Average Sunshine in Ontario for December





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

Eastern Ontario

Total December sunshine
% Sun Place Hours Days
22 Cornwall 61 17
26 Kingston 73 20
30 Ottawa 83 20
22 Pembroke 61 16

Central Ontario

Average amount of sun in December
% Sun Place Hours Days
25 Hamilton 71 19
25 Peterborough 69 18
25 St Catharines 69 18
28 Toronto 78 20

Southwestern Ontario

Average December sun
% Sun Place Hours Days
20 Guelph 55 18
19 London 52 16
24 Sarnia 67 17

Northeastern Ontario

Number of sunny hours and days in December on average
% Sun Place Hours Days
22 Kapuskasing 55 17
22 Moosonee 55 16
26 North Bay 69 16
21 Sault Ste Marie 56 17
21 South Baymouth 57 16
24 Sudbury 64 17

Northwestern Ontario

Average total sunshine in December
% Sun Place Hours Days
27 Big Trout Lake 63 18
33 Red Lake 82 20
35 Thunder Bay 91 21
Reference

Environment Canada. Meteorological Service of Canada. Canadian Climate Normals. 1981-2010 Climate Normals & Averages.

Ontario Sunshine
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