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St. Catharines Weather in 1981

Historical record of St. Catharines, Ontario weather for the year 1981 based on NOAA data.
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1981 St. Catharines Weather Extremes
Highest temperature 34.0 °C July 8
Lowest temperature -23.0 °C January 4
Highest daily low 24.5 °C July 9
Lowest daily high -14.0 °C January 11
Most daily precipitation 2.8 cm July 28
Most daily snow 15.0 cm December 10
Total annual precipitation 71.4 cm -
Total annual snow 56.0 cm -
What was the hottest temperature in St. Catharines in 1981?
The highest temperature recorded in St. Catharines, Ontario in 1981 was 34.0 °C which happened 2 different times.
Highest Temperatures: All-Time By Year
Highest Temperatures in St. Catharines in 1981
Rank Temperature Date
1 34.0 °C Jul 8
1 34.0 °C Jun 15
3 33.0 °C Jul 9
3 33.0 °C Jul 7
5 32.0 °C Jul 13
5 32.0 °C Jul 11
5 32.0 °C Jun 16
8 31.0 °C Jul 19
9 30.0 °C Jul 12
9 30.0 °C Jul 6
9 30.0 °C Jun 30
9 30.0 °C Jun 29
What was the coldest temperature in St. Catharines in 1981?
The lowest temperature recorded in St. Catharines, Ontario in 1981 was -23.0 °C which happened on Jan 4.
Lowest Temperatures: All-Time By Year
Lowest Temperatures in St. Catharines in 1981
Rank Temperature Date
1 -23.0 °C January 4
2 -22.0 °C January 12
3 -18.0 °C February 5
3 -18.0 °C January 11
3 -18.0 °C January 8
6 -17.0 °C January 3
7 -16.0 °C February 6
7 -16.0 °C January 18
7 -16.0 °C January 17
7 -16.0 °C January 2
January 1981 St. Catharines Weather
Day High (°C) Low (°C) Precip. (cm) Snow (cm)
January 1
 -2.0 -11.0 n/a n/a
January 2
 -7.0 -16.0 0.00 0.0
January 3
 -11.0 -17.0 0.00 0.0
January 4
 -8.0 -23.0 0.00 0.0
January 5
 -5.0 -14.0 0.00 0.0
January 6
 -2.0 -12.0 0.00 0.0
January 7
 -6.0 -12.0 n/a n/a
January 8
 -9.0 -18.0 0.00 0.0
January 9
 -6.0 -12.0 0.00 0.0
January 10
 -10.0 -13.0 0.00 0.0
January 11
 -14.0 -18.0 n/a n/a
January 12
 -8.0 -22.0 0.00 0.0
January 13
 -7.0 -13.0 0.00 0.0
January 14
 -4.0 -8.0 0.00 0.0
January 15
 -3.5 n/a 0.00 0.0
January 16
 -4.0 -12.5 n/a n/a
January 17
 n/a -16.0 0.00 0.0
January 18
 -2.0 -16.0 0.00 0.0
January 19
 0.0 -12.0 0.00 0.0
January 20
 0.0 -7.0 0.00 0.0
January 21
 -0.5 -13.0 0.00 0.0
January 22
 0.5 -8.0 0.00 0.0
January 23
 1.0 -1.5 n/a n/a
January 24
 0.5 n/a 0.00 0.0
January 25
 9.0 -6.0 0.00 0.0
January 26
 9.0 1.0 0.00 0.0
January 27
 2.0 0.0 0.00 0.0
January 28
 -4.0 -5.0 n/a n/a
January 29
 -4.0 -6.0 0.00 0.0
January 30
 -5.0 -14.0 0.00 0.0
January 31
 0.0 -12.0 0.00 0.0
February 1981 St. Catharines Weather
Day High (°C) Low (°C) Precip. (cm) Snow (cm)
February 1
 4.0 -12.0 0.44 0.0
February 2
 0.0 -7.0 n/a n/a
February 3
 -10.5 -13.0 0.00 0.0
February 4
 -10.0 -14.0 0.00 0.0
February 5
 -6.0 -18.0 0.00 0.0
February 6
 2.0 -16.0 n/a n/a
February 7
 4.0 -12.0 0.00 0.0
February 8
 4.0 -8.0 n/a n/a
February 9
 -3.0 -8.0 0.00 0.0
February 10
 11.0 -6.0 n/a n/a
February 11
 11.0 -7.0 n/a n/a
February 12
 -10.0 -15.0 0.00 0.0
February 13
 0.0 -14.0 0.00 0.0
February 14
 2.0 -9.0 0.00 0.0
February 15
 9.0 -5.0 0.00 0.0
February 16
 10.0 0.0 0.20 0.0
February 17
 10.0 0.0 0.00 0.0
February 18
 14.0 6.0 0.40 0.0
February 19
 10.0 7.0 1.48 0.0
February 20
 5.0 2.0 1.18 0.0
February 21
 6.5 3.0 0.00 0.0
February 22
 14.5 3.0 0.19 0.0
February 23
 15.0 5.0 0.60 0.0
February 24
 9.0 2.5 n/a n/a
February 25
 5.0 -1.0 0.00 0.0
February 26
 4.0 -1.0 0.00 0.0
February 27
 7.0 -2.0 0.00 0.0
February 28
 10.0 3.0 0.00 0.0
March 1981 St. Catharines Weather
Day High (°C) Low (°C) Precip. (cm) Snow (cm)
March 1
 5.0 2.0 0.00 0.0
March 2
 1.8 -1.5 0.00 0.0
March 3
 2.0 n/a 0.00 0.0
March 4
 3.5 -5.5 0.00 0.0
March 5
 1.0 -2.0 0.00 0.0
March 6
 1.0 -2.0 0.00 0.0
March 7
 3.0 -3.0 0.00 0.0
March 8
 5.0 1.5 0.00 0.0
March 9
 5.0 0.5 0.00 0.0
March 10
 5.0 0.5 0.10 0.0
March 11
 4.0 -1.0 0.00 0.0
March 12
 9.0 -3.0 0.00 0.0
March 13
 8.5 -2.0 0.00 0.0
March 14
 4.0 -7.0 0.00 0.0
March 15
 11.0 -1.0 0.02 0.0
March 16
 -1.0 -9.0 0.70 7.0
March 17
 -3.0 -11.0 0.00 0.0
March 18
 2.0 -13.0 0.20 2.0
March 19
 3.5 -8.5 0.30 3.0
March 20
 0.0 -7.0 0.00 0.0
March 21
 4.0 -7.0 0.00 0.0
March 22
 8.0 -4.0 0.00 0.0
March 23
 7.0 0.0 0.00 0.0
March 24
 8.5 -1.0 0.00 0.0
March 25
 10.0 0.0 0.00 0.0
March 26
 11.0 -1.0 n/a 0.0
March 27
 11.0 2.0 0.00 0.0
March 28
 15.5 -2.0 0.00 0.0
March 29
 21.0 9.0 0.50 0.0
March 30
 17.0 12.0 0.14 0.0
March 31
 16.5 8.0 0.00 0.0
April 1981 St. Catharines Weather
Day High (°C) Low (°C) Precip. (cm) Snow (cm)
April 1
 19.0 4.5 0.00 0.0
April 2
 16.0 5.0 0.00 0.0
April 3
 23.5 6.0 0.00 0.0
April 4
 24.5 13.5 0.50 0.0
April 5
 9.0 3.5 0.00 0.0
April 6
 9.0 0.0 0.00 0.0
April 7
 15.0 1.0 0.00 0.0
April 8
 22.0 6.5 0.03 0.0
April 9
 14.0 7.0 0.20 0.0
April 10
 19.0 5.0 0.20 0.0
April 11
 18.0 3.0 0.03 0.0
April 12
 7.0 n/a 0.06 0.0
April 13
 13.0 3.0 1.00 0.0
April 14
 13.5 4.0 0.93 0.0
April 15
 7.5 -1.0 0.00 0.0
April 16
 15.5 0.0 0.55 0.0
April 17
 18.5 6.0 1.16 0.0
April 18
 19.0 0.0 0.04 0.0
April 19
 9.5 1.0 0.10 0.0
April 20
 4.0 -1.0 0.05 0.0
April 21
 5.5 -2.0 0.05 0.0
April 22
 9.0 -1.0 0.60 0.0
April 23
 10.0 3.0 0.92 0.0
April 24
 9.0 3.0 0.32 0.0
April 25
 7.0 3.5 0.00 0.0
April 26
 14.0 1.0 0.00 0.0
April 27
 17.5 4.0 0.00 0.0
April 28
 16.0 8.0 0.32 0.0
April 29
 13.0 5.0 0.03 0.0
April 30
 15.0 3.5 0.00 0.0
May 1981 St. Catharines Weather
Day High (°C) Low (°C) Precip. (cm) Snow (cm)
May 1
 12.0 3.0 0.00 0.0
May 2
 12.5 4.0 0.00 0.0
May 3
 15.0 2.0 0.00 0.0
May 4
 20.0 4.0 0.00 0.0
May 5
 25.5 7.0 1.58 0.0
May 6
 17.5 5.0 0.00 0.0
May 7
 15.0 4.0 0.00 0.0
May 8
 16.3 3.0 0.00 0.0
May 9
 19.0 6.0 0.10 0.0
May 10
 17.0 9.5 2.20 0.0
May 11
 11.5 6.0 2.20 0.0
May 12
 11.0 7.0 0.00 0.0
May 13
 15.0 3.5 0.00 0.0
May 14
 15.0 3.5 0.15 0.0
May 15
 11.5 7.0 0.26 0.0
May 16
 16.0 8.5 0.00 0.0
May 17
 13.0 4.0 0.00 0.0
May 18
 14.0 3.0 0.00 0.0
May 19
 19.0 7.0 0.00 0.0
May 20
 23.0 5.0 0.00 0.0
May 21
 25.5 10.0 0.00 0.0
May 22
 25.5 12.0 0.00 0.0
May 23
 26.0 10.0 0.00 0.0
May 24
 27.5 12.0 0.00 0.0
May 25
 25.0 17.0 0.00 0.0
May 26
 25.5 14.5 0.00 0.0
May 27
 16.0 13.0 1.60 0.0
May 28
 18.0 12.0 0.08 0.0
May 29
 23.5 11.5 0.00 0.0
May 30
 23.0 14.5 0.53 0.0
May 31
 18.0 6.5 0.00 0.0
June 1981 St. Catharines Weather
Day High (°C) Low (°C) Precip. (cm) Snow (cm)
June 1
 18.5 6.0 0.00 0.0
June 2
 21.5 9.0 0.04 0.0
June 3
 23.0 14.0 0.72 0.0
June 4
 25.0 17.0 0.00 0.0
June 5
 27.0 14.0 0.00 0.0
June 6
 25.5 19.0 0.00 0.0
June 7
 21.0 6.0 0.00 0.0
June 8
 26.0 6.0 0.20 0.0
June 9
 23.0 11.5 0.00 0.0
June 10
 21.0 13.0 0.00 0.0
June 11
 25.0 11.0 0.00 0.0
June 12
 25.0 15.5 0.14 0.0
June 13
 22.0 14.0 0.00 0.0
June 14
 26.0 12.0 1.31 0.0
June 15
 34.0 21.5 0.00 0.0
June 16
 32.0 23.0 0.00 0.0
June 17
 28.0 16.0 0.00 0.0
June 18
 26.0 13.0 0.00 0.0
June 19
 23.0 18.0 0.00 0.0
June 20
 20.0 14.0 1.48 0.0
June 21
 25.0 14.0 2.40 0.0
June 22
 21.0 16.0 0.00 0.0
June 23
 23.0 13.0 0.00 0.0
June 24
 25.5 13.0 0.00 0.0
June 25
 25.5 18.0 0.00 0.0
June 26
 21.0 5.0 0.00 0.0
June 27
 26.0 10.5 0.00 0.0
June 28
 27.0 12.0 0.00 0.0
June 29
 30.0 19.5 0.00 0.0
June 30
 30.0 21.0 0.80 0.0
July 1981 St. Catharines Weather
Day High (°C) Low (°C) Precip. (cm) Snow (cm)
July 1
 27.0 17.0 0.00 0.0
July 2
 27.5 19.0 0.38 0.0
July 3
 25.5 16.0 0.00 0.0
July 4
 26.0 20.0 0.00 0.0
July 5
 25.0 19.0 0.20 0.0
July 6
 30.0 19.0 0.00 0.0
July 7
 33.0 19.0 0.00 0.0
July 8
 34.0 19.0 0.00 0.0
July 9
 33.0 24.5 0.20 0.0
July 10
 29.5 16.0 0.00 0.0
July 11
 32.0 17.0 0.00 0.0
July 12
 30.0 20.0 0.00 0.0
July 13
 32.0 21.0 0.00 0.0
July 14
 28.0 19.0 0.00 0.0
July 15
 27.5 12.0 0.00 0.0
July 16
 28.0 15.0 0.00 0.0
July 17
 29.0 16.0 0.00 0.0
July 18
 29.5 18.0 1.32 0.0
July 19
 31.0 13.5 2.50 0.0
July 20
 24.0 19.5 1.00 0.0
July 21
 23.0 19.5 0.30 0.0
July 22
 21.0 15.0 0.00 0.0
July 23
 24.0 12.5 0.00 0.0
July 24
 24.5 11.0 0.00 0.0
July 25
 28.0 18.0 0.00 0.0
July 26
 24.5 15.0 0.03 0.0
July 27
 24.5 16.5 0.30 0.0
July 28
 19.0 14.5 2.80 0.0
July 29
 23.0 12.5 0.10 0.0
July 30
 28.0 12.5 0.00 0.0
July 31
 26.0 15.0 0.00 0.0
August 1981 St. Catharines Weather
Day High (°C) Low (°C) Precip. (cm) Snow (cm)
August 1
 29.0 11.0 0.00 0.0
August 2
 29.0 13.0 0.00 0.0
August 3
 26.0 13.5 0.00 0.0
August 4
 28.0 14.0 0.33 0.0
August 5
 27.0 19.0 0.00 0.0
August 6
 26.0 16.0 0.00 0.0
August 7
 27.0 18.0 0.00 0.0
August 8
 25.0 19.0 0.00 0.0
August 9
 26.0 12.5 0.00 0.0
August 10
 29.0 15.5 0.93 0.0
August 11
 26.0 11.0 0.97 0.0
August 12
 25.0 11.0 0.00 0.0
August 13
 28.0 19.0 0.00 0.0
August 14
 25.0 19.0 0.20 0.0
August 15
 24.0 19.0 0.40 0.0
August 16
 22.0 16.5 0.02 0.0
August 17
 23.0 14.5 0.00 0.0
August 18
 23.5 10.5 0.00 0.0
August 19
 23.5 8.5 0.00 0.0
August 20
 24.0 11.0 0.00 0.0
August 21
 25.0 13.0 0.00 0.0
August 22
 26.0 10.0 0.00 0.0
August 23
 27.0 18.0 0.20 0.0
August 24
 26.0 17.5 0.00 0.0
August 25
 24.0 11.5 0.00 0.0
August 26
 25.0 10.0 0.00 0.0
August 27
 21.0 17.0 0.10 0.0
August 28
 23.0 16.5 0.23 0.0
August 29
 29.0 18.0 0.90 0.0
August 30
 25.5 19.0 0.35 0.0
August 31
 27.0 19.5 0.00 0.0
September 1981 St. Catharines Weather
Day High (°C) Low (°C) Precip. (cm) Snow (cm)
September 1
 29.0 20.5 0.83 0.0
September 2
 27.0 20.5 0.00 0.0
September 3
 25.0 20.5 1.65 0.0
September 4
 24.5 19.0 n/a 0.0
September 5
 23.0 17.5 1.69 0.0
September 6
 21.0 18.0 0.00 0.0
September 7
 24.0 16.0 0.23 0.0
September 8
 23.5 17.0 1.00 0.0
September 9
 19.0 10.0 0.00 0.0
September 10
 n/a 11.0 0.00 0.0
September 11
 22.5 12.0 0.00 0.0
September 12
 25.0 19.0 0.00 0.0
September 13
 26.0 11.0 0.10 0.0
September 14
 27.0 20.0 0.00 0.0
September 15
 20.0 13.5 0.00 0.0
September 16
 19.0 11.0 1.42 0.0
September 17
 12.0 10.0 0.54 0.0
September 18
 16.5 11.0 0.00 0.0
September 19
 18.0 7.0 0.00 0.0
September 20
 16.5 7.0 0.02 0.0
September 21
 15.0 6.0 2.05 0.0
September 22
 15.0 8.0 0.20 0.0
September 23
 15.0 8.0 0.00 0.0
September 24
 19.0 9.0 0.00 0.0
September 25
 18.0 8.0 0.30 0.0
September 26
 23.0 12.0 0.02 0.0
September 27
 22.0 11.0 0.02 0.0
September 28
 14.0 n/a 0.00 0.0
September 29
 13.0 1.0 0.00 0.0
September 30
 11.0 3.0 0.00 0.0
October 1981 St. Catharines Weather
Day High (°C) Low (°C) Precip. (cm) Snow (cm)
October 1
 14.0 4.0 0.94 0.0
October 2
 9.0 5.5 0.10 0.0
October 3
 11.0 6.5 0.00 0.0
October 4
 14.0 -0.5 0.30 0.0
October 5
 15.0 3.0 0.50 0.0
October 6
 21.0 5.0 0.04 0.0
October 7
 11.5 2.0 0.00 0.0
October 8
 12.0 7.5 0.21 0.0
October 9
 11.0 5.0 0.00 0.0
October 10
 13.0 2.0 0.00 0.0
October 11
 12.0 6.0 0.04 0.0
October 12
 13.0 -0.5 0.00 0.0
October 13
 13.0 -3.5 0.00 0.0
October 14
 16.0 -2.0 0.00 0.0
October 15
 17.0 4.0 0.00 0.0
October 16
 12.0 7.5 0.00 0.0
October 17
 15.0 -0.4 0.30 0.0
October 18
 16.5 6.0 0.12 0.0
October 19
 9.0 2.5 0.00 0.0
October 20
 n/a 1.2 0.03 0.0
October 21
 7.0 0.0 1.24 0.0
October 22
 4.0 3.0 1.03 0.0
October 23
 9.0 2.5 0.00 0.0
October 24
 7.0 -2.0 0.00 0.0
October 25
 10.0 -4.0 0.30 0.0
October 26
 12.0 4.0 0.30 0.0
October 27
 10.0 8.0 0.90 0.0
October 28
 10.0 1.0 0.00 0.0
October 29
 9.0 -1.0 0.00 0.0
October 30
 12.0 0.0 0.00 0.0
October 31
 12.0 -1.0 0.00 0.0
November 1981 St. Catharines Weather
Day High (°C) Low (°C) Precip. (cm) Snow (cm)
November 1
 16.0 4.5 0.00 0.0
November 2
 17.0 7.5 0.00 0.0
November 3
 17.5 2.0 0.00 0.0
November 4
 16.0 4.5 0.00 0.0
November 5
 18.0 -3.0 0.20 0.0
November 6
 8.5 1.0 0.10 0.0
November 7
 9.0 -4.0 0.25 0.0
November 8
 15.0 -4.0 0.00 0.0
November 9
 4.0 3.0 0.00 0.0
November 10
 5.0 -6.0 0.00 0.0
November 11
 9.0 3.0 0.00 0.0
November 12
 5.0 -2.0 0.00 0.0
November 13
 9.5 -4.5 0.00 0.0
November 14
 9.5 n/a 0.00 0.0
November 15
 10.0 -4.5 1.20 0.0
November 16
 9.0 -5.0 0.40 0.0
November 17
 8.0 5.0 0.10 0.0
November 18
 9.0 5.5 0.18 0.0
November 19
 n/a 3.5 1.56 0.0
November 20
 n/a 3.5 n/a 0.0
November 21
 n/a 0.5 0.40 0.0
November 22
 n/a -2.0 n/a n/a
November 23
 n/a -1.0 0.00 0.0
November 24
 n/a -5.0 0.00 0.0
November 25
 n/a -3.0 0.00 0.0
November 26
 n/a n/a n/a 0.0
November 27
 n/a n/a n/a 0.0
November 28
 n/a n/a 0.00 0.0
November 29
 n/a -5.0 0.00 0.0
November 30
 n/a n/a 0.00 0.0
December 1981 St. Catharines Weather
Day High (°C) Low (°C) Precip. (cm) Snow (cm)
December 1
 7.5 0.5 0.42 0.0
December 2
 6.0 3.0 0.12 0.0
December 3
 5.0 0.5 0.00 0.0
December 4
 4.5 -4.5 0.00 0.0
December 5
 2.0 -2.0 0.00 0.0
December 6
 3.0 -5.0 0.00 0.0
December 7
 5.0 -2.5 0.85 0.0
December 8
 2.5 -3.0 0.30 2.0
December 9
 -3.0 -7.0 0.10 1.0
December 10
 4.0 -7.0 1.50 15.0
December 11
 -1.0 -6.5 0.00 0.0
December 12
 -1.0 -9.0 0.00 0.0
December 13
 1.0 -7.0 0.00 0.0
December 14
 3.0 -6.0 0.00 0.0
December 15
 2.0 -7.0 0.00 0.0
December 16
 1.0 -3.0 0.20 2.0
December 17
 -1.0 -6.5 0.00 0.0
December 18
 -2.5 -14.5 0.30 3.0
December 19
 -5.5 n/a 0.00 0.0
December 20
 -3.5 n/a 0.00 0.0
December 21
 0.0 -6.5 0.04 0.0
December 22
 3.0 -3.5 1.52 0.0
December 23
 4.0 0.5 0.02 0.0
December 24
 2.0 -3.5 0.00 0.0
December 25
 4.0 -7.5 0.00 0.0
December 26
 4.0 -5.0 0.65 6.5
December 27
 2.0 -5.0 0.65 6.5
December 28
 2.0 -3.0 0.80 8.0
December 29
 1.0 -5.5 0.00 0.0
December 30
 -1.0 -6.0 0.00 0.0
December 31
 -2.0 -5.0 0.00 0.0
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