Greater Sudbury
Climate
Table:
Climate data for Sudbury Airport, 1981−2010 normals, extremes 1887−present[a]

Month

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Year

Record high humidex

7.1

10.0

28.0

30.7

39.4

41.4

42.9

49.2

38.7

34.3

20.0

17.7

49.2

Record high °C (°F)

10.0
(50.0)

9.4
(48.9)

25.9
(78.6)

29.8
(85.6)

35.6
(96.1)

35.7
(96.3)

41.1
(106.0)

36.7
(98.1)

34.4
(93.9)

27.8
(82.0)

20.0
(68.0)

15.6
(60.1)

41.1
(106.0)

Mean daily maximum °C (°F)

−8.0
(17.6)

−5.5
(22.1)

0.4
(32.7)

9.2
(48.6)

17.0
(62.6)

22.2
(72.0)

24.8
(76.6)

23.4
(74.1)

18.1
(64.6)

10.3
(50.5)

2.6
(36.7)

−4.4
(24.1)

9.2
(48.6)

Daily mean °C (°F)

−13.0
(8.6)

−10.8
(12.6)

−4.9
(23.2)

3.8
(38.8)

11.1
(52.0)

16.5
(61.7)

19.1
(66.4)

18.0
(64.4)

13.0
(55.4)

6.0
(42.8)

−1.0
(30.2)

−8.6
(16.5)

4.1
(39.4)

Mean daily minimum °C (°F)

−17.9
(−0.2)

−16.0
(3.2)

−10.2
(13.6)

−1.7
(28.9)

5.2
(41.4)

10.7
(51.3)

13.4
(56.1)

12.4
(54.3)

7.8
(46.0)

1.7
(35.1)

−4.7
(23.5)

−12.7
(9.1)

−1.0
(30.2)

Record low °C (°F)

−42.8
(−45.0)

−42.8
(−45.0)

−41.1
(−42.0)

−27.8
(−18.0)

−12.8
(9.0)

−1.6
(29.1)

−0.6
(30.9)

−1.1
(30.0)

−5.7
(21.7)

−13.9
(7.0)

−31.7
(−25.1)

−48.3
(−54.9)

−48.3
(−54.9)

Record low wind chill

−53.1

−50

−43.2

−32.4

−15.2

−8.6

0.0

−5.0

−9.2

−16.6

−36.3

−51

−53.1

Average precipitation mm (inches)

62.2
(2.45)

51.1
(2.01)

60.5
(2.38)

65.7
(2.59)

83.4
(3.28)

80.3
(3.16)

76.9
(3.03)

85.4
(3.36)

101.1
(3.98)

90.9
(3.58)

78.5
(3.09)

67.5
(2.66)

903.3
(35.56)

Average rainfall mm (inches)

11.9
(0.47)

7.2
(0.28)

27.9
(1.10)

49.7
(1.96)

81.4
(3.20)

80.3
(3.16)

76.9
(3.03)

85.5
(3.37)

101.0
(3.98)

84.9
(3.34)

52.3
(2.06)

16.6
(0.65)

675.7
(26.60)

Average snowfall cm (inches)

59.5
(23.4)

51.7
(20.4)

34.9
(13.7)

16.9
(6.7)

1.9
(0.7)

0.0
(0.0)

0.0
(0.0)

0.0
(0.0)

0.1
(0.0)

5.7
(2.2)

29.6
(11.7)

63.0
(24.8)

263.4
(103.7)

Average precipitation days (≥ 0.2 mm)

17.7

13.8

11.8

11.2

12.7

12.7

12.2

12.1

13.1

15.2

16.0

18.2

166.9

Average rainy days (≥ 0.2 mm)

2.8

2.1

4.5

8.4

12.3

12.7

12.2

12.1

13.1

14.0

9.0

4.3

107.6

Average snowy days (≥ 0.2 cm)

17.2

13.4

9.6

4.9

0.87

0.03

0.0

0.0

0.10

2.9

9.7

16.3

74.9

Mean monthly sunshine hours

86.3

118.2

161.0

195.6

228.4

246.9

274.7

245.2

162.1

121.4

69.8

63.5

1,973.2

Percentage possible sunshine

30.9

40.7

43.7

48.1

49.1

52.2

57.4

55.8

42.9

35.8

24.6

23.7

42.1

Source: Environment Canada[30][31][5][32][33][34][35][36][37][38][39][40][41][42][43][44][45][46]

Per the details in the tabular data covering the 'Climate' part of 'Greater Sudbury', produce a single-sentence summary focused on the highlighted cells and return it as JSON: {"answer": "YOUR ANSWER"}.