Average temperature in August is 23.1 °C
Average daytime temperature is 31.7 °C
Average night temperature is 16.3 °C
Absolute maximum temperature: 41.3 °C
Absolute minimum temperature: 11.4 °C
Number of sunny days: 23
Number of rainy days: 8
Number of snow days:
Precipitation sum: 19 mm
* Weather data for Lake Oswego United States is based on climate observations for 2023 year
| August (°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 | 30.9 | 31.4 | 30.9 | 30.9 | 32.1 | 30.5 | 27.6 | 29.9 | 29.2 | 27.2 | 29.2 | 31.4 | 38.6 | 41.3 | 40.9 | 39.2 | 39.1 | 33.2 | 32 | 33.3 | 30.8 | 27.3 | 25.8 | 33.8 | 34.2 | 33.9 | 32.2 | 29.1 | 25.9 | 26.1 | 24.9 |
| Apparent max temperature | 29.7 | 30.9 | 30.9 | 30.8 | 32.4 | 31.6 | 28.5 | 30.4 | 29 | 27.5 | 29.4 | 30.7 | 36.8 | 40.2 | 41.2 | 40.3 | 38.5 | 33.4 | 29.8 | 31.5 | 28.1 | 25.8 | 24.8 | 32 | 34.1 | 34.8 | 33.9 | 29.4 | 24.3 | 25.7 | 25.1 |
| Mean temperature | 21.2 | 22.9 | 22.3 | 22.6 | 24.1 | 23.1 | 22 | 21.8 | 22.8 | 21.5 | 21 | 22.4 | 26.5 | 30.2 | 30.9 | 30.1 | 28.7 | 22.9 | 20.1 | 23.8 | 21.5 | 19.3 | 18.9 | 21.2 | 27.1 | 24.9 | 23.9 | 21 | 20.2 | 18.9 | 18.5 |
| Apparent mean temperature | 12.6 | 13.7 | 14.9 | 16.1 | 19.9 | 19 | 18.9 | 16.1 | 16.6 | 16.6 | 15.1 | 15.1 | 17.5 | 19.7 | 22.2 | 23.1 | 22.1 | 15.6 | 10.5 | 12.9 | 13.1 | 13.2 | 12.9 | 12.2 | 20.1 | 17.7 | 17.3 | 16.5 | 16.3 | 14.9 | 17.5 |
| Minimum temperature | 12.8 | 14.5 | 14.4 | 15.7 | 18.8 | 17.8 | 17.5 | 15.5 | 16.4 | 16.5 | 14.6 | 14.6 | 17.8 | 20.4 | 21.3 | 21.7 | 21.5 | 15.9 | 11.4 | 13.7 | 14.2 | 13.8 | 13.1 | 12.5 | 20.9 | 16.8 | 17 | 16.1 | 16.7 | 14.8 | 16.3 |
| Apparent min temperature | 20.6 | 22 | 22.1 | 22.6 | 24.4 | 23.7 | 22.9 | 22.3 | 22.7 | 21.5 | 21 | 22.3 | 25.6 | 29.3 | 31.3 | 31.5 | 29 | 22.6 | 18.5 | 21.8 | 20.2 | 18 | 18.1 | 20 | 25.6 | 25.4 | 24.6 | 21.8 | 19.8 | 18.9 | 19.3 |
| August | 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) | 14.7 | 14.7 | 14.7 | 14.6 | 14.6 | 14.5 | 14.5 | 14.4 | 14.4 | 14.4 | 14.3 | 14.3 | 14.2 | 14.2 | 14.1 | 14.1 | 14 | 14 | 13.9 | 13.9 | 13.8 | 13.8 | 13.7 | 13.7 | 13.6 | 13.6 | 13.5 | 13.5 | 13.4 | 13.4 | 13.3 |
| Sunshine duration (h) | 13.6 | 13.6 | 13.5 | 13.4 | 9.9 | 8.3 | 7.8 | 13 | 13.1 | 12.6 | 13.2 | 13.1 | 13.1 | 13 | 13 | 12.9 | 8.9 | 12.2 | 12.8 | 12.7 | 12.7 | 12.2 | 12.4 | 12.6 | 12.6 | 12.5 | 12.5 | 5.5 | 9.4 | 11.8 | 3 |
| Precipitation (mm) | 0 | 0 | 0 | 0 | 0.3 | 2.8 | 0.2 | 0 | 0.2 | 0.6 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0.1 | 1.3 | 13.8 |
| Precipitation hours | 0 | 0 | 0 | 0 | 2 | 4 | 2 | 0 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 7 | 12 |
| Wind speed (m/s) | 14 | 13.3 | 16.6 | 14.8 | 14.1 | 14.4 | 13.7 | 14.8 | 15.3 | 17.4 | 14.3 | 17.8 | 20.1 | 20.9 | 20.6 | 12.3 | 13.3 | 16.2 | 15.9 | 18.1 | 17.4 | 16.6 | 12.8 | 16.2 | 17.2 | 14.8 | 11.6 | 11.8 | 14.4 | 13.4 | 12.2 |
In August 2023, the highest daytime temperature in Lake Oswego was 41.3°C.
While the minimum temperature at night dropped to 11.4°C.
The average nighttime and daytime temperatures during August in Lake Oswego are 16.3°C and 31.7°C respectively.
The precipitation sum in August is about 19 mm.