Average temperature in March is 0 °C
Average daytime temperature is 7.6 °C
Average night temperature is -5.9 °C
Absolute maximum temperature: 17.7 °C
Absolute minimum temperature: -17.9 °C
Number of sunny days: 15
Number of rainy days: 11
Number of snow days: 5
Precipitation sum: 37 mm
* Weather data for Boulder United States is based on climate observations for 2023 year
| March (°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 | 2.4 | 6.7 | 7.1 | 5.5 | 11.5 | 5.4 | 1.9 | 3.8 | 9.2 | 14 | 11.4 | 9.6 | 8.8 | 14.8 | 17.7 | 13.4 | 1.8 | 4.4 | 10.3 | 10.1 | 12.5 | 8.6 | 3.7 | 6 | 3.6 | 1.2 | 0.7 | 2.4 | 5.1 | 14.5 | 8.4 |
| Apparent max temperature | -2.7 | 2.6 | 3 | 1.8 | 7 | 1.7 | -1.7 | 0 | 5.7 | 10.8 | 8.2 | 5.7 | 5.6 | 11.3 | 15.6 | 8.9 | -1.1 | 1.5 | 7.6 | 6.7 | 9.9 | 3.3 | 2.2 | 4.1 | -0.5 | -1.3 | -2.2 | 1.2 | 2.1 | 12.8 | 0.5 |
| Mean temperature | -3.1 | -2.5 | 1.2 | -1 | 0.9 | -0.3 | -1.7 | -1.3 | 0.6 | 2 | 7 | -0.7 | -0.2 | 5 | 8.6 | 2.3 | -2.8 | -2.9 | -0.6 | 3.3 | 4 | 2 | -0.6 | -0.5 | -2.7 | -6.2 | -4.8 | -7.1 | -2.7 | 1.5 | 4.2 |
| Apparent mean temperature | -13.3 | -11.5 | -8.5 | -8.8 | -10.9 | -10.1 | -8.8 | -8.7 | -9.3 | -9.3 | -0.3 | -10 | -8.6 | -6.6 | -2.5 | -7.2 | -14.9 | -15.2 | -15.6 | -5.5 | -6.7 | -6.1 | -11.2 | -12.2 | -12.1 | -18.6 | -15.3 | -23.6 | -12.1 | -10.4 | -5.6 |
| Minimum temperature | -8.4 | -8 | -3.2 | -4 | -6.7 | -5.9 | -4.8 | -4.8 | -5.2 | -5.3 | 4.3 | -5.9 | -5.2 | -2.2 | 1.1 | -3.1 | -10.3 | -10.2 | -10.7 | -1.2 | -2.9 | -2 | -6.9 | -8.3 | -7.6 | -12.9 | -10.5 | -17.9 | -8.1 | -6.4 | -1 |
| Apparent min temperature | -8.1 | -6.2 | -3.2 | -4.9 | -3.1 | -4.8 | -5.7 | -5.3 | -3.6 | -1.8 | 3.4 | -4.6 | -3.5 | 1 | 4.7 | -1.4 | -6.9 | -7.4 | -5 | -0.6 | 0.2 | -1.8 | -4.1 | -4 | -7 | -10.4 | -9 | -11.4 | -6.2 | -1.6 | -2.7 |
| March | 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) | 11.3 | 11.3 | 11.4 | 11.4 | 11.5 | 11.5 | 11.6 | 11.6 | 11.6 | 11.7 | 11.7 | 11.8 | 11.8 | 11.9 | 11.9 | 12 | 12 | 12 | 12.1 | 12.1 | 12.2 | 12.2 | 12.3 | 12.3 | 12.3 | 12.4 | 12.4 | 12.5 | 12.5 | 12.6 | 12.6 |
| Sunshine duration (h) | 5.6 | 9 | 9.7 | 9.7 | 9 | 10.5 | 10.2 | 8.3 | 8.5 | 9.5 | 9.2 | 10.5 | 10.6 | 10.7 | 10 | 2.2 | 10.4 | 10.9 | 10.8 | 9.9 | 9.8 | 8.1 | 9.6 | 10.3 | 10.4 | 11.5 | 9 | 11.6 | 11.2 | 10.5 | 11.7 |
| Precipitation (mm) | 0.4 | 0.6 | 0.1 | 0 | 0.3 | 0 | 0 | 0 | 1.6 | 0.2 | 0.9 | 0 | 0 | 0 | 0 | 5.5 | 0 | 0 | 0 | 0 | 0.4 | 11.8 | 0.6 | 2.9 | 6 | 0 | 4 | 0 | 0 | 0.7 | 0.5 |
| Precipitation hours | 3 | 4 | 1 | 0 | 2 | 0 | 0 | 0 | 7 | 2 | 6 | 0 | 0 | 0 | 0 | 14 | 0 | 0 | 0 | 0 | 4 | 11 | 3 | 4 | 7 | 0 | 12 | 0 | 0 | 2 | 4 |
| Wind speed (m/s) | 14.7 | 12.7 | 15 | 12.9 | 15.8 | 16.3 | 15 | 9.6 | 20.9 | 16.3 | 24.7 | 9.6 | 9.5 | 14.2 | 19.1 | 16.8 | 18.4 | 15.3 | 15.2 | 14.2 | 20.8 | 16.6 | 13.7 | 13.5 | 25.1 | 13.3 | 11.8 | 14.5 | 8.2 | 12.8 | 45.9 |
In March 2023, the highest daytime temperature in Boulder was 17.7°C.
While the minimum temperature at night dropped to -17.9°C.
The average nighttime and daytime temperatures during March in Boulder are -5.9°C and 7.6°C respectively.
The precipitation sum in March is about 37 mm.