | -0.3 | -0.2 | 5.7 | 7.2 | -1.5 | 1.4 | 8.4 | 7.5 | 5.5 | -2.8 |
| Mean temperature | 8.6 | 12.9 | 15.3 | 14.3 | 5.8 | 3.4 | 1.3 | 1.7 | 1.3 | 3.2 | 5.8 | 11.6 | 3.7 | -0.3 | -1.4 | 1.5 | 11.4 | 6.4 | 12.2 | 3.9 | 2 | 0.2 | 1.7 | 1 | 4.7 | 2.1 | 0.2 | 7.2 | 8 | 4.3 | -1.3 |
| Apparent mean temperature | 3.1 | 8.1 | 9.8 | 7.8 | -2.8 | -3.3 | -7.3 | -4.8 | -5.7 | -4.5 | -2 | 3.8 | -3.9 | -7.7 | -9.6 | -7.4 | 3.9 | -0.9 | 4 | -2.9 | -5.3 | -5.9 | -3.8 | -6.8 | -2.9 | -4.4 | -9.5 | -1.4 | 2 | -2.3 | -8.1 |
| Minimum temperature | 5.6 | 9.9 | 10.8 | 11.7 | 1 | 0.9 | -3.8 | -0.8 | -1.9 | -0.7 | 1.4 | 7.8 | 1.4 | -3 | -5.5 | -2.9 | 7.1 | 2.1 | 7.6 | 2.3 | -1.7 | -1.9 | 0.3 | -2.5 | 1.4 | 0.8 | -5.1 | 2.8 | 5.7 | 1.3 | -3.4 |
| Apparent min temperature | 6.8 | 11.8 | 14.8 | 12.8 | 1.9 | -0.7 | -1.9 | -2.1 | -2.2 | -0.3 | 3.2 | 10 | -0.7 | -4.9 | -5.2 | -2.9 | 8.7 | 3.7 | 9.1 | -1.3 | -1.5 | -3 | -2.2 | -2.7 | 0.7 | -2.7 | -4.8 | 2.7 | 4.5 | 1.7 | -5.4 |
| 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) | 9.5 | 9.5 | 9.5 | 9.6 | 9.6 | 9.6 | 9.6 | 9.6 | 9.6 | 9.7 | 9.7 | 9.7 | 9.7 | 9.7 | 9.8 | 9.8 | 9.8 | 9.8 | 9.9 | 9.9 | 9.9 | 9.9 | 10 | 10 | 10 | 10.1 | 10.1 | 10.1 | 10.2 | 10.2 | 10.2 |
| Sunshine duration (h) | 0.2 | 2.5 | 0 | 6 | 6.6 | 2.6 | 8.6 | 0.5 | 5.3 | 8.5 | 0 | 0 | 0.2 | 8.1 | 8.7 | 3 | 7.1 | 4.1 | 8.7 | 0 | 8.9 | 0 | 3.7 | 7.6 | 1.9 | 7.8 | 9 | 7.6 | 0 | 0 | 3.8 |
| Precipitation (mm) | 0.1 | 0.2 | 49.4 | 1.3 | 0 | 0.2 | 0 | 0.3 | 0.3 | 0 | 1.3 | 16.9 | 1.1 | 0 | 0 | 2.6 | 2.2 | 0.3 | 17.4 | 0.5 | 0 | 9.7 | 0.9 | 0 | 9.3 | 1.5 | 0.1 | 0 | 2.9 | 0.7 | 6.2 |
| Precipitation hours | 1 | 2 | 18 | 7 | 0 | 2 | 0 | 2 | 3 | 0 | 4 | 12 | 9 | 0 | 0 | 3 | 8 | 1 | 13 | 5 | 0 | 10 | 9 | 0 | 15 | 12 | 1 | 0 | 9 | 5 | 12 |
| Wind speed (m/s) | 14 | 12.2 | 24 | 22.4 | 24.8 | 16.9 | 10 | 12.2 | 11.9 | 11.2 | 12 | 21.2 | 18.4 | 15.5 | 10.6 | 14.6 | 22.8 | 13.7 | 31.9 | 24.7 | 10.1 | 10.4 | 16.6 | 11.7 | 28.7 | 21.3 | 21.8 | 20.5 | 18 | 12.2 | 11.5 |
In January 2023, the highest daytime temperature in Falmouth was 17.3°C.
While the minimum temperature at night dropped to -5.5°C.
The average nighttime and daytime temperatures during January in Falmouth are 1.6°C and 9.4°C respectively.
The precipitation sum in January is about 125 mm.