Average Temperatures for Ontario in April





You can jump to a separate table for each section of the province: Eastern, Central, Southwestern, Northeastern and Northwestern Ontario.

Average temperatures for April at cities, towns and parks throughout Ontario are given below.

The tables list the normals for maximum and minimum monthly temperatures, in degrees Celsius and Fahrenheit, based on weather data collected from 1981 to 2010.

Eastern Ontario

Average April temperatures
High °F Low °F Place High °C Low °C
53 36 Belleville 12 2
53 36 Cornwall 12 2
50 34 Kingston 10 1
53 35 Ottawa 11 1
53 29 Pembroke 12 -2

Central Ontario

Average daily temperatures in April
High °F Low °F Place High °C Low °C
52 32 Barrie 11 0
54 35 Brantford 12 2
50 30 French River, Chaudiere Dam 10 -1
53 36 Hamilton 12 2
51 30 Huntsville 11 -1
51 32 Midland 11 0
55 37 Niagara Falls 13 3
51 36 Oshawa 11 2
53 35 Peterborough 12 2
54 36 St Catharines 12 2
53 39 Toronto 12 4

Southwestern Ontario

April temperatures: daily averages
High °F Low °F Place High °C Low °C
56 38 Chatham-Kent 13 4
52 33 Guelph 11 1
54 35 London 12 2
51 34 Owen Sound 10 1
53 38 Point Pelee National Park 12 3
54 35 Sarnia 12 2
53 33 Waterloo 11 1
57 39 Windsor 14 4

Northeastern Ontario

Average April temperatures
High °F Low °F Place High °C Low °C
46 24 Chapleau 8 -5
49 31 Gore Bay 10 0
46 23 Kapuskasing 8 -5
40 18 Moosonee 4 -8
48 30 North Bay 9 -1
48 29 Sault Ste Marie 9 -2
47 31 South Baymouth 8 -1
49 29 Sudbury 9 -2
46 24 Timmins 8 -5
45 24 Wawa 7 -4

Northwestern Ontario

Average April temperatures
High °F Low °F Place High °C Low °C
47 25 Atikokan 8 -4
38 16 Big Trout Lake 3 -9
48 27 Dryden 9 -3
51 27 Fort Frances 10 -3
49 30 Kenora 9 -1
47 25 Red Lake 9 -4
49 26 Thunder Bay 9 -3
Reference

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

Ontario Temperatures
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