Cornwall Weather in 1971

Historical record of Cornwall, Ontario weather for the year 1971 based on NOAA data.
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1971 Cornwall Weather Extremes
Highest temperature 32.2 °C August 19
Lowest temperature -30.6 °C February 3
Highest daily low 23.3 °C July 1
Lowest daily high -21.1 °C January 18
Most daily precipitation 3.8 cm March 4
Most daily snow 38.1 cm March 4
Total annual precipitation 83.9 cm -
Total annual snow 371.4 cm -
Highest Temperatures in Cornwall in 1971
Rank Temperature Date
1 32.2 °C Aug 19
1 32.2 °C Jul 26
1 32.2 °C Jun 30
4 31.7 °C Aug 8
4 31.7 °C Jun 20
6 30.6 °C Aug 18
6 30.6 °C Aug 14
6 30.6 °C Aug 10
6 30.6 °C Jun 29
6 30.6 °C May 19
Lowest Temperatures in Cornwall in 1971
Rank Temperature Date
1 -30.6 °C February 3
2 -27.2 °C January 18
2 -27.2 °C January 9
4 -26.7 °C February 2
4 -26.7 °C January 13
6 -25.6 °C February 4
6 -25.6 °C January 29
8 -25.0 °C January 28
8 -25.0 °C January 17
10 -24.4 °C January 16
January 1971 Cornwall Weather
Day High (°C) Low (°C) Precip. (cm) Snow (cm)
January 1
-8.3 -20.0 0.00 0.0
January 2
-0.6 -15.6 0.20 2.0
January 3
-1.1 -7.2 0.00 0.0
January 4
5.0 -12.2 0.00 0.0
January 5
1.7 -2.8 0.00 0.0
January 6
-3.3 -6.1 0.00 0.0
January 7
-6.1 -9.4 0.00 0.0
January 8
-15.0 -20.6 0.00 0.0
January 9
-16.1 -27.2 0.00 0.0
January 10
-5.6 -21.1 0.46 4.6
January 11
-3.9 -10.0 0.76 7.6
January 12
-13.3 -22.2 0.00 0.0
January 13
-16.7 -26.7 0.00 0.0
January 14
-9.4 -21.1 0.46 4.6
January 15
-10.0 -15.6 0.00 0.0
January 16
-19.4 -24.4 0.00 0.0
January 17
-16.7 -25.0 0.08 0.8
January 18
-21.1 -27.2 0.08 0.8
January 19
-15.0 -22.8 0.08 0.8
January 20
-10.6 -17.2 0.00 0.0
January 21
-0.6 -15.6 1.35 13.5
January 22
-1.1 -5.6 0.00 0.0
January 23
0.6 -5.6 0.13 1.3
January 24
-0.6 -5.0 0.00 0.0
January 25
2.2 -8.9 0.00 0.0
January 26
3.3 -3.3 0.89 8.9
January 27
-17.8 -21.7 0.46 4.6
January 28
-18.9 -25.0 0.00 0.0
January 29
-5.6 -25.6 0.89 8.9
January 30
-3.9 -11.1 0.38 3.8
January 31
-13.3 -18.9 0.00 0.0
February 1971 Cornwall Weather
Day High (°C) Low (°C) Precip. (cm) Snow (cm)
February 1
-16.7 -22.2 0.00 0.0
February 2
-19.4 -26.7 0.00 0.0
February 3
-13.9 -30.6 0.00 0.0
February 4
-6.7 -25.6 0.38 3.8
February 5
3.3 -15.6 0.64 0.0
February 6
0.0 -2.2 0.00 0.0
February 7
-1.7 -7.8 0.58 5.8
February 8
0.0 -5.0 1.40 14.0
February 9
-3.3 -8.9 0.89 8.9
February 10
-7.8 -15.0 0.51 5.1
February 11
3.3 -12.2 0.00 0.0
February 12
4.4 -3.9 0.00 0.0
February 13
-2.8 -6.1 3.30 33.0
February 14
-6.1 -11.1 1.27 12.7
February 15
-5.0 -13.3 0.00 0.0
February 16
-7.8 -16.1 0.00 0.0
February 17
-2.2 -21.1 0.33 3.3
February 18
4.4 -11.1 0.00 0.0
February 19
-5.0 -10.0 0.13 1.3
February 20
-5.0 -10.0 1.02 10.2
February 21
-4.4 -7.2 0.00 0.0
February 22
-1.7 -7.2 0.13 1.3
February 23
-1.7 -6.1 2.41 24.1
February 24
-3.3 -7.8 0.08 0.8
February 25
0.0 -8.9 0.13 1.3
February 26
2.8 -10.6 0.00 0.0
February 27
7.8 -0.6 n/a 0.0
February 28
2.8 -0.6 0.25 2.5
March 1971 Cornwall Weather
Day High (°C) Low (°C) Precip. (cm) Snow (cm)
March 1
1.1 -2.2 0.00 0.0
March 2
-0.6 -11.7 0.00 0.0
March 3
-2.8 -12.8 1.52 15.2
March 4
-4.4 -6.7 3.81 38.1
March 5
-4.4 -8.9 0.00 0.0
March 6
n/a -12.2 0.20 2.0
March 7
n/a -7.8 0.97 9.7
March 8
-4.4 -5.6 0.76 7.6
March 9
-5.6 -12.2 0.00 0.0
March 10
-2.8 -14.4 0.25 2.5
March 11
-2.8 -7.8 0.51 5.1
March 12
1.7 -11.7 0.00 0.0
March 13
2.8 -16.7 0.00 0.0
March 14
6.7 -4.4 0.00 0.0
March 15
13.3 -1.7 0.00 0.0
March 16
3.9 -1.1 0.00 0.0
March 17
-1.1 -11.7 0.00 0.0
March 18
0.6 -10.6 0.00 0.0
March 19
1.1 -8.3 0.64 6.4
March 20
0.6 -2.8 0.25 2.5
March 21
n/a -3.9 0.00 0.0
March 22
n/a -7.2 0.00 0.0
March 23
n/a -12.2 0.00 0.0
March 24
n/a -11.7 0.00 0.0
March 25
n/a -10.0 0.00 0.0
March 26
n/a -13.9 0.00 0.0
March 27
n/a -14.4 0.00 0.0
March 28
n/a -10.6 0.00 0.0
March 29
n/a -3.9 0.00 0.0
March 30
n/a 0.0 0.00 0.0
March 31
1.7 -8.9 0.00 0.0
April 1971 Cornwall Weather
Day High (°C) Low (°C) Precip. (cm) Snow (cm)
April 1
7.2 -6.1 0.28 0.0
April 2
7.8 1.1 0.05 0.0
April 3
6.7 -0.6 n/a n/a
April 4
1.7 -2.8 0.00 0.0
April 5
2.2 -6.1 0.00 0.0
April 6
4.4 -6.7 0.00 0.0
April 7
5.0 -5.0 0.00 0.0
April 8
0.6 -10.6 0.00 0.0
April 9
6.7 -3.9 n/a 0.0
April 10
4.4 -1.1 0.00 0.0
April 11
10.0 -3.3 0.00 0.0
April 12
14.4 -2.2 0.00 0.0
April 13
9.4 3.3 1.88 2.5
April 14
2.2 -1.7 0.25 2.5
April 15
5.0 -6.7 n/a n/a
April 16
6.7 -2.8 0.00 0.0
April 17
5.6 -3.3 0.00 0.0
April 18
13.3 -1.7 0.00 0.0
April 19
13.9 1.7 0.00 0.0
April 20
12.2 1.7 0.15 0.0
April 21
6.1 3.3 0.58 0.0
April 22
5.6 2.8 0.18 0.0
April 23
7.8 0.6 0.03 0.0
April 24
11.7 -1.1 0.30 0.0
April 25
8.3 -0.6 0.23 0.0
April 26
10.0 2.8 0.05 0.0
April 27
13.3 2.8 0.00 0.0
April 28
14.4 2.8 0.74 0.0
April 29
8.3 5.6 0.25 0.0
April 30
13.3 3.9 0.00 0.0
May 1971 Cornwall Weather
Day High (°C) Low (°C) Precip. (cm) Snow (cm)
May 1
13.9 3.9 0.00 0.0
May 2
12.2 5.6 0.28 0.0
May 3
9.4 4.4 1.22 0.0
May 4
7.2 3.9 0.94 0.0
May 5
16.7 5.0 0.00 0.0
May 6
17.8 5.0 0.00 0.0
May 7
18.9 3.9 0.00 0.0
May 8
18.9 5.6 0.20 0.0
May 9
18.9 8.3 0.00 0.0
May 10
23.9 7.2 0.00 0.0
May 11
25.0 9.4 0.00 0.0
May 12
21.1 12.2 0.36 0.0
May 13
12.2 4.4 0.00 0.0
May 14
11.7 5.6 0.00 0.0
May 15
22.2 2.2 0.00 0.0
May 16
25.0 13.9 0.33 0.0
May 17
21.1 11.7 0.00 0.0
May 18
26.1 11.1 0.00 0.0
May 19
30.6 15.6 0.00 0.0
May 20
23.3 18.3 0.86 0.0
May 21
17.8 11.7 0.00 0.0
May 22
16.7 8.3 0.00 0.0
May 23
13.9 2.2 0.00 0.0
May 24
16.1 3.3 0.00 0.0
May 25
22.2 10.6 1.52 0.0
May 26
13.3 10.6 0.76 0.0
May 27
11.1 8.3 0.43 0.0
May 28
20.6 7.8 0.00 0.0
May 29
24.4 7.2 0.00 0.0
May 30
25.6 8.3 0.00 0.0
May 31
17.8 8.3 0.00 0.0
June 1971 Cornwall Weather
Day High (°C) Low (°C) Precip. (cm) Snow (cm)
June 1
20.0 2.8 0.00 0.0
June 2
22.8 7.2 1.12 0.0
June 3
20.6 13.9 0.00 0.0
June 4
22.8 13.9 0.00 0.0
June 5
19.4 6.1 0.00 0.0
June 6
23.3 7.2 0.00 0.0
June 7
29.4 15.6 0.53 0.0
June 8
21.7 15.0 0.91 0.0
June 9
19.4 10.6 0.00 0.0
June 10
19.4 6.7 0.00 0.0
June 11
23.3 7.2 0.00 0.0
June 12
22.2 11.7 0.00 0.0
June 13
23.9 13.9 0.00 0.0
June 14
21.7 10.0 0.00 0.0
June 15
24.4 11.1 0.00 0.0
June 16
25.0 11.7 0.00 0.0
June 17
27.8 15.0 0.00 0.0
June 18
28.3 15.6 0.00 0.0
June 19
28.9 16.1 0.00 0.0
June 20
31.7 17.2 0.00 0.0
June 21
24.4 19.4 1.40 0.0
June 22
24.4 12.8 0.00 0.0
June 23
26.1 11.1 0.03 0.0
June 24
24.4 15.0 0.00 0.0
June 25
18.3 12.8 1.83 0.0
June 26
22.8 11.7 0.00 0.0
June 27
25.0 15.0 0.00 0.0
June 28
23.3 13.9 0.00 0.0
June 29
30.6 16.1 0.00 0.0
June 30
32.2 22.2 0.00 0.0
July 1971 Cornwall Weather
Day High (°C) Low (°C) Precip. (cm) Snow (cm)
July 1
27.2 23.3 0.48 0.0
July 2
23.3 15.6 0.00 0.0
July 3
23.3 14.4 0.00 0.0
July 4
26.7 11.1 0.00 0.0
July 5
30.0 15.6 0.05 0.0
July 6
26.7 18.3 1.04 0.0
July 7
27.2 16.1 0.00 0.0
July 8
27.2 13.9 0.00 0.0
July 9
28.9 21.1 0.00 0.0
July 10
27.8 15.6 0.00 0.0
July 11
23.3 12.8 0.00 0.0
July 12
25.0 10.6 0.00 0.0
July 13
22.8 13.3 0.91 0.0
July 14
22.8 15.6 0.28 0.0
July 15
26.1 14.4 0.00 0.0
July 16
26.1 13.3 0.00 0.0
July 17
23.3 14.4 1.65 0.0
July 18
22.2 12.8 0.00 0.0
July 19
21.1 13.9 0.00 0.0
July 20
21.7 12.2 0.00 0.0
July 21
27.2 13.3 0.00 0.0
July 22
28.9 13.9 0.00 0.0
July 23
30.0 20.0 0.00 0.0
July 24
24.4 19.4 0.03 0.0
July 25
27.8 16.1 0.00 0.0
July 26
32.2 17.2 1.47 0.0
July 27
22.8 16.7 0.00 0.0
July 28
25.6 11.1 0.81 0.0
July 29
20.6 17.2 1.04 0.0
July 30
25.0 13.9 0.08 0.0
July 31
20.6 16.1 0.23 0.0
August 1971 Cornwall Weather
Day High (°C) Low (°C) Precip. (cm) Snow (cm)
August 1
25.6 16.1 0.00 0.0
August 2
28.3 16.7 0.00 0.0
August 3
26.7 19.4 0.00 0.0
August 4
22.2 15.0 0.00 0.0
August 5
24.4 10.0 0.00 0.0
August 6
26.7 15.6 0.00 0.0
August 7
26.7 16.1 0.00 0.0
August 8
31.7 17.2 0.00 0.0
August 9
30.0 18.9 0.00 0.0
August 10
30.6 21.1 0.00 0.0
August 11
27.8 21.7 0.36 0.0
August 12
22.8 11.1 0.00 0.0
August 13
25.6 15.6 0.00 0.0
August 14
30.6 15.6 0.20 0.0
August 15
19.4 13.3 0.00 0.0
August 16
24.4 8.3 0.00 0.0
August 17
28.3 14.4 0.00 0.0
August 18
30.6 15.0 0.00 0.0
August 19
32.2 15.0 0.00 0.0
August 20
28.3 19.4 0.76 0.0
August 21
21.7 15.6 0.20 0.0
August 22
24.4 15.0 3.51 0.0
August 23
15.6 12.8 0.05 0.0
August 24
18.3 8.3 0.00 0.0
August 25
17.2 6.7 0.00 0.0
August 26
21.1 12.2 0.10 0.0
August 27
21.1 15.0 1.02 0.0
August 28
17.2 14.4 1.96 0.0
August 29
23.9 15.6 0.00 0.0
August 30
21.7 15.0 0.15 0.0
August 31
20.6 7.2 0.00 0.0
September 1971 Cornwall Weather
Day High (°C) Low (°C) Precip. (cm) Snow (cm)
September 1
23.3 8.9 0.00 0.0
September 2
25.0 11.1 0.00 0.0
September 3
27.2 18.9 0.00 0.0
September 4
27.8 20.6 0.00 0.0
September 5
27.2 21.7 0.00 0.0
September 6
26.1 16.7 0.00 0.0
September 7
27.8 18.3 0.00 0.0
September 8
28.9 20.0 0.00 0.0
September 9
23.3 19.4 0.00 0.0
September 10
25.0 11.1 0.00 0.0
September 11
25.0 14.4 3.23 0.0
September 12
20.0 17.2 0.61 0.0
September 13
18.3 16.7 1.04 0.0
September 14
22.2 16.7 0.33 0.0
September 15
25.6 17.8 0.00 0.0
September 16
27.2 11.7 0.00 0.0
September 17
17.2 13.9 0.00 0.0
September 18
20.0 11.7 0.00 0.0
September 19
20.0 14.4 1.50 0.0
September 20
22.2 14.4 0.71 0.0
September 21
17.8 13.9 0.00 0.0
September 22
20.6 7.8 0.00 0.0
September 23
18.9 9.4 0.18 0.0
September 24
14.4 7.8 0.00 0.0
September 25
17.8 7.2 0.00 0.0
September 26
18.9 8.3 0.00 0.0
September 27
16.1 5.6 0.00 0.0
September 28
18.3 12.2 0.15 0.0
September 29
23.9 16.7 0.00 0.0
September 30
20.6 10.6 0.00 0.0
October 1971 Cornwall Weather
Day High (°C) Low (°C) Precip. (cm) Snow (cm)
October 1
25.0 8.9 0.00 0.0
October 2
23.9 16.1 0.00 0.0
October 3
16.1 7.8 0.00 0.0
October 4
22.8 8.3 0.41 0.0
October 5
19.4 12.2 0.00 0.0
October 6
15.6 11.1 0.43 0.0
October 7
8.3 5.6 0.05 0.0
October 8
13.9 5.0 0.00 0.0
October 9
13.9 7.8 0.56 0.0
October 10
15.0 10.6 0.74 0.0
October 11
13.9 6.7 0.43 0.0
October 12
11.7 6.1 0.00 0.0
October 13
13.9 -1.1 0.33 0.0
October 14
20.6 9.4 0.00 0.0
October 15
20.6 10.0 0.00 0.0
October 16
16.7 8.3 0.00 0.0
October 17
12.2 8.3 0.00 0.0
October 18
19.4 4.4 0.00 0.0
October 19
15.0 6.7 0.00 0.0
October 20
19.4 3.3 0.00 0.0
October 21
20.0 6.7 0.00 0.0
October 22
19.4 6.7 0.00 0.0
October 23
14.4 10.0 0.00 0.0
October 24
15.0 3.9 0.46 0.0
October 25
13.9 9.4 0.13 0.0
October 26
14.4 11.1 0.00 0.0
October 27
18.9 12.2 0.00 0.0
October 28
22.2 11.1 0.00 0.0
October 29
18.9 7.2 0.00 0.0
October 30
12.2 6.1 0.00 0.0
October 31
20.0 1.1 0.00 0.0
November 1971 Cornwall Weather
Day High (°C) Low (°C) Precip. (cm) Snow (cm)
November 1
13.3 8.9 0.00 0.0
November 2
22.8 4.4 0.00 0.0
November 3
18.9 8.3 0.00 0.0
November 4
8.3 1.7 0.38 0.0
November 5
8.3 -1.7 0.00 0.0
November 6
16.1 3.3 0.58 0.0
November 7
3.3 0.0 0.00 0.0
November 8
-1.7 -6.1 0.00 0.0
November 9
-1.1 -10.0 0.00 0.0
November 10
5.6 -3.9 1.35 10.2
November 11
-0.6 -2.2 0.00 0.0
November 12
0.6 -1.7 0.20 2.0
November 13
-1.1 -3.9 0.00 0.0
November 14
-1.1 -11.7 0.00 0.0
November 15
0.6 -6.1 n/a n/a
November 16
2.2 -4.4 0.00 0.0
November 17
5.0 -2.2 n/a 0.0
November 18
15.0 1.7 n/a 0.0
November 19
16.7 2.2 n/a 0.0
November 20
6.7 -0.6 0.00 0.0
November 21
4.4 1.1 0.25 2.5
November 22
-1.1 -3.3 0.00 0.0
November 23
-5.6 -9.4 0.00 0.0
November 24
0.0 -9.4 0.15 1.5
November 25
0.0 -2.8 0.00 0.0
November 26
0.0 -3.3 0.00 0.0
November 27
1.7 -3.9 0.08 0.8
November 28
1.1 0.0 0.00 0.0
November 29
0.6 -1.1 1.27 12.7
November 30
-2.2 -3.9 0.20 2.0
December 1971 Cornwall Weather
Day High (°C) Low (°C) Precip. (cm) Snow (cm)
December 1
-6.7 -11.1 0.00 0.0
December 2
-1.1 -13.9 0.05 0.5
December 3
2.2 -6.1 0.00 0.0
December 4
-2.8 -12.2 0.00 0.0
December 5
-6.7 -15.0 0.00 0.0
December 6
0.6 -10.0 0.51 5.1
December 7
0.6 -2.2 0.00 0.0
December 8
-0.6 -3.9 n/a 0.0
December 9
2.2 -3.3 n/a 0.0
December 10
11.7 0.0 n/a 0.0
December 11
11.7 1.1 0.00 0.0
December 12
7.8 1.7 0.00 0.0
December 13
2.2 -0.6 0.00 0.0
December 14
-3.3 -6.1 0.00 0.0
December 15
8.9 -5.6 1.27 12.7
December 16
7.8 0.0 0.00 0.0
December 17
-0.6 -7.8 0.25 2.5
December 18
-10.0 -13.3 0.00 0.0
December 19
-7.8 -20.0 0.51 5.1
December 20
-1.7 -11.1 0.23 2.3
December 21
3.9 -3.9 0.00 0.0
December 22
-13.3 -15.6 0.00 0.0
December 23
-4.4 -15.6 0.08 0.8
December 24
5.6 -10.0 n/a 0.8
December 25
-7.2 -14.4 0.08 0.8
December 26
0.0 -12.8 0.00 0.0
December 27
-7.8 -16.1 0.18 1.8
December 28
-5.6 -13.3 0.00 0.0
December 29
1.1 -11.7 0.00 0.0
December 30
-12.2 -17.8 2.29 22.9
December 31
-13.3 -17.8 0.00 0.0
Weather Station Details
Years Station Coordinates
1950–2024 Cornwall location
1867–1887 Cornwall location