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Thornbury Climate by Month

The graphs below provide an overview of the climate in Thornbury (Ontario), Canada. They present long-term patterns and averages of weather conditions over a 30-year period.

Average day and night temperature

The mean minimum and maximum temperatures over the year.

Monthly precipitation

The mean monthly precipitation over the year, including rain, snow, hail etc.

Forecast for Thornbury

Tue   Nov 05
21°C | 16°C
SW 25 km/h
0.3 mm
broken clouds and slight rain

broken clouds and slight rain

Wed   Nov 06
18°C | 7°C
W 22 km/h
3.4 mm
broken clouds and  chance of rain

broken clouds and chance of rain

Thu   Nov 07
11°C | 5°C
W 18 km/h
clear and no rain

clear and no rain

The best time of year to visit Thornbury in Canada

During the months of June, July, August and September you are most likely to experience good weather with pleasant average temperatures that fall between 20°C and 26°C.

Other facts from our historical weather data:

  • When is winter in Thornbury?
    The coldest season / winter is in the following months: January, February, March and December.
  • Which is the warmest month in Thornbury?
    July has an average maximum temperature of 24°C and is the warmest month of the year.
  • Which is the coldest month in Thornbury?
    The coldest month is February with an average maximum temperature of -2°C.
  • Which is the wettest month in Thornbury?
    November tops the wettest month list with 109 mm of rainfall.
  • Which is the driest month in Thornbury?
    March is the driest month with 71 mm of precipitation.

  • No idea where to travel to this year? We have a tool that recommends destinations based on your ideal conditions. Find out where to go with our weather planner.