Average Sunshine in Ontario for September

The tables below give September 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 September with any amount of measurable sunshine. All the data are averages for the years 1981 to 2010.

Eastern Ontario

Total September sunshine
% Sun	Place	Hours	Days
43	Cornwall	164	26
44	Kingston	164	26
47	Ottawa	178	27
40	Pembroke	150	26

Central Ontario

Average amount of sun in September
% Sun	Place	Hours	Days
47	Hamilton	178	27
45	Peterborough	170	27
49	St Catharines	185	28
52	Toronto	194	27

Southwestern Ontario

Average September sun
% Sun	Place	Hours	Days
46	Guelph	172	27
44	London	165	26
51	Sarnia	191	26

Northeastern Ontario

Number of sunny hours and days in September on average
% Sun	Place	Hours	Days
34	Kapuskasing	127	25
35	Moosonee	135	25
41	North Bay	154	25
41	Sault Ste Marie	155	26
50	South Baymouth	188	27
43	Sudbury	162	26

Northwestern Ontario

Average total sunshine in September
% Sun	Place	Hours	Days
29	Big Trout Lake	109	24
44	Red Lake	168	26
43	Thunder Bay	164	26