United States · 1991–2020 normal
Ottawa in
August.
Typical August weather in Ottawa: 28.3°C by day, 16.8°C at night, 97 mm of rain over 7.4 wet days. These are measured 1991–2020 station normals, not a forecast.
Typical high28.3°C
Typical low16.8°C
Rain97 mm
Wet days7.4
Comfort score 70 this month (September leads the year at 80). Daylight is calculated as 13 h 50 from latitude 41.35°.
The evidence behind this page
One month,
from the same station.
- Place identity
- GeoNames 4905006
- NOAA station
- USC00116526 · OTTAWA 4SW
- Station distance
- 5.9 km from the place centre
- Coverage
- Strong coverage · 30 usable years
- Important limit
- Historical climate is not a forecast. Nearby stations can miss mountains, coasts, and local microclimates.