Average Sunshine in Ontario for August

The tables below give August averages for the number of sunny days and hours of sunshine at cities and towns in Ontario.

The places are grouped into a separate table for each region of the province: Eastern, Central, Southwestern, Northeastern and Northwestern Ontario.

The tables give three different measures of sunshine. The number for % Sun is the usual percentage of daylight hours with bright sunshine.

Hours gives the total hours of bright sunshine that's normal this month. Days statistics are for the typical number of days in August with any amount of measurable sunshine. All the data are averages for the years 1981 to 2010.

Eastern Ontario

Total August sunshine
% Sun	Place	Hours	Days
53	Cornwall	230	28
55	Kingston	239	29
57	Ottawa	249	30
53	Pembroke	234	29

Central Ontario

Average amount of sun in August
% Sun	Place	Hours	Days
61	Hamilton	263	30
57	Peterborough	248	30
59	St Catharines	255	30
57	Toronto	246	29

Southwestern Ontario

Average August sun
% Sun	Place	Hours	Days
55	Guelph	237	29
50	London	218	29
59	Sarnia	254	28

Northeastern Ontario

Number of sunny hours and days in August on average
% Sun	Place	Hours	Days
50	Kapuskasing	225	29
49	Moosonee	220	28
51	North Bay	225	28
55	Sault Ste Marie	241	29
59	South Baymouth	256	30
56	Sudbury	245	29

Northwestern Ontario

Average total sunshine in August
% Sun	Place	Hours	Days
50	Big Trout Lake	228	28
56	Red Lake	254	30
58	Thunder Bay	256	29