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St. Catharines Weather in 1986

Historical record of St. Catharines, Ontario weather for the year 1986 based on NOAA data.
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1986 St. Catharines Weather Extremes
Highest temperature 32.5 °C July 6
Lowest temperature -19.5 °C February 12
Highest daily low 23.0 °C July 20
Lowest daily high -10.0 °C January 28
Most daily precipitation 3.6 cm May 19
Most daily snow 14.0 cm November 20
Total annual precipitation 83.1 cm -
Total annual snow 44.2 cm -
What was the hottest temperature in St. Catharines in 1986?
The highest temperature recorded in St. Catharines, Ontario in 1986 was 32.5 °C which happened on July 6.
Highest Temperatures: All-Time By Year
Highest Temperatures in St. Catharines in 1986
Rank Temperature Date
1 32.5 °C Jul 6
2 32.0 °C Jul 7
3 31.0 °C Jul 25
3 31.0 °C Jul 24
3 31.0 °C Jul 5
6 30.5 °C Jul 23
6 30.5 °C May 29
8 30.0 °C Aug 15
8 30.0 °C Jul 20
8 30.0 °C Jul 18
What was the coldest temperature in St. Catharines in 1986?
The lowest temperature recorded in St. Catharines, Ontario in 1986 was -19.5 °C which happened on Feb 12.
Lowest Temperatures: All-Time By Year
Lowest Temperatures in St. Catharines in 1986
Rank Temperature Date
1 -19.5 °C February 12
2 -18.0 °C January 15
3 -17.0 °C January 13
4 -16.0 °C March 8
5 -15.0 °C February 22
5 -15.0 °C January 28
5 -15.0 °C January 8
8 -14.0 °C January 14
9 -13.0 °C March 7
9 -13.0 °C February 7
9 -13.0 °C January 29
9 -13.0 °C January 27
January 1986 St. Catharines Weather
Day High (°C) Low (°C) Precip. (cm) Snow (cm)
January 1
 -1.0 -7.0 0.00 0.0
January 2
 3.5 -5.0 0.00 0.0
January 3
 1.0 -5.0 n/a n/a
January 4
 2.0 -11.0 n/a n/a
January 5
 -2.0 -4.5 n/a n/a
January 6
 -5.0 -7.0 0.00 0.0
January 7
 -9.0 -10.0 0.00 0.0
January 8
 -4.5 -15.0 0.00 0.0
January 9
 3.0 -7.0 0.00 0.0
January 10
 3.0 -1.0 0.00 0.0
January 11
 5.0 -4.0 0.00 0.0
January 12
 5.0 -3.0 0.20 2.0
January 13
 -7.5 -17.0 0.30 3.0
January 14
 -10.0 -14.0 n/a n/a
January 15
 -2.0 -18.0 0.00 0.0
January 16
 8.0 -8.0 0.00 0.0
January 17
 9.0 -4.0 0.10 0.0
January 18
 11.0 4.0 0.00 0.0
January 19
 7.0 4.0 0.05 0.0
January 20
 3.0 -2.0 2.50 0.0
January 21
 5.0 -2.0 0.00 0.0
January 22
 5.0 -1.0 0.00 0.0
January 23
 -4.0 -6.0 0.00 0.0
January 24
 0.5 -7.0 n/a n/a
January 25
 5.0 -4.0 n/a n/a
January 26
 0.0 -4.0 n/a n/a
January 27
 -9.5 -13.0 n/a n/a
January 28
 -10.0 -15.0 0.00 0.0
January 29
 -7.0 -13.0 0.00 0.0
January 30
 -4.0 -10.0 0.00 0.0
January 31
 -2.0 -7.0 0.00 0.0
February 1986 St. Catharines Weather
Day High (°C) Low (°C) Precip. (cm) Snow (cm)
February 1
 1.5 -7.0 n/a n/a
February 2
 -0.5 -6.0 0.00 0.0
February 3
 1.5 -1.0 0.00 0.0
February 4
 1.0 -2.0 n/a 0.0
February 5
 1.5 1.0 n/a 0.0
February 6
 0.0 -8.0 n/a n/a
February 7
 -2.0 -13.0 n/a n/a
February 8
 -1.0 -7.0 0.00 0.0
February 9
 0.0 -6.0 0.00 0.0
February 10
 -5.0 -10.5 0.00 0.0
February 11
 -5.0 -12.0 0.06 0.6
February 12
 -6.0 -19.5 0.00 0.0
February 13
 -7.0 -12.5 0.00 0.0
February 14
 -4.5 -10.0 0.20 2.0
February 15
 -5.0 -7.0 0.00 0.0
February 16
 -2.0 -10.0 0.80 8.0
February 17
 1.0 -5.0 0.00 0.0
February 18
 3.5 0.0 0.12 0.0
February 19
 2.0 1.0 0.12 0.0
February 20
 4.0 1.0 n/a n/a
February 21
 2.0 -1.0 0.00 0.0
February 22
 1.0 -15.0 0.00 0.0
February 23
 1.0 -5.0 0.00 0.0
February 24
 -0.5 -5.0 0.00 0.0
February 25
 -5.0 -8.0 0.00 0.0
February 26
 -6.0 -10.5 0.00 0.0
February 27
 -4.0 -10.0 n/a n/a
February 28
 -4.5 -12.0 0.00 0.0
March 1986 St. Catharines Weather
Day High (°C) Low (°C) Precip. (cm) Snow (cm)
March 1
 -1.0 -10.0 0.00 0.0
March 2
 2.0 n/a 0.00 0.0
March 3
 3.0 -4.0 0.00 0.0
March 4
 3.0 -2.0 0.00 0.0
March 5
 3.0 -2.0 0.30 3.0
March 6
 n/a n/a 0.40 4.0
March 7
 -4.0 -13.0 0.00 0.0
March 8
 0.0 -16.0 0.00 0.0
March 9
 n/a n/a n/a 0.0
March 10
 n/a n/a n/a 0.0
March 11
 n/a -2.0 0.00 0.0
March 12
 3.0 -4.0 0.95 0.0
March 13
 4.0 0.0 n/a 0.0
March 14
 7.0 1.0 n/a 0.0
March 15
 7.0 1.0 0.00 0.0
March 16
 3.0 0.0 0.00 0.0
March 17
 5.0 n/a 0.00 0.0
March 18
 15.0 n/a 0.70 0.0
March 19
 n/a -5.0 0.00 0.0
March 20
 -5.0 -10.0 0.00 0.0
March 21
 1.0 -11.0 0.00 0.0
March 22
 6.0 -5.0 0.00 0.0
March 23
 9.0 -0.5 0.00 0.0
March 24
 7.0 0.0 0.00 0.0
March 25
 20.5 0.0 0.00 0.0
March 26
 23.0 10.0 0.84 0.0
March 27
 6.5 3.0 0.00 0.0
March 28
 13.0 0.0 0.00 0.0
March 29
 23.0 10.5 0.00 0.0
March 30
 23.5 13.5 0.00 0.0
March 31
 n/a 2.0 0.00 0.0
April 1986 St. Catharines Weather
Day High (°C) Low (°C) Precip. (cm) Snow (cm)
April 1
 24.0 3.0 0.18 0.0
April 2
 13.0 3.0 0.00 0.0
April 3
 14.0 1.0 0.20 0.0
April 4
 8.0 4.0 0.18 0.0
April 5
 12.0 3.0 2.94 0.0
April 6
 18.0 4.0 0.00 0.0
April 7
 15.0 8.5 0.30 0.0
April 8
 9.0 7.0 0.02 0.0
April 9
 4.5 2.5 0.14 1.0
April 10
 3.5 -1.0 0.12 1.2
April 11
 4.0 -1.0 0.44 4.4
April 12
 8.0 1.0 0.00 0.0
April 13
 13.0 0.0 0.00 0.0
April 14
 12.0 -0.5 0.80 0.0
April 15
 12.5 6.0 1.36 0.0
April 16
 8.0 4.5 0.84 0.0
April 17
 14.5 4.5 0.00 0.0
April 18
 15.5 3.0 0.00 0.0
April 19
 22.0 2.0 0.20 0.0
April 20
 15.0 8.0 2.38 0.0
April 21
 14.0 0.0 n/a n/a
April 22
 4.5 -3.0 0.00 0.0
April 23
 12.0 -2.0 0.00 0.0
April 24
 16.0 -6.0 0.00 0.0
April 25
 19.5 5.0 0.00 0.0
April 26
 18.0 7.0 0.00 0.0
April 27
 22.0 8.0 0.00 0.0
April 28
 17.0 6.0 0.00 0.0
April 29
 15.0 8.0 0.00 0.0
April 30
 18.5 7.0 0.00 0.0
May 1986 St. Catharines Weather
Day High (°C) Low (°C) Precip. (cm) Snow (cm)
May 1
 18.0 11.0 0.30 0.0
May 2
 14.5 1.0 0.00 0.0
May 3
 13.0 1.5 0.00 0.0
May 4
 15.5 1.0 0.00 0.0
May 5
 25.0 13.0 0.00 0.0
May 6
 25.0 17.0 0.35 0.0
May 7
 20.0 15.0 0.00 0.0
May 8
 17.5 8.5 0.00 0.0
May 9
 15.5 8.5 0.00 0.0
May 10
 19.0 8.0 0.00 0.0
May 11
 21.0 8.5 0.00 0.0
May 12
 19.0 7.0 0.00 0.0
May 13
 19.5 6.0 0.00 0.0
May 14
 18.0 8.0 0.52 0.0
May 15
 24.0 11.0 0.30 0.0
May 16
 25.0 16.0 0.18 0.0
May 17
 26.5 11.5 0.00 0.0
May 18
 28.0 19.0 3.00 0.0
May 19
 12.5 9.5 3.63 0.0
May 20
 13.0 9.0 0.38 0.0
May 21
 16.5 10.0 0.00 0.0
May 22
 14.5 10.0 0.62 0.0
May 23
 17.0 11.0 0.00 0.0
May 24
 21.0 10.0 0.00 0.0
May 25
 26.0 11.0 0.00 0.0
May 26
 21.0 13.0 0.00 0.0
May 27
 21.0 6.0 0.00 0.0
May 28
 28.5 8.0 0.00 0.0
May 29
 30.5 11.0 0.00 0.0
May 30
 29.5 12.0 0.00 0.0
May 31
 28.5 17.0 0.00 0.0
June 1986 St. Catharines Weather
Day High (°C) Low (°C) Precip. (cm) Snow (cm)
June 1
 26.5 12.5 2.26 0.0
June 2
 14.5 8.0 0.00 0.0
June 3
 18.0 5.5 0.00 0.0
June 4
 26.5 14.5 0.00 0.0
June 5
 16.5 11.0 1.25 0.0
June 6
 18.0 11.0 0.02 0.0
June 7
 21.0 11.5 0.80 0.0
June 8
 25.0 17.0 0.00 0.0
June 9
 23.0 16.0 0.00 0.0
June 10
 23.0 10.0 0.00 0.0
June 11
 21.0 11.5 1.28 0.0
June 12
 22.0 15.5 0.10 0.0
June 13
 23.0 16.0 0.00 0.0
June 14
 24.0 11.0 0.00 0.0
June 15
 22.0 17.0 0.03 0.0
June 16
 26.5 18.0 0.40 0.0
June 17
 19.0 11.5 0.00 0.0
June 18
 22.0 8.0 0.00 0.0
June 19
 22.0 14.0 0.00 0.0
June 20
 23.0 13.5 0.00 0.0
June 21
 26.0 12.0 0.00 0.0
June 22
 29.5 18.0 0.15 0.0
June 23
 28.0 17.0 0.40 0.0
June 24
 18.5 16.0 0.00 0.0
June 25
 21.0 8.0 0.00 0.0
June 26
 24.5 14.0 0.00 0.0
June 27
 25.5 20.0 0.60 0.0
June 28
 27.5 20.0 0.10 0.0
June 29
 26.5 14.0 0.00 0.0
June 30
 26.0 13.0 0.00 0.0
July 1986 St. Catharines Weather
Day High (°C) Low (°C) Precip. (cm) Snow (cm)
July 1
 24.0 10.0 0.50 0.0
July 2
 25.0 16.0 0.00 0.0
July 3
 21.0 14.5 0.00 0.0
July 4
 n/a 12.0 0.02 0.0
July 5
 31.0 21.0 0.00 0.0
July 6
 32.5 22.0 0.00 0.0
July 7
 32.0 20.0 1.80 0.0
July 8
 26.0 18.0 0.00 0.0
July 9
 26.0 17.5 0.00 0.0
July 10
 24.0 7.0 0.00 0.0
July 11
 21.0 10.0 0.50 0.0
July 12
 18.0 n/a 0.70 0.0
July 13
 27.0 n/a 0.50 0.0
July 14
 25.0 18.0 0.00 0.0
July 15
 27.5 15.0 0.00 0.0
July 16
 25.0 18.0 0.00 0.0
July 17
 27.5 18.0 1.64 0.0
July 18
 30.0 21.0 1.70 0.0
July 19
 28.0 21.0 0.04 0.0
July 20
 30.0 23.0 0.00 0.0
July 21
 23.0 19.0 0.00 0.0
July 22
 26.5 13.5 0.00 0.0
July 23
 30.5 18.5 0.00 0.0
July 24
 31.0 18.5 0.00 0.0
July 25
 31.0 22.5 0.10 0.0
July 26
 23.5 22.0 0.05 0.0
July 27
 28.5 20.5 0.00 0.0
July 28
 29.0 19.0 0.00 0.0
July 29
 26.5 21.0 0.00 0.0
July 30
 24.0 20.5 0.15 0.0
July 31
 28.0 19.0 1.00 0.0
August 1986 St. Catharines Weather
Day High (°C) Low (°C) Precip. (cm) Snow (cm)
August 1
 25.5 18.5 1.77 0.0
August 2
 27.0 17.0 0.20 0.0
August 3
 23.5 16.0 0.26 0.0
August 4
 25.0 15.5 0.00 0.0
August 5
 27.0 15.0 n/a 0.0
August 6
 29.5 18.0 n/a 0.0
August 7
 25.0 18.5 0.56 0.0
August 8
 26.5 20.0 0.42 0.0
August 9
 25.5 17.0 0.00 0.0
August 10
 25.0 19.0 0.60 0.0
August 11
 21.0 15.0 0.00 0.0
August 12
 23.0 11.5 0.00 0.0
August 13
 24.0 12.5 0.00 0.0
August 14
 27.0 n/a 0.00 0.0
August 15
 30.0 22.0 0.08 0.0
August 16
 29.0 21.5 0.00 0.0
August 17
 29.0 21.0 0.00 0.0
August 18
 26.5 21.0 0.00 0.0
August 19
 24.5 17.0 0.00 0.0
August 20
 25.5 15.0 0.00 0.0
August 21
 26.5 19.5 0.00 0.0
August 22
 24.0 16.5 0.00 0.0
August 23
 24.5 15.5 0.80 0.0
August 24
 22.0 15.5 0.00 0.0
August 25
 24.0 11.5 0.02 0.0
August 26
 26.5 17.0 0.75 0.0
August 27
 20.0 16.0 0.00 0.0
August 28
 16.0 10.0 0.00 0.0
August 29
 20.0 6.0 0.00 0.0
August 30
 22.0 10.0 0.00 0.0
August 31
 21.5 9.5 0.00 0.0
September 1986 St. Catharines Weather
Day High (°C) Low (°C) Precip. (cm) Snow (cm)
September 1
 24.0 11.5 0.00 0.0
September 2
 25.0 13.0 0.00 0.0
September 3
 24.0 14.0 0.00 0.0
September 4
 25.0 19.0 1.98 0.0
September 5
 25.0 18.0 0.00 0.0
September 6
 19.0 14.0 0.00 0.0
September 7
 17.0 11.0 0.00 0.0
September 8
 20.5 4.5 0.00 0.0
September 9
 22.5 11.0 0.00 0.0
September 10
 25.0 14.0 0.94 0.0
September 11
 26.0 18.0 0.78 0.0
September 12
 20.0 14.0 0.00 0.0
September 13
 19.5 9.5 0.00 0.0
September 14
 17.0 6.0 0.00 0.0
September 15
 11.0 7.5 2.02 0.0
September 16
 16.0 6.5 0.00 0.0
September 17
 16.0 5.5 0.00 0.0
September 18
 18.5 n/a 0.00 0.0
September 19
 20.0 14.0 0.40 0.0
September 20
 17.0 15.0 0.00 0.0
September 21
 16.0 12.5 0.00 0.0
September 22
 20.0 12.0 1.01 0.0
September 23
 22.0 n/a 1.02 0.0
September 24
 23.5 16.5 0.00 0.0
September 25
 20.0 12.5 0.44 0.0
September 26
 24.0 15.0 0.08 0.0
September 27
 16.0 13.0 0.02 0.0
September 28
 21.0 9.0 0.44 0.0
September 29
 26.0 15.0 3.30 0.0
September 30
 23.0 20.0 0.25 0.0
October 1986 St. Catharines Weather
Day High (°C) Low (°C) Precip. (cm) Snow (cm)
October 1
 17.0 14.0 0.30 0.0
October 2
 19.5 12.5 0.21 0.0
October 3
 21.0 13.5 1.10 0.0
October 4
 15.0 13.0 0.92 0.0
October 5
 15.0 10.0 0.10 0.0
October 6
 11.0 7.5 0.00 0.0
October 7
 16.0 5.0 0.00 0.0
October 8
 18.0 12.0 0.06 0.0
October 9
 9.0 7.5 0.02 0.0
October 10
 9.0 3.5 0.00 0.0
October 11
 17.0 0.0 0.00 0.0
October 12
 18.5 7.0 0.80 0.0
October 13
 18.0 n/a 0.30 0.0
October 14
 17.5 10.0 0.00 0.0
October 15
 11.5 4.0 0.00 0.0
October 16
 11.0 4.5 0.20 0.0
October 17
 10.0 6.5 0.10 0.0
October 18
 11.5 4.0 0.00 0.0
October 19
 15.0 4.0 0.00 0.0
October 20
 17.5 4.0 0.00 0.0
October 21
 16.5 10.0 0.00 0.0
October 22
 18.5 7.0 0.26 0.0
October 23
 16.5 13.0 0.02 0.0
October 24
 11.0 5.5 0.00 0.0
October 25
 12.0 1.0 0.40 0.0
October 26
 13.0 9.0 0.18 0.0
October 27
 14.0 11.0 0.38 0.0
October 28
 16.0 7.0 0.00 0.0
October 29
 14.0 9.5 0.26 0.0
October 30
 8.0 6.0 0.00 0.0
October 31
 14.5 -1.0 0.00 0.0
November 1986 St. Catharines Weather
Day High (°C) Low (°C) Precip. (cm) Snow (cm)
November 1
 18.5 7.5 1.52 0.0
November 2
 9.5 5.0 0.00 0.0
November 3
 9.5 0.0 0.00 0.0
November 4
 8.0 0.0 0.00 0.0
November 5
 8.0 -2.0 0.00 0.0
November 6
 14.0 5.0 0.00 0.0
November 7
 13.0 4.0 0.10 0.0
November 8
 18.5 6.0 n/a 0.0
November 9
 13.5 8.0 0.00 0.0
November 10
 4.5 -1.0 0.00 0.0
November 11
 5.0 -3.0 0.38 0.0
November 12
 5.5 -6.0 0.00 0.0
November 13
 n/a -9.0 0.00 0.0
November 14
 2.5 -10.0 0.00 0.0
November 15
 5.5 -7.0 0.06 0.0
November 16
 6.0 0.5 0.18 0.0
November 17
 10.5 1.0 0.00 0.0
November 18
 9.0 -1.0 0.00 0.0
November 19
 -2.0 -6.0 0.00 0.0
November 20
 1.5 -6.5 1.40 14.0
November 21
 1.5 -3.5 0.00 0.0
November 22
 6.0 -5.0 0.00 0.0
November 23
 10.5 -1.5 0.70 0.0
November 24
 6.5 3.0 0.00 0.0
November 25
 8.5 -2.0 0.72 0.0
November 26
 6.0 -1.0 2.06 0.0
November 27
 8.0 0.0 0.00 0.0
November 28
 7.5 0.0 0.04 0.0
November 29
 7.5 1.5 0.00 0.0
November 30
 0.0 -4.5 0.00 0.0
December 1986 St. Catharines Weather
Day High (°C) Low (°C) Precip. (cm) Snow (cm)
December 1
 0.5 -6.0 0.08 0.0
December 2
 3.5 -3.0 2.88 0.0
December 3
 5.5 0.5 0.12 0.0
December 4
 3.0 -1.5 0.00 0.0
December 5
 3.0 -4.0 0.00 0.0
December 6
 2.0 -2.0 0.10 0.0
December 7
 4.0 -4.0 0.58 0.0
December 8
 -1.0 -7.0 n/a n/a
December 9
 3.0 -4.5 1.44 0.0
December 10
 -0.5 -5.0 0.00 0.0
December 11
 0.5 -8.0 0.00 0.0
December 12
 1.0 -5.0 0.10 1.0
December 13
 -2.5 -11.0 0.00 0.0
December 14
 3.5 -7.5 0.00 0.0
December 15
 3.5 0.5 0.00 0.0
December 16
 2.5 1.0 0.16 0.0
December 17
 7.0 1.5 0.40 0.0
December 18
 5.0 2.0 0.28 0.0
December 19
 2.0 1.0 0.00 0.0
December 20
 3.0 0.0 0.00 0.0
December 21
 1.5 -3.0 0.00 0.0
December 22
 3.5 -3.0 0.00 0.0
December 23
 3.0 n/a 0.00 0.0
December 24
 4.5 -4.0 2.94 0.0
December 25
 4.0 1.5 n/a 0.0
December 26
 3.0 1.5 0.00 0.0
December 27
 2.5 0.5 0.00 0.0
December 28
 3.0 0.5 0.00 0.0
December 29
 4.0 0.0 0.00 0.0
December 30
 2.5 -4.5 0.02 0.0
December 31
 2.0 0.5 0.00 0.0
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