Typical average weather in Washington DC in August is 24. Highs are expected to be 30 and low of 21 celsius. We have put some more information here:
| Month | Degrees Celsius |
|---|---|
| Temperature | 24 |
| High Temperature | 30 |
| Low Temperature | 21 |
| Sunshine Per Day | 9 |
Useful Links: Washington DC Weather: Average Weather & Yearly Climate