Average temperature in August is 23 °C
Average daytime temperature is 28.4 °C
Average night temperature is 18.3 °C
Absolute maximum temperature: 38.2 °C
Absolute minimum temperature: 12.7 °C
Number of sunny days: 12
Number of rainy days: 19
Number of snow days:
Precipitation sum: 39 mm
* Weather data for Decorah United States is based on climate observations for 2023 year
| Agosto (°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 | 28.2 | 28 | 30.5 | 30.6 | 28.9 | 26.5 | 26.5 | 27.1 | 26.1 | 28 | 29.9 | 28.1 | 25.4 | 22.9 | 25.5 | 26.4 | 25.4 | 24.5 | 31.7 | 31.8 | 31.4 | 33.2 | 38.2 | 35.8 | 31.6 | 31 | 24.3 | 27.6 | 27 | 24.5 | 25.1 |
| Apparent max temperature | 31 | 30.5 | 35.3 | 33.2 | 30.8 | 26.6 | 27.6 | 27.6 | 28.3 | 30.5 | 30.5 | 28.4 | 25 | 25 | 25.7 | 26.6 | 25 | 24.7 | 35.1 | 36.9 | 36.1 | 38.1 | 42.9 | 41.1 | 35.1 | 32 | 23.9 | 28.9 | 27.1 | 24.6 | 23.8 |
| Mean temperature | 22.7 | 24.1 | 24.3 | 25.7 | 24.2 | 22 | 21.6 | 22.2 | 21.1 | 22.2 | 24 | 22.6 | 20 | 19.9 | 18.5 | 20.8 | 21.4 | 18.6 | 23.2 | 27.3 | 26.1 | 26.7 | 31 | 31.5 | 26.2 | 23.2 | 19.4 | 21 | 23.2 | 19.5 | 18.7 |
| Apparent mean temperature | 17.9 | 21.2 | 21.3 | 23.3 | 18.7 | 19.8 | 19.3 | 17.5 | 16.2 | 18.5 | 20.8 | 18 | 17.2 | 18.7 | 12.7 | 14.9 | 16.3 | 12.5 | 17.1 | 26.7 | 23.8 | 22.2 | 30.1 | 30.5 | 24.5 | 18.4 | 13.6 | 15.6 | 19.8 | 12.6 | 11 |
| Minimum temperature | 17.5 | 19.9 | 18.8 | 20.2 | 18.9 | 18.8 | 18.1 | 16.7 | 16.1 | 17.4 | 20 | 17 | 16.1 | 17.6 | 13.6 | 15.7 | 17.9 | 12.7 | 18.5 | 23.3 | 22.5 | 20.9 | 26.2 | 26.7 | 21.7 | 18.4 | 13.7 | 15.8 | 19.2 | 13.8 | 12.7 |
| Apparent min temperature | 24 | 26 | 28 | 28.9 | 24.8 | 22.9 | 22.7 | 23 | 21.8 | 24.2 | 25.2 | 23.3 | 21.1 | 20.6 | 18.1 | 20.4 | 19.7 | 18.3 | 23.5 | 31.5 | 28.7 | 29.6 | 35.5 | 35.3 | 29.5 | 23.7 | 19.2 | 21.3 | 23.5 | 19 | 17.5 |
| Agosto | 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) | 14.5 | 14.5 | 14.5 | 14.4 | 14.4 | 14.4 | 14.3 | 14.3 | 14.2 | 14.2 | 14.1 | 14.1 | 14.1 | 14 | 14 | 13.9 | 13.9 | 13.8 | 13.8 | 13.8 | 13.7 | 13.7 | 13.6 | 13.6 | 13.5 | 13.5 | 13.4 | 13.4 | 13.3 | 13.3 | 13.3 |
| Sunshine duration (h) | 13.4 | 9.2 | 12 | 13.3 | 13.3 | 7.4 | 10.5 | 12.4 | 10.7 | 13.1 | 10.5 | 11.5 | 2.3 | 11 | 12.6 | 12.8 | 12.6 | 12.7 | 12.5 | 12.4 | 10.5 | 12.4 | 12.5 | 12.5 | 9.7 | 11.7 | 12.2 | 12.2 | 12.1 | 12.2 | 12.2 |
| Precipitation (mm) | 0.1 | 0.1 | 0.2 | 0.1 | 0.1 | 0.6 | 0.5 | 0 | 1.3 | 0.1 | 2.3 | 3.5 | 3.5 | 12.1 | 0 | 0 | 9.3 | 0 | 0.8 | 0 | 0 | 0 | 0 | 0.1 | 3.1 | 0.6 | 0 | 0 | 0.1 | 0 | 0 |
| Precipitation hours | 1 | 1 | 2 | 1 | 1 | 2 | 3 | 0 | 7 | 1 | 8 | 1 | 5 | 12 | 0 | 0 | 2 | 0 | 2 | 0 | 0 | 0 | 0 | 1 | 2 | 4 | 0 | 0 | 1 | 0 | 0 |
| Wind speed (m/s) | 8.8 | 12.7 | 9.1 | 11.6 | 16.3 | 13.6 | 14.8 | 12 | 15.1 | 10.5 | 19.5 | 24.9 | 15.3 | 20.8 | 16.1 | 28.1 | 30.1 | 15.6 | 22 | 15.3 | 13 | 18.7 | 22.2 | 20 | 16 | 18 | 15.6 | 14 | 18.9 | 14.4 | 13.6 |
In August 2023, the highest daytime temperature in Decorah was 38.2°C.
While the minimum temperature at night dropped to 12.7°C.
The average nighttime and daytime temperatures during August in Decorah are 18.3°C and 28.4°C respectively.
The precipitation sum in August is about 39 mm.