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Cornwall Weather in 2001

Historical record of Cornwall, Ontario weather for the year 2001 based on NOAA data.
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Year:
2001 Cornwall Weather Extremes
Highest temperature 36.5 °C August 8
Lowest temperature -21.0 °C February 4
Highest daily low 26.0 °C August 10
Lowest daily high -13.0 °C February 11
Most daily precipitation 5.6 cm September 24
Most daily snow 26.5 cm March 22
Total annual precipitation 81.7 cm -
Total annual snow 185.2 cm -
What was the hottest temperature in Cornwall in 2001?
The highest temperature recorded in Cornwall, Ontario in 2001 was 36.5 °C which happened on August 8.
Highest Temperatures: All-Time By Year
Highest Temperatures in Cornwall in 2001
Rank Temperature Date
1 36.5 °C Aug 8
2 35.0 °C Aug 9
3 34.5 °C Aug 7
4 34.0 °C Jul 23
4 34.0 °C Jun 15
6 33.5 °C Aug 6
6 33.5 °C Jun 14
8 33.0 °C Sep 9
8 33.0 °C Aug 5
8 33.0 °C Aug 1
8 33.0 °C Jul 24
What was the coldest temperature in Cornwall in 2001?
The lowest temperature recorded in Cornwall, Ontario in 2001 was -21.0 °C which happened 2 different times.
Lowest Temperatures: All-Time By Year
Lowest Temperatures in Cornwall in 2001
Rank Temperature Date
1 -21.0 °C February 4
1 -21.0 °C January 21
3 -20.0 °C February 22
3 -20.0 °C January 20
3 -20.0 °C January 18
6 -19.0 °C February 18
7 -18.5 °C February 12
8 -18.0 °C February 11
8 -18.0 °C January 10
10 -17.5 °C March 1
10 -17.5 °C February 16
January 2001 Cornwall Weather
Day High (°C) Low (°C) Precip. (cm) Snow (cm)
January 1
 -9.0 -11.0 0.00 n/a
January 2
 -5.0 -15.0 0.04 0.4
January 3
 -1.0 -11.0 0.24 2.4
January 4
 -4.5 -7.0 0.00 0.0
January 5
 -5.0 -13.0 0.26 2.6
January 6
 -3.0 -6.0 0.08 0.8
January 7
 -3.5 -10.0 0.00 0.0
January 8
 -4.0 -6.0 0.36 3.6
January 9
 -9.5 -16.0 0.32 3.2
January 10
 0.0 -18.0 0.00 0.0
January 11
 1.0 -12.0 0.05 0.5
January 12
 -6.0 -14.0 0.00 0.0
January 13
 1.0 -15.0 0.00 0.0
January 14
 2.0 -4.0 0.00 0.0
January 15
 -4.0 -10.0 0.61 6.1
January 16
 -2.0 -8.0 0.38 3.8
January 17
 -8.0 -11.5 0.05 0.5
January 18
 0.0 -20.0 0.00 0.0
January 19
 0.0 -8.0 0.00 0.0
January 20
 -11.0 -20.0 0.00 0.0
January 21
 -6.0 -21.0 0.00 0.0
January 22
 -2.0 -14.0 0.00 0.0
January 23
 1.0 -7.0 0.00 0.0
January 24
 3.0 -0.5 0.12 1.2
January 25
 -6.0 -10.0 0.10 1.0
January 26
 1.0 -12.0 0.00 0.0
January 27
 -3.0 -8.0 0.10 1.0
January 28
 -7.0 -13.0 0.00 0.0
January 29
 1.0 -14.0 0.00 0.0
January 30
 -3.0 -9.0 1.40 10.0
January 31
 -2.5 -7.0 0.36 3.6
February 2001 Cornwall Weather
Day High (°C) Low (°C) Precip. (cm) Snow (cm)
February 1
 -2.0 -9.0 0.16 1.6
February 2
 2.5 -6.0 0.15 1.5
February 3
 -10.0 -16.0 0.00 0.0
February 4
 -6.5 -21.0 0.15 1.5
February 5
 -4.0 -11.0 0.25 2.5
February 6
 2.0 -6.0 0.05 0.5
February 7
 0.5 -6.5 0.00 0.0
February 8
 -2.5 -12.0 0.00 0.0
February 9
 10.5 -8.0 1.47 0.0
February 10
 3.0 -10.0 0.12 1.2
February 11
 -13.0 -18.0 0.00 0.0
February 12
 -9.0 -18.5 0.00 0.0
February 13
 2.0 -13.0 0.00 0.0
February 14
 1.0 -9.0 1.22 12.2
February 15
 -3.0 -7.0 0.00 0.0
February 16
 -2.5 -17.5 0.05 0.5
February 17
 -3.5 -13.0 0.06 0.6
February 18
 -4.0 -19.0 0.00 0.0
February 19
 3.5 -9.0 0.24 2.4
February 20
 5.5 -0.5 0.00 0.0
February 21
 -7.0 -13.5 0.00 0.0
February 22
 -12.0 -20.0 0.12 1.2
February 23
 0.0 -15.0 0.30 3.0
February 24
 -7.0 -16.5 0.19 1.9
February 25
 8.0 -12.0 1.38 0.0
February 26
 2.0 -2.5 0.00 0.0
February 27
 -1.0 -6.0 0.00 0.0
February 28
 -7.0 -15.0 0.00 0.0
March 2001 Cornwall Weather
Day High (°C) Low (°C) Precip. (cm) Snow (cm)
March 1
 -7.0 -17.5 0.00 0.0
March 2
 -6.0 -16.0 0.00 0.0
March 3
 -6.5 -13.0 0.00 0.0
March 4
 -3.0 -17.0 0.00 0.0
March 5
 -2.0 -8.5 1.42 14.2
March 6
 0.5 -4.5 0.14 1.4
March 7
 2.0 -9.0 0.00 0.0
March 8
 3.0 -9.0 0.07 0.7
March 9
 3.0 -2.5 0.39 3.9
March 10
 4.0 -2.0 0.00 0.0
March 11
 2.5 -2.5 0.28 2.8
March 12
 -4.0 -13.5 0.48 4.8
March 13
 2.5 -7.0 0.36 3.6
March 14
 3.0 0.5 0.14 1.4
March 15
 6.0 0.5 0.00 0.0
March 16
 0.0 -5.0 0.00 0.0
March 17
 1.5 -6.5 0.00 0.0
March 18
 5.0 -5.0 0.00 0.0
March 19
 7.0 -4.0 0.00 0.0
March 20
 10.0 -2.0 0.00 0.0
March 21
 7.0 -3.0 0.70 7.0
March 22
 1.5 1.0 2.65 26.5
March 23
 2.0 0.0 0.90 5.0
March 24
 4.0 -1.0 0.00 0.0
March 25
 0.0 -5.0 0.00 0.0
March 26
 0.0 -7.5 0.00 0.0
March 27
 n/a -6.0 0.00 0.0
March 28
 7.0 -5.0 0.00 0.0
March 29
 4.0 -4.0 0.00 0.0
March 30
 3.0 -1.5 0.76 7.6
March 31
 3.0 -0.5 0.15 1.5
April 2001 Cornwall Weather
Day High (°C) Low (°C) Precip. (cm) Snow (cm)
April 1
 2.5 -2.0 0.05 0.5
April 2
 6.5 -3.5 0.00 0.0
April 3
 7.5 -0.5 0.00 0.0
April 4
 10.5 -1.0 0.00 0.0
April 5
 11.5 -1.0 0.00 0.0
April 6
 4.0 2.0 0.10 0.0
April 7
 6.0 0.5 1.04 0.0
April 8
 19.0 2.0 0.00 0.0
April 9
 10.0 4.0 0.00 0.0
April 10
 11.0 3.0 0.00 0.0
April 11
 13.0 1.5 0.16 0.0
April 12
 13.5 5.0 0.03 0.0
April 13
 11.0 8.0 0.00 0.0
April 14
 12.0 0.5 0.00 0.0
April 15
 13.0 0.0 0.00 0.0
April 16
 12.5 0.0 0.00 0.0
April 17
 11.0 1.0 0.00 0.0
April 18
 7.0 -2.0 0.00 0.0
April 19
 10.0 -2.0 0.00 0.0
April 20
 18.0 1.0 0.00 0.0
April 21
 21.5 7.0 0.15 0.0
April 22
 18.0 14.0 0.00 0.0
April 23
 22.5 3.5 0.00 0.0
April 24
 21.0 12.0 0.04 0.0
April 25
 14.5 1.0 0.00 0.0
April 26
 18.5 4.0 0.00 0.0
April 27
 19.0 7.5 0.00 0.0
April 28
 11.0 0.0 0.00 0.0
April 29
 17.0 0.0 0.00 0.0
April 30
 23.0 7.0 0.00 0.0
May 2001 Cornwall Weather
Day High (°C) Low (°C) Precip. (cm) Snow (cm)
May 1
 29.0 12.0 0.00 0.0
May 2
 29.5 12.5 0.00 0.0
May 3
 30.0 18.0 0.00 0.0
May 4
 23.5 17.0 0.28 0.0
May 5
 17.0 8.0 0.00 0.0
May 6
 19.5 3.0 0.00 0.0
May 7
 24.5 5.0 0.00 0.0
May 8
 25.5 10.0 0.04 0.0
May 9
 25.0 12.5 0.00 0.0
May 10
 25.5 10.5 0.00 0.0
May 11
 28.5 13.0 0.04 0.0
May 12
 16.5 n/a 1.76 0.0
May 13
 18.0 3.0 0.04 0.0
May 14
 17.5 5.0 0.08 0.0
May 15
 20.0 4.0 0.00 0.0
May 16
 22.0 11.0 0.00 0.0
May 17
 19.5 8.0 0.04 0.0
May 18
 18.0 12.5 0.93 0.0
May 19
 19.5 12.0 0.02 0.0
May 20
 24.0 7.5 0.00 0.0
May 21
 27.0 15.0 0.00 0.0
May 22
 19.5 14.5 0.44 0.0
May 23
 16.5 12.5 1.17 0.0
May 24
 18.5 11.5 0.76 0.0
May 25
 25.0 11.0 0.00 0.0
May 26
 21.0 14.0 0.32 0.0
May 27
 23.5 15.0 0.34 0.0
May 28
 20.5 11.0 0.34 0.0
May 29
 13.5 9.5 0.12 0.0
May 30
 9.0 4.0 0.74 0.0
May 31
 17.0 4.0 0.00 0.0
June 2001 Cornwall Weather
Day High (°C) Low (°C) Precip. (cm) Snow (cm)
June 1
 20.5 5.0 1.12 0.0
June 2
 17.5 12.5 0.00 0.0
June 3
 16.0 13.5 1.64 0.0
June 4
 17.5 10.5 0.16 0.0
June 5
 19.0 11.5 0.00 0.0
June 6
 21.0 12.0 0.00 0.0
June 7
 24.0 10.0 0.00 0.0
June 8
 24.0 9.0 0.00 0.0
June 9
 26.0 10.0 0.00 0.0
June 10
 27.0 12.5 0.00 0.0
June 11
 22.5 14.0 0.00 0.0
June 12
 25.0 12.5 0.00 0.0
June 13
 29.5 14.5 0.00 0.0
June 14
 33.5 18.0 0.00 0.0
June 15
 34.0 20.0 0.00 0.0
June 16
 32.0 22.0 0.18 0.0
June 17
 27.0 18.0 0.00 0.0
June 18
 26.5 15.5 0.00 0.0
June 19
 32.5 18.0 0.30 0.0
June 20
 22.5 16.5 0.02 0.0
June 21
 29.0 13.0 0.30 0.0
June 22
 27.0 15.5 1.12 0.0
June 23
 19.5 15.0 1.00 0.0
June 24
 25.0 15.0 0.00 0.0
June 25
 30.0 15.5 0.00 0.0
June 26
 30.0 17.0 0.00 0.0
June 27
 31.5 18.0 0.00 0.0
June 28
 27.5 19.0 0.00 0.0
June 29
 29.0 15.0 0.04 0.0
June 30
 30.5 n/a 0.98 0.0
July 2001 Cornwall Weather
Day High (°C) Low (°C) Precip. (cm) Snow (cm)
July 1
 25.0 17.0 0.32 0.0
July 2
 21.0 9.0 0.00 0.0
July 3
 21.0 13.0 0.00 0.0
July 4
 26.5 14.5 0.07 0.0
July 5
 24.0 16.0 0.00 0.0
July 6
 21.0 10.5 0.00 0.0
July 7
 27.0 14.0 0.41 0.0
July 8
 25.5 17.0 0.00 0.0
July 9
 30.0 17.5 1.48 0.0
July 10
 26.0 16.5 0.92 0.0
July 11
 22.0 14.0 0.78 0.0
July 12
 19.0 12.5 0.50 0.0
July 13
 22.0 15.5 0.00 0.0
July 14
 22.5 15.5 0.04 0.0
July 15
 25.0 15.5 0.00 0.0
July 16
 28.0 14.0 0.10 0.0
July 17
 26.5 17.0 0.00 0.0
July 18
 27.0 14.0 0.00 0.0
July 19
 29.0 15.0 0.00 0.0
July 20
 30.0 16.0 0.00 0.0
July 21
 32.0 18.0 0.06 0.0
July 22
 31.5 20.5 0.06 0.0
July 23
 34.0 21.0 0.00 0.0
July 24
 33.0 26.0 0.00 0.0
July 25
 26.5 19.5 0.00 0.0
July 26
 22.5 12.0 0.00 0.0
July 27
 24.5 9.5 0.00 0.0
July 28
 26.0 11.0 0.00 0.0
July 29
 29.0 13.5 0.62 0.0
July 30
 27.0 18.0 0.08 0.0
July 31
 30.0 16.0 0.00 0.0
August 2001 Cornwall Weather
Day High (°C) Low (°C) Precip. (cm) Snow (cm)
August 1
 33.0 16.5 0.00 0.0
August 2
 32.0 18.5 1.72 0.0
August 3
 30.5 21.0 0.00 0.0
August 4
 30.5 18.0 0.00 0.0
August 5
 33.0 16.5 0.00 0.0
August 6
 33.5 20.5 0.00 0.0
August 7
 34.5 23.5 0.00 0.0
August 8
 36.5 21.0 0.00 0.0
August 9
 35.0 24.0 0.00 0.0
August 10
 31.0 26.0 0.00 0.0
August 11
 29.0 14.0 0.00 0.0
August 12
 30.0 18.0 0.00 0.0
August 13
 29.0 18.0 0.00 0.0
August 14
 28.0 12.0 0.00 0.0
August 15
 30.0 13.0 0.00 0.0
August 16
 32.0 15.5 0.76 0.0
August 17
 29.0 19.0 0.22 0.0
August 18
 28.5 19.0 0.00 0.0
August 19
 28.5 17.0 0.54 0.0
August 20
 26.0 18.0 0.64 0.0
August 21
 26.0 18.0 0.09 0.0
August 22
 29.0 18.0 0.00 0.0
August 23
 27.0 17.0 0.43 0.0
August 24
 24.0 13.0 0.00 0.0
August 25
 27.5 9.0 0.00 0.0
August 26
 29.5 16.0 2.26 0.0
August 27
 27.5 17.0 0.00 0.0
August 28
 23.0 18.0 0.40 0.0
August 29
 20.5 10.0 0.00 0.0
August 30
 27.0 12.0 0.00 0.0
August 31
 28.0 18.5 0.30 0.0
September 2001 Cornwall Weather
Day High (°C) Low (°C) Precip. (cm) Snow (cm)
September 1
 19.5 11.5 0.00 0.0
September 2
 n/a 6.5 0.00 0.0
September 3
 27.5 13.0 0.00 0.0
September 4
 25.0 18.0 0.14 0.0
September 5
 22.0 8.0 0.00 0.0
September 6
 25.5 10.5 0.00 0.0
September 7
 31.0 14.0 0.00 0.0
September 8
 32.0 21.0 0.28 0.0
September 9
 33.0 22.0 0.00 0.0
September 10
 27.5 20.0 0.05 0.0
September 11
 23.5 13.5 0.00 0.0
September 12
 25.5 12.0 0.58 0.0
September 13
 20.0 14.0 0.00 0.0
September 14
 18.5 7.0 0.00 0.0
September 15
 20.0 6.0 0.00 0.0
September 16
 22.5 8.5 0.00 0.0
September 17
 24.0 10.5 0.00 0.0
September 18
 23.0 10.5 0.00 0.0
September 19
 25.0 12.5 0.02 0.0
September 20
 23.0 17.0 0.58 0.0
September 21
 25.5 16.5 0.20 0.0
September 22
 22.5 14.5 0.26 0.0
September 23
 23.5 15.0 0.00 0.0
September 24
 27.0 12.0 5.56 0.0
September 25
 21.0 16.0 0.30 0.0
September 26
 15.5 8.5 0.00 0.0
September 27
 15.0 8.0 0.00 0.0
September 28
 14.0 9.0 0.10 0.0
September 29
 18.0 4.0 0.00 0.0
September 30
 19.5 3.0 0.00 0.0
October 2001 Cornwall Weather
Day High (°C) Low (°C) Precip. (cm) Snow (cm)
October 1
 21.0 7.0 0.00 0.0
October 2
 21.5 12.0 0.00 0.0
October 3
 26.0 12.0 0.00 0.0
October 4
 23.0 19.0 0.22 0.0
October 5
 12.5 10.5 3.24 0.0
October 6
 12.0 6.0 0.66 0.0
October 7
 10.5 4.0 0.05 0.0
October 8
 10.5 0.5 0.00 0.0
October 9
 14.5 1.5 0.00 0.0
October 10
 22.5 11.5 0.00 0.0
October 11
 24.0 12.5 0.06 0.0
October 12
 17.0 12.5 0.52 0.0
October 13
 23.5 12.0 0.02 0.0
October 14
 27.0 12.0 0.26 0.0
October 15
 17.0 12.5 0.00 0.0
October 16
 21.0 8.0 0.78 0.0
October 17
 10.5 4.0 0.44 0.0
October 18
 9.0 2.0 0.00 0.0
October 19
 17.0 4.0 0.00 0.0
October 20
 17.0 11.0 0.10 0.0
October 21
 16.0 10.0 1.23 0.0
October 22
 13.5 5.5 0.00 0.0
October 23
 19.0 3.5 0.42 0.0
October 24
 19.0 14.0 1.00 0.0
October 25
 19.0 10.0 0.18 0.0
October 26
 6.5 3.5 0.58 0.0
October 27
 6.5 3.5 0.00 0.0
October 28
 7.0 0.0 0.00 0.0
October 29
 13.0 1.0 0.00 0.0
October 30
 6.5 0.0 0.00 0.0
October 31
 6.5 -3.5 0.74 0.0
November 2001 Cornwall Weather
Day High (°C) Low (°C) Precip. (cm) Snow (cm)
November 1
 21.0 3.0 0.30 0.0
November 2
 18.5 13.0 1.04 0.0
November 3
 13.0 8.0 0.18 0.0
November 4
 11.5 6.0 0.18 0.0
November 5
 7.0 1.0 0.46 0.0
November 6
 9.0 0.0 0.10 0.0
November 7
 11.5 5.5 0.00 0.0
November 8
 12.0 -2.5 0.66 0.0
November 9
 4.0 1.0 0.00 0.0
November 10
 8.0 0.0 0.30 0.0
November 11
 3.0 -1.0 0.00 0.0
November 12
 3.0 -2.0 0.00 0.0
November 13
 10.5 -4.5 0.26 0.0
November 14
 11.0 5.0 0.00 0.0
November 15
 14.5 7.0 0.04 0.0
November 16
 13.0 4.5 0.00 0.0
November 17
 5.0 -4.0 0.00 0.0
November 18
 14.0 -1.0 0.00 0.0
November 19
 18.5 5.5 0.60 0.0
November 20
 4.5 0.0 0.00 0.0
November 21
 9.0 -2.0 0.00 0.0
November 22
 9.0 5.0 0.00 0.0
November 23
 9.0 1.5 0.00 0.0
November 24
 18.0 0.5 0.06 0.0
November 25
 19.5 11.5 0.62 0.0
November 26
 11.0 9.0 0.00 0.0
November 27
 4.0 1.0 0.18 0.0
November 28
 1.5 -0.5 0.50 5.0
November 29
 1.0 -3.0 2.40 0.0
November 30
 10.0 0.0 0.62 0.0
December 2001 Cornwall Weather
Day High (°C) Low (°C) Precip. (cm) Snow (cm)
December 1
 12.0 2.0 0.00 0.0
December 2
 8.5 n/a 0.00 0.0
December 3
 10.0 1.0 0.03 0.0
December 4
 11.0 3.0 0.50 0.0
December 5
 20.0 5.0 0.54 0.0
December 6
 n/a 9.0 1.20 0.0
December 7
 6.5 2.5 0.00 0.0
December 8
 0.5 -5.5 0.00 0.0
December 9
 3.0 -3.0 0.00 0.0
December 10
 7.5 -2.0 0.00 0.0
December 11
 7.5 0.5 0.00 0.0
December 12
 4.0 -1.5 0.90 0.0
December 13
 12.0 1.0 0.36 0.0
December 14
 n/a n/a 1.00 10.0
December 15
 -1.0 -5.5 0.00 0.0
December 16
 -2.5 -10.0 0.00 0.0
December 17
 -2.0 -7.0 0.86 8.6
December 18
 2.5 -4.0 0.00 0.0
December 19
 3.5 0.5 0.02 0.0
December 20
 3.0 0.5 0.66 1.6
December 21
 -1.0 -3.0 0.00 0.0
December 22
 n/a -10.0 0.00 0.0
December 23
 2.0 -10.0 0.28 0.0
December 24
 3.0 -3.0 0.16 1.6
December 25
 1.5 -3.0 0.00 0.0
December 26
 -1.0 -3.0 0.10 1.0
December 27
 -3.0 -7.0 0.22 2.2
December 28
 -0.5 -9.0 0.15 1.5
December 29
 -2.0 -7.0 0.06 0.6
December 30
 -1.0 -7.0 0.09 0.9
December 31
 -2.0 -5.0 0.00 0.0
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