United States · 1991–2020 normal

Ontario in
August.

Typical August weather in Ontario: 27.2°C by day, 15.2°C at night, 89 mm of rain over 7.6 wet days. These are measured 1991–2020 station normals, not a forecast.

Typical high27.2°C
Typical low15.2°C
Rain89 mm
Wet days7.6

Comfort score 77 this month (September leads the year at 81). Daylight is calculated as 13 h 48 from latitude 40.76°.

The evidence behind this page

One month,
from the same station.

Place identity
GeoNames 5165664
NOAA station
USC00334874 · MANSFIELD 5 W
Station distance
2.2 km from the place centre
Coverage
Strong coverage · 28 usable years
Important limit
Historical climate is not a forecast. Nearby stations can miss mountains, coasts, and local microclimates.