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Cornwall Weather in 1979

Historical record of Cornwall, Ontario weather for the year 1979 based on NOAA data.
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Year:
1979 Cornwall Weather Extremes
Highest temperature 33.0 °C July 25
Lowest temperature -29.0 °C February 11
Highest daily low 22.0 °C July 26
Lowest daily high -21.0 °C February 11
Most daily precipitation 11.0 cm September 14
Most daily snow 8.5 cm February 4
Total annual precipitation 97.0 cm -
Total annual snow 88.4 cm -
What was the hottest temperature in Cornwall in 1979?
The highest temperature recorded in Cornwall, Ontario in 1979 was 33.0 °C which happened on July 25.
Highest Temperatures: All-Time By Year
Highest Temperatures in Cornwall in 1979
Rank Temperature Date
1 33.0 °C Jul 25
2 32.5 °C Jul 14
3 32.0 °C Jul 16
4 31.5 °C Jul 24
4 31.5 °C Jul 13
6 31.0 °C Jul 22
6 31.0 °C Jul 21
6 31.0 °C Jul 15
9 30.0 °C Jul 30
9 30.0 °C Jul 12
9 30.0 °C Jun 21
9 30.0 °C Jun 10
What was the coldest temperature in Cornwall in 1979?
The lowest temperature recorded in Cornwall, Ontario in 1979 was -29.0 °C which happened on Feb 11.
Lowest Temperatures: All-Time By Year
Lowest Temperatures in Cornwall in 1979
Rank Temperature Date
1 -29.0 °C February 11
2 -28.0 °C February 18
2 -28.0 °C February 17
2 -28.0 °C February 10
5 -27.5 °C February 14
6 -27.0 °C February 12
7 -25.5 °C January 19
8 -25.0 °C February 13
9 -24.5 °C January 11
10 -24.0 °C February 15
10 -24.0 °C February 9
January 1979 Cornwall Weather
Day High (°C) Low (°C) Precip. (cm) Snow (cm)
January 1
 10.0 -2.5 0.81 0.0
January 2
 -1.0 -7.5 0.63 6.3
January 3
 -9.5 -14.0 0.26 2.6
January 4
 -8.5 -14.0 0.02 0.2
January 5
 -9.0 -15.0 0.00 0.0
January 6
 -5.0 -11.0 0.00 0.0
January 7
 -5.0 -7.0 0.71 7.1
January 8
 -6.0 -8.0 0.00 0.0
January 9
 -7.5 -12.0 0.16 1.6
January 10
 -11.0 -15.0 0.00 0.0
January 11
 -15.0 -24.5 0.00 0.0
January 12
 -12.0 -22.0 0.00 0.0
January 13
 0.5 -17.0 0.56 5.6
January 14
 5.0 -10.5 0.54 1.2
January 15
 -10.0 -16.0 0.00 0.0
January 16
 n/a n/a 0.00 0.0
January 17
 n/a n/a 0.00 0.0
January 18
 n/a n/a 0.00 0.0
January 19
 -14.0 -25.5 0.00 0.0
January 20
 -4.0 -20.0 0.30 3.0
January 21
 -4.0 -12.0 0.00 0.0
January 22
 -4.0 -7.0 0.00 0.0
January 23
 -2.0 -11.0 0.00 0.0
January 24
 -1.0 -11.0 0.00 0.0
January 25
 3.0 -4.0 0.60 6.0
January 26
 4.5 1.0 0.00 0.0
January 27
 4.5 1.0 0.24 0.0
January 28
 3.0 1.0 0.20 0.8
January 29
 0.0 -5.0 0.00 0.0
January 30
 -7.0 -8.0 0.18 1.8
January 31
 -8.0 -9.0 0.52 5.2
February 1979 Cornwall Weather
Day High (°C) Low (°C) Precip. (cm) Snow (cm)
February 1
 -10.0 -13.0 0.28 2.8
February 2
 -12.0 -15.0 0.00 0.0
February 3
 -11.0 -19.0 0.00 0.0
February 4
 -9.0 -17.5 0.85 8.5
February 5
 -10.0 -13.5 0.00 0.0
February 6
 -14.0 -22.5 0.00 0.0
February 7
 -12.0 -21.0 0.20 2.0
February 8
 -10.0 -14.0 0.10 1.0
February 9
 -20.0 -24.0 0.00 0.0
February 10
 -19.5 -28.0 0.00 0.0
February 11
 -21.0 -29.0 0.00 0.0
February 12
 -13.0 -27.0 0.00 0.0
February 13
 -20.0 -25.0 0.00 0.0
February 14
 -20.0 -27.5 0.00 0.0
February 15
 -17.0 -24.0 0.00 0.0
February 16
 -17.0 -18.0 0.00 0.0
February 17
 -20.0 -28.0 0.00 0.0
February 18
 -15.0 -28.0 0.00 0.0
February 19
 -6.0 -23.0 0.04 0.4
February 20
 -1.0 -12.0 0.00 0.0
February 21
 1.0 -8.0 0.22 0.0
February 22
 2.0 0.0 0.00 0.0
February 23
 7.0 -4.5 0.64 0.0
February 24
 5.5 3.0 0.00 0.0
February 25
 -5.0 -9.0 0.00 0.0
February 26
 -5.5 -8.0 0.72 7.2
February 27
 -2.0 -9.0 0.10 1.0
February 28
 5.0 -6.5 0.00 0.0
March 1979 Cornwall Weather
Day High (°C) Low (°C) Precip. (cm) Snow (cm)
March 1
 0.5 -2.0 0.00 0.0
March 2
 0.0 -5.5 0.00 0.0
March 3
 7.0 -1.0 0.00 0.0
March 4
 6.0 -2.0 0.48 0.0
March 5
 10.0 3.0 1.50 0.0
March 6
 2.5 0.5 0.38 0.0
March 7
 3.0 1.0 0.00 0.0
March 8
 4.0 -1.5 0.00 0.0
March 9
 4.5 -2.5 0.20 0.0
March 10
 5.0 1.0 0.04 0.0
March 11
 -4.0 -6.0 0.12 1.2
March 12
 -5.0 -8.0 0.00 0.0
March 13
 9.0 -13.5 0.13 0.0
March 14
 9.0 1.0 0.19 0.0
March 15
 -9.5 -16.0 1.05 0.0
March 16
 -1.0 -16.0 0.00 0.0
March 17
 3.0 -7.5 0.00 0.0
March 18
 2.0 -8.0 0.00 0.0
March 19
 7.0 -8.0 0.00 0.0
March 20
 9.0 -3.0 0.00 0.0
March 21
 9.0 0.0 0.00 0.0
March 22
 15.0 0.0 0.00 0.0
March 23
 21.5 1.0 0.00 0.0
March 24
 18.0 9.5 0.00 0.0
March 25
 10.5 6.0 0.12 0.0
March 26
 4.0 -1.0 0.05 0.5
March 27
 0.0 -12.0 0.00 0.0
March 28
 6.0 -6.5 0.16 0.0
March 29
 12.5 0.5 0.00 0.0
March 30
 13.0 2.0 0.82 0.0
March 31
 16.0 4.0 1.45 0.0
April 1979 Cornwall Weather
Day High (°C) Low (°C) Precip. (cm) Snow (cm)
April 1
 6.0 1.5 0.00 0.0
April 2
 10.5 1.5 1.88 0.0
April 3
 7.5 4.0 0.00 0.0
April 4
 7.0 -3.0 0.62 0.0
April 5
 4.5 -0.5 0.50 0.0
April 6
 1.0 -3.0 0.32 3.2
April 7
 0.0 -5.5 0.00 0.0
April 8
 3.5 -6.0 0.00 0.0
April 9
 4.0 -1.5 0.42 4.2
April 10
 9.0 -0.5 0.00 0.0
April 11
 9.0 -2.0 0.00 0.0
April 12
 12.0 -0.5 0.00 0.0
April 13
 15.0 2.0 0.70 0.0
April 14
 8.0 4.0 0.85 0.0
April 15
 8.0 3.0 0.45 0.0
April 16
 5.5 3.0 0.24 0.0
April 17
 12.0 3.0 0.00 0.0
April 18
 11.0 1.0 0.00 0.0
April 19
 12.0 0.0 0.00 0.0
April 20
 15.0 -1.0 0.00 0.0
April 21
 19.5 2.0 0.00 0.0
April 22
 15.0 9.5 0.00 0.0
April 23
 18.0 6.0 0.00 0.0
April 24
 17.0 5.0 0.00 0.0
April 25
 20.5 7.0 0.00 0.0
April 26
 23.0 17.0 0.82 0.0
April 27
 22.0 13.0 2.68 0.0
April 28
 14.0 6.0 0.21 0.0
April 29
 13.0 6.0 0.00 0.0
April 30
 20.0 3.0 0.20 0.0
May 1979 Cornwall Weather
Day High (°C) Low (°C) Precip. (cm) Snow (cm)
May 1
 9.0 6.0 0.32 0.0
May 2
 18.0 3.0 0.00 0.0
May 3
 20.0 5.0 1.21 0.0
May 4
 12.0 8.0 0.08 0.0
May 5
 9.5 2.5 0.00 0.0
May 6
 14.0 2.0 0.00 0.0
May 7
 16.0 2.0 0.00 0.0
May 8
 29.0 8.0 0.00 0.0
May 9
 29.0 18.0 0.00 0.0
May 10
 23.5 18.0 0.00 0.0
May 11
 23.0 14.0 0.00 0.0
May 12
 24.5 13.0 0.00 0.0
May 13
 19.5 13.0 0.00 0.0
May 14
 19.0 9.5 0.00 0.0
May 15
 23.0 10.0 0.43 0.0
May 16
 15.0 8.0 0.00 0.0
May 17
 19.0 5.0 0.00 0.0
May 18
 24.0 7.5 0.00 0.0
May 19
 26.5 15.5 0.12 0.0
May 20
 25.0 16.5 0.00 0.0
May 21
 23.0 16.5 0.36 0.0
May 22
 16.0 6.0 0.00 0.0
May 23
 17.0 6.5 0.00 0.0
May 24
 15.5 5.5 0.04 0.0
May 25
 12.0 5.5 0.90 0.0
May 26
 15.0 8.5 1.62 0.0
May 27
 18.0 10.0 0.56 0.0
May 28
 17.0 10.0 0.36 0.0
May 29
 18.0 10.5 0.18 0.0
May 30
 18.0 12.5 0.00 0.0
May 31
 22.0 10.0 0.00 0.0
June 1979 Cornwall Weather
Day High (°C) Low (°C) Precip. (cm) Snow (cm)
June 1
 24.0 11.5 0.00 0.0
June 2
 25.0 12.0 0.00 0.0
June 3
 24.5 14.0 0.00 0.0
June 4
 28.0 14.0 0.00 0.0
June 5
 23.0 15.0 0.10 0.0
June 6
 20.0 6.0 0.00 0.0
June 7
 28.0 9.0 0.00 0.0
June 8
 26.0 20.5 0.50 0.0
June 9
 28.5 19.5 0.00 0.0
June 10
 30.0 19.0 0.10 0.0
June 11
 18.0 12.5 0.56 0.0
June 12
 10.5 7.0 0.60 0.0
June 13
 19.0 7.0 0.00 0.0
June 14
 23.0 7.0 0.00 0.0
June 15
 29.0 16.5 0.00 0.0
June 16
 29.5 20.5 0.00 0.0
June 17
 29.5 17.5 0.00 0.0
June 18
 22.0 13.0 0.00 0.0
June 19
 24.0 13.0 0.00 0.0
June 20
 28.0 10.0 0.00 0.0
June 21
 30.0 15.0 0.00 0.0
June 22
 22.0 14.0 1.47 0.0
June 23
 13.0 11.0 0.38 0.0
June 24
 18.0 10.0 0.00 0.0
June 25
 20.5 6.5 0.00 0.0
June 26
 24.5 8.5 0.00 0.0
June 27
 24.0 14.0 0.00 0.0
June 28
 24.5 15.0 0.00 0.0
June 29
 25.0 13.0 0.33 0.0
June 30
 23.0 17.0 1.06 0.0
July 1979 Cornwall Weather
Day High (°C) Low (°C) Precip. (cm) Snow (cm)
July 1
 23.0 18.0 2.36 0.0
July 2
 23.0 15.0 0.20 0.0
July 3
 21.0 14.0 0.00 0.0
July 4
 18.5 9.0 0.30 0.0
July 5
 16.0 7.0 0.35 0.0
July 6
 21.0 11.0 0.00 0.0
July 7
 25.0 10.0 0.00 0.0
July 8
 28.0 15.0 0.00 0.0
July 9
 28.5 17.5 0.00 0.0
July 10
 28.0 18.0 0.20 0.0
July 11
 26.0 18.5 0.00 0.0
July 12
 30.0 17.0 0.00 0.0
July 13
 31.5 19.0 0.00 0.0
July 14
 32.5 18.0 0.00 0.0
July 15
 31.0 20.0 0.00 0.0
July 16
 32.0 22.0 0.36 0.0
July 17
 25.0 17.0 0.00 0.0
July 18
 27.5 15.0 0.00 0.0
July 19
 28.0 14.5 0.00 0.0
July 20
 29.0 15.5 0.00 0.0
July 21
 31.0 17.0 0.00 0.0
July 22
 31.0 19.0 0.00 0.0
July 23
 29.0 19.5 0.00 0.0
July 24
 31.5 20.0 0.00 0.0
July 25
 33.0 21.5 0.00 0.0
July 26
 27.0 22.0 2.00 0.0
July 27
 27.0 18.0 0.00 0.0
July 28
 28.0 15.5 0.00 0.0
July 29
 28.5 20.0 0.00 0.0
July 30
 30.0 15.0 0.00 0.0
July 31
 28.0 19.5 0.33 0.0
August 1979 Cornwall Weather
Day High (°C) Low (°C) Precip. (cm) Snow (cm)
August 1
 26.0 19.5 0.00 0.0
August 2
 29.5 20.0 1.00 0.0
August 3
 28.5 18.5 0.00 0.0
August 4
 29.5 18.0 0.00 0.0
August 5
 28.5 20.0 1.29 0.0
August 6
 22.5 14.5 0.00 0.0
August 7
 23.0 11.0 0.72 0.0
August 8
 26.0 17.0 0.00 0.0
August 9
 21.0 10.0 0.11 0.0
August 10
 15.0 13.5 1.80 0.0
August 11
 20.0 13.0 0.00 0.0
August 12
 18.0 11.0 0.00 0.0
August 13
 21.0 8.0 0.41 0.0
August 14
 22.0 15.0 0.12 0.0
August 15
 16.5 12.0 0.06 0.0
August 16
 19.5 9.5 0.00 0.0
August 17
 22.0 8.0 0.04 0.0
August 18
 19.0 14.0 0.52 0.0
August 19
 22.0 15.0 0.02 0.0
August 20
 23.0 14.0 0.00 0.0
August 21
 26.0 13.5 0.00 0.0
August 22
 24.5 11.0 0.00 0.0
August 23
 27.0 12.0 0.00 0.0
August 24
 27.0 20.5 3.43 0.0
August 25
 25.0 20.5 0.40 0.0
August 26
 24.0 14.5 0.60 0.0
August 27
 23.0 16.0 0.22 0.0
August 28
 26.0 15.0 0.10 0.0
August 29
 26.0 20.0 0.38 0.0
August 30
 26.5 19.0 2.33 0.0
August 31
 n/a 11.0 0.00 0.0
September 1979 Cornwall Weather
Day High (°C) Low (°C) Precip. (cm) Snow (cm)
September 1
 28.5 13.0 0.00 0.0
September 2
 26.5 19.0 1.21 0.0
September 3
 23.5 20.0 0.00 0.0
September 4
 20.5 11.0 0.00 0.0
September 5
 27.0 11.0 0.00 0.0
September 6
 21.0 19.0 2.04 0.0
September 7
 18.0 11.0 0.00 0.0
September 8
 14.0 8.5 0.00 0.0
September 9
 16.5 5.5 0.00 0.0
September 10
 21.5 9.0 0.76 0.0
September 11
 15.0 7.0 0.00 0.0
September 12
 18.5 8.0 0.00 0.0
September 13
 26.5 10.0 2.00 0.0
September 14
 17.0 15.0 11.04 0.0
September 15
 17.0 10.0 0.00 0.0
September 16
 20.0 11.0 0.00 0.0
September 17
 23.5 12.0 0.00 0.0
September 18
 23.5 16.0 1.30 0.0
September 19
 10.0 4.0 0.03 0.0
September 20
 15.5 2.0 0.00 0.0
September 21
 20.0 12.0 0.11 0.0
September 22
 16.0 9.5 0.00 0.0
September 23
 15.0 2.5 0.00 0.0
September 24
 19.0 3.0 0.00 0.0
September 25
 21.0 8.5 0.00 0.0
September 26
 19.0 12.5 0.00 0.0
September 27
 23.0 6.5 0.00 0.0
September 28
 19.0 13.0 0.22 0.0
September 29
 20.0 14.0 0.00 0.0
September 30
 20.0 11.5 0.00 0.0
October 1979 Cornwall Weather
Day High (°C) Low (°C) Precip. (cm) Snow (cm)
October 1
 19.0 15.5 0.00 0.0
October 2
 18.5 15.0 0.00 0.0
October 3
 19.0 11.0 0.03 0.0
October 4
 20.0 15.0 0.00 0.0
October 5
 20.5 13.5 2.50 0.0
October 6
 16.0 10.0 0.12 0.0
October 7
 13.5 10.0 0.44 0.0
October 8
 6.0 3.0 0.31 0.0
October 9
 3.0 0.0 0.40 4.0
October 10
 7.0 0.0 0.00 0.0
October 11
 7.5 1.0 0.30 0.0
October 12
 8.0 0.0 1.65 0.0
October 13
 10.0 5.0 0.06 0.0
October 14
 7.0 2.0 0.00 0.0
October 15
 6.0 2.0 0.30 0.0
October 16
 7.5 -1.5 0.00 0.0
October 17
 12.0 -2.0 0.00 0.0
October 18
 11.0 5.0 0.00 0.0
October 19
 17.5 -1.0 0.38 0.0
October 20
 21.5 11.5 0.22 0.0
October 21
 25.0 17.0 0.20 0.0
October 22
 27.0 18.5 0.00 0.0
October 23
 27.0 18.5 0.70 0.0
October 24
 10.0 8.0 0.12 0.0
October 25
 4.0 2.0 0.00 0.0
October 26
 3.0 0.0 0.00 0.0
October 27
 3.0 -2.0 0.00 0.0
October 28
 4.0 0.5 0.25 0.0
October 29
 4.5 2.0 0.00 0.0
October 30
 8.5 3.5 0.00 0.0
October 31
 11.0 -2.0 0.00 0.0
November 1979 Cornwall Weather
Day High (°C) Low (°C) Precip. (cm) Snow (cm)
November 1
 17.0 1.5 0.08 0.0
November 2
 10.5 8.0 0.02 0.0
November 3
 9.5 4.0 0.00 0.0
November 4
 8.0 2.0 0.00 0.0
November 5
 9.5 3.0 0.00 0.0
November 6
 11.5 0.0 0.28 0.0
November 7
 6.5 5.0 0.12 0.0
November 8
 7.0 0.0 0.12 0.0
November 9
 11.5 0.0 1.33 0.0
November 10
 12.0 4.0 0.06 0.0
November 11
 5.0 2.0 0.00 0.0
November 12
 5.0 1.0 0.00 0.0
November 13
 5.5 0.0 0.58 0.0
November 14
 4.0 0.0 0.00 0.0
November 15
 4.0 -5.0 0.27 0.4
November 16
 4.5 -9.0 0.00 0.0
November 17
 7.5 -3.0 0.00 0.0
November 18
 4.0 1.0 0.00 0.0
November 19
 1.0 -3.0 0.00 0.0
November 20
 11.0 1.0 0.08 0.0
November 21
 8.5 4.5 0.14 0.0
November 22
 13.0 4.0 0.40 0.0
November 23
 9.0 8.0 0.14 0.0
November 24
 15.0 5.0 0.33 0.0
November 25
 9.0 3.0 0.20 0.0
November 26
 16.0 6.0 2.24 0.0
November 27
 9.5 8.0 0.00 0.0
November 28
 10.0 4.0 0.45 0.0
November 29
 3.0 0.0 0.00 0.0
November 30
 1.0 -3.5 0.00 0.0
December 1979 Cornwall Weather
Day High (°C) Low (°C) Precip. (cm) Snow (cm)
December 1
 -1.5 -3.0 0.00 0.0
December 2
 -4.5 -7.0 0.00 0.0
December 3
 2.0 -7.0 0.00 0.0
December 4
 4.0 -1.0 0.00 0.0
December 5
 10.0 -4.0 0.18 1.8
December 6
 10.0 8.0 0.50 0.0
December 7
 5.0 2.0 0.20 0.0
December 8
 5.0 -9.0 0.10 0.0
December 9
 -2.0 -10.0 0.38 3.8
December 10
 -4.0 -10.0 0.00 0.0
December 11
 14.5 -9.0 n/a 0.0
December 12
 13.0 0.0 n/a 0.0
December 13
 -7.5 -9.5 0.10 1.0
December 14
 -4.5 -9.5 0.00 0.0
December 15
 3.0 -9.0 0.00 0.0
December 16
 5.5 0.5 0.40 4.0
December 17
 -15.0 -20.0 0.00 0.0
December 18
 -17.0 -20.0 0.00 0.0
December 19
 -15.0 -21.5 0.00 0.0
December 20
 -10.0 -19.5 0.00 0.0
December 21
 -2.0 -13.0 0.00 0.0
December 22
 1.0 -8.0 0.18 0.0
December 23
 6.0 -1.0 1.58 0.0
December 24
 5.0 2.0 1.74 0.0
December 25
 3.0 1.5 1.70 0.0
December 26
 1.0 0.0 0.03 0.0
December 27
 1.0 -3.0 0.00 0.0
December 28
 1.0 -6.5 0.00 0.0
December 29
 3.0 -1.5 0.00 0.0
December 30
 0.5 -1.5 0.00 0.0
December 31
 -2.0 -10.0 0.00 0.0
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