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Thunder Bay Weather in 2012

Historical record of Thunder Bay, Ontario weather for the year 2012 based on NOAA data.
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2012 Thunder Bay Weather Extremes
Highest temperature 32.3 °C July 3
Lowest temperature -32.8 °C January 20
Highest daily low 17.8 °C July 16
Lowest daily high -19.5 °C January 19
Most daily precipitation 9.1 cm May 27
Total annual precipitation 68.9 cm -
What was the hottest temperature in Thunder Bay in 2012?
The highest temperature recorded in Thunder Bay, Ontario in 2012 was 32.3 °C which happened on July 3.
Highest Temperatures: All-Time By Year
Highest Temperatures in Thunder Bay in 2012
Rank Temperature Date
1 32.3 °C Jul 3
2 31.7 °C Aug 1
3 31.5 °C Jul 11
4 31.1 °C Jul 5
5 31.0 °C Aug 30
6 30.3 °C Jul 13
6 30.3 °C Jul 12
8 30.2 °C Jun 28
9 30.0 °C Jun 10
10 29.8 °C Sep 3
What was the coldest temperature in Thunder Bay in 2012?
The lowest temperature recorded in Thunder Bay, Ontario in 2012 was -32.8 °C which happened on Jan 20.
Lowest Temperatures: All-Time By Year
Lowest Temperatures in Thunder Bay in 2012
Rank Temperature Date
1 -32.8 °C January 20
2 -31.3 °C January 21
3 -29.4 °C January 19
4 -29.1 °C March 5
5 -26.6 °C January 30
6 -25.3 °C January 29
7 -24.4 °C March 4
7 -24.4 °C February 10
9 -24.1 °C January 3
10 -23.1 °C December 26
January 2012 Thunder Bay Weather
Day High (°C) Low (°C) Precip. (cm)
January 1
 -0.4 -9.4 0.19
January 2
 -9.4 -20.1 0.00
January 3
 -4.0 -24.1 0.00
January 4
 -1.2 -16.5 0.00
January 5
 -0.3 -14.7 0.00
January 6
 4.4 -8.5 0.06
January 7
 -4.9 -8.6 0.00
January 8
 -2.7 -12.9 0.03
January 9
 3.2 -6.6 0.00
January 10
 3.0 -1.7 0.00
January 11
 0.0 -12.1 0.20
January 12
 -12.1 -15.7 0.00
January 13
 -13.3 -20.0 0.00
January 14
 -7.8 -18.6 0.00
January 15
 -0.4 -9.2 0.00
January 16
 0.2 -12.2 0.00
January 17
 -11.9 -21.7 0.00
January 18
 -16.7 -21.3 0.12
January 19
 -19.5 -29.4 0.03
January 20
 -14.2 -32.8 0.03
January 21
 -4.9 -31.3 0.00
January 22
 -0.5 -5.1 0.18
January 23
 -2.0 -11.9 0.63
January 24
 -6.2 -15.7 0.00
January 25
 1.6 -18.4 0.00
January 26
 1.8 -0.9 0.00
January 27
 0.4 -6.1 0.00
January 28
 -5.0 -11.5 0.00
January 29
 -11.0 -25.3 0.00
January 30
 -5.2 -26.6 0.03
January 31
 0.8 -7.2 0.31
February 2012 Thunder Bay Weather
Day High (°C) Low (°C) Precip. (cm)
February 1
 0.5 -4.6 0.00
February 2
 2.4 -2.4 0.00
February 3
 3.9 -3.5 0.00
February 4
 1.9 -10.3 0.00
February 5
 4.8 -12.3 0.00
February 6
 0.8 -12.6 0.00
February 7
 -5.1 -19.9 0.00
February 8
 1.0 -12.5 0.00
February 9
 -1.7 -14.8 0.00
February 10
 -10.6 -24.4 0.00
February 11
 -10.0 -20.3 0.00
February 12
 -0.4 -14.4 0.00
February 13
 3.9 -17.1 0.00
February 14
 0.1 -3.3 0.00
February 15
 3.6 -9.1 0.00
February 16
 1.0 -5.3 0.00
February 17
 -2.5 -6.7 0.00
February 18
 -2.0 -15.1 0.00
February 19
 3.7 -17.5 0.00
February 20
 3.5 -15.0 0.00
February 21
 1.7 -0.9 n/a
February 22
 -0.4 -4.6 n/a
February 23
 -1.3 -7.8 0.00
February 24
 -1.5 -8.1 0.00
February 25
 -5.3 -18.2 0.00
February 26
 -2.7 -9.4 0.76
February 27
 -4.0 -18.5 0.03
February 28
 -0.8 -16.4 0.00
February 29
 0.1 -1.8 0.00
March 2012 Thunder Bay Weather
Day High (°C) Low (°C) Precip. (cm)
March 1
 -0.6 -4.8 0.00
March 2
 0.3 -4.5 0.03
March 3
 -2.5 -21.9 0.10
March 4
 -9.6 -24.4 0.00
March 5
 -0.7 -29.1 0.00
March 6
 3.3 -2.9 0.00
March 7
 6.6 -6.5 0.00
March 8
 1.1 -8.2 0.00
March 9
 -2.2 -12.9 0.00
March 10
 8.1 -4.5 0.00
March 11
 9.3 -6.7 0.00
March 12
 3.8 0.5 0.54
March 13
 12.2 -3.5 0.13
March 14
 11.5 -5.3 0.00
March 15
 12.2 -3.9 0.00
March 16
 12.8 -4.7 0.00
March 17
 12.9 -1.7 0.00
March 18
 15.7 3.4 0.00
March 19
 18.9 -0.4 0.00
March 20
 21.1 4.6 0.00
March 21
 12.9 3.4 1.06
March 22
 13.3 -0.3 0.00
March 23
 7.9 5.3 1.66
March 24
 9.1 4.8 0.00
March 25
 5.2 -7.2 0.00
March 26
 0.7 -9.6 0.00
March 27
 10.4 0.6 0.38
March 28
 6.8 1.1 0.00
March 29
 2.1 -1.8 0.29
March 30
 0.9 -1.3 0.68
March 31
 2.5 0.6 0.26
April 2012 Thunder Bay Weather
Day High (°C) Low (°C) Precip. (cm)
April 1
 9.3 -0.6 0.03
April 2
 7.8 1.0 0.44
April 3
 16.3 2.5 0.00
April 4
 11.0 -3.9 0.00
April 5
 8.7 -5.9 0.00
April 6
 11.0 -7.8 0.00
April 7
 12.8 -5.8 0.41
April 8
 9.8 -3.6 0.00
April 9
 5.4 -5.7 0.00
April 10
 8.8 -2.2 n/a
April 11
 n/a n/a n/a
April 12
 12.0 -7.6 0.00
April 13
 13.1 -5.8 0.10
April 14
 15.7 2.8 0.05
April 15
 11.8 0.2 2.52
April 16
 0.3 -9.3 0.47
April 17
 3.4 -13.3 0.00
April 18
 5.5 -2.1 1.01
April 19
 9.2 -2.0 0.00
April 20
 8.5 -4.3 0.00
April 21
 6.7 -8.1 0.00
April 22
 11.4 -6.3 0.00
April 23
 16.6 -2.2 0.00
April 24
 15.8 -2.2 0.00
April 25
 10.2 -2.1 0.11
April 26
 10.1 -3.8 0.00
April 27
 8.9 -8.3 0.00
April 28
 8.5 -8.1 0.00
April 29
 12.6 -9.4 0.00
April 30
 12.0 4.4 0.00
May 2012 Thunder Bay Weather
Day High (°C) Low (°C) Precip. (cm)
May 1
 10.6 0.6 0.68
May 2
 24.1 7.7 0.16
May 3
 14.3 6.7 0.39
May 4
 10.5 3.1 0.00
May 5
 10.4 0.1 0.00
May 6
 12.7 -0.5 0.03
May 7
 10.5 4.4 0.63
May 8
 11.6 5.4 0.00
May 9
 17.7 -0.1 0.00
May 10
 21.5 -1.9 0.00
May 11
 19.8 1.6 0.07
May 12
 22.0 0.4 0.00
May 13
 25.3 -0.2 0.00
May 14
 26.6 8.2 0.00
May 15
 16.2 5.4 0.00
May 16
 17.3 -0.4 0.00
May 17
 16.9 2.0 0.04
May 18
 18.1 8.1 0.08
May 19
 29.1 5.7 0.00
May 20
 16.7 5.9 1.50
May 21
 20.8 2.3 0.00
May 22
 13.0 3.4 0.12
May 23
 17.8 8.1 1.26
May 24
 14.2 9.8 4.81
May 25
 18.6 10.3 0.00
May 26
 15.1 6.8 0.07
May 27
 11.8 8.0 9.13
May 28
 21.3 8.9 n/a
May 29
 16.0 4.7 0.21
May 30
 14.4 1.9 0.00
May 31
 19.6 -0.2 0.03
June 2012 Thunder Bay Weather
Day High (°C) Low (°C) Precip. (cm)
June 1
 19.5 0.8 0.00
June 2
 23.2 7.9 0.00
June 3
 23.6 8.1 0.00
June 4
 20.9 9.2 0.00
June 5
 19.7 8.1 0.00
June 6
 23.7 3.6 0.03
June 7
 26.7 7.3 0.03
June 8
 20.2 9.5 0.73
June 9
 18.6 12.4 0.00
June 10
 30.0 11.1 0.00
June 11
 26.6 12.4 0.00
June 12
 17.7 4.8 0.00
June 13
 21.5 4.4 0.00
June 14
 17.2 10.4 0.35
June 15
 24.5 11.4 0.00
June 16
 22.4 10.4 0.88
June 17
 24.9 13.2 0.00
June 18
 21.0 11.1 1.68
June 19
 20.7 10.9 2.86
June 20
 18.1 13.0 1.99
June 21
 22.2 10.7 0.19
June 22
 25.1 7.6 0.03
June 23
 26.2 7.9 0.03
June 24
 22.5 8.5 0.00
June 25
 24.7 6.0 0.06
June 26
 25.7 7.1 0.00
June 27
 25.3 10.7 0.00
June 28
 30.2 16.1 0.00
June 29
 29.2 17.2 0.00
June 30
 28.4 13.1 0.00
July 2012 Thunder Bay Weather
Day High (°C) Low (°C) Precip. (cm)
July 1
 28.0 14.2 0.03
July 2
 25.9 13.2 0.23
July 3
 32.3 17.1 0.60
July 4
 24.9 14.2 0.13
July 5
 31.1 15.9 0.00
July 6
 21.1 14.1 0.29
July 7
 28.6 14.7 0.00
July 8
 21.7 13.6 0.00
July 9
 24.6 10.3 0.00
July 10
 27.6 11.4 0.00
July 11
 31.5 11.4 0.00
July 12
 30.3 16.8 0.07
July 13
 30.3 13.7 n/a
July 14
 28.3 16.5 0.58
July 15
 28.1 14.6 0.00
July 16
 21.1 17.8 n/a
July 17
 26.4 16.4 0.00
July 18
 23.5 11.5 0.00
July 19
 n/a n/a n/a
July 20
 28.2 9.1 0.00
July 21
 29.0 13.9 0.00
July 22
 29.3 12.1 0.00
July 23
 28.0 12.2 0.03
July 24
 28.1 9.4 0.00
July 25
 21.6 11.9 2.60
July 26
 20.0 12.4 0.00
July 27
 23.8 8.1 0.00
July 28
 27.4 8.3 0.00
July 29
 28.4 13.6 0.87
July 30
 26.0 14.4 0.22
July 31
 27.9 12.1 0.03
August 2012 Thunder Bay Weather
Day High (°C) Low (°C) Precip. (cm)
August 1
 31.7 13.9 0.00
August 2
 21.8 13.2 0.00
August 3
 21.3 10.8 0.00
August 4
 24.8 15.0 0.39
August 5
 23.9 12.6 0.00
August 6
 28.5 10.4 0.00
August 7
 24.2 12.9 0.00
August 8
 22.2 9.1 0.59
August 9
 20.6 9.9 4.80
August 10
 22.7 6.5 0.04
August 11
 24.8 6.2 0.00
August 12
 26.6 8.1 0.00
August 13
 26.0 12.7 0.00
August 14
 23.2 11.0 0.00
August 15
 24.2 9.2 0.00
August 16
 20.9 11.2 0.35
August 17
 21.7 7.5 0.00
August 18
 22.2 6.8 0.00
August 19
 21.4 4.8 0.00
August 20
 23.4 6.4 0.00
August 21
 26.9 5.5 0.00
August 22
 29.0 10.5 0.00
August 23
 22.8 11.5 1.31
August 24
 26.1 17.6 2.09
August 25
 29.1 16.4 0.00
August 26
 28.6 13.1 0.00
August 27
 22.8 11.6 0.04
August 28
 23.5 9.9 0.03
August 29
 27.1 7.7 0.00
August 30
 31.0 12.6 0.00
August 31
 27.4 8.0 0.03
September 2012 Thunder Bay Weather
Day High (°C) Low (°C) Precip. (cm)
September 1
 27.2 7.5 0.00
September 2
 23.5 10.2 0.00
September 3
 29.8 12.1 0.36
September 4
 25.8 12.1 1.11
September 5
 22.1 9.4 0.00
September 6
 22.5 6.3 0.00
September 7
 18.3 7.5 0.00
September 8
 18.3 4.8 0.00
September 9
 20.1 4.9 0.00
September 10
 22.4 2.8 0.00
September 11
 25.2 9.1 0.00
September 12
 20.7 6.0 n/a
September 13
 16.5 5.7 n/a
September 14
 15.8 1.0 0.00
September 15
 18.1 -1.0 0.04
September 16
 24.1 3.9 0.00
September 17
 12.4 0.0 0.00
September 18
 11.6 -1.8 0.00
September 19
 16.2 -3.1 0.25
September 20
 13.1 2.0 0.00
September 21
 13.0 2.3 0.10
September 22
 8.0 0.7 0.03
September 23
 12.7 3.8 0.00
September 24
 18.1 0.6 0.00
September 25
 12.0 -2.5 0.00
September 26
 15.6 -1.2 0.04
September 27
 19.2 -2.9 0.09
September 28
 21.9 0.7 0.03
September 29
 16.5 0.3 0.07
September 30
 17.0 0.3 0.06
October 2012 Thunder Bay Weather
Day High (°C) Low (°C) Precip. (cm)
October 1
 20.3 0.8 0.09
October 2
 15.3 -1.5 0.12
October 3
 19.6 1.0 0.08
October 4
 16.1 3.9 0.00
October 5
 6.8 2.0 0.05
October 6
 6.7 -3.8 0.00
October 7
 10.7 -7.3 0.06
October 8
 10.0 1.2 0.49
October 9
 n/a n/a n/a
October 10
 5.0 -0.9 0.00
October 11
 6.7 -4.7 0.00
October 12
 6.8 -8.7 0.00
October 13
 6.7 -2.7 0.00
October 14
 7.6 -3.1 0.00
October 15
 10.2 1.0 0.00
October 16
 10.2 2.6 0.00
October 17
 10.8 5.8 0.00
October 18
 11.9 9.0 0.68
October 19
 11.9 5.0 0.00
October 20
 15.2 -1.1 n/a
October 21
 12.7 -3.0 0.00
October 22
 13.0 3.8 0.00
October 23
 9.0 7.3 2.00
October 24
 13.4 9.0 1.02
October 25
 11.0 1.7 0.41
October 26
 6.3 -1.9 0.00
October 27
 3.2 -3.5 0.00
October 28
 4.1 -8.5 0.00
October 29
 7.5 -4.1 0.00
October 30
 4.9 -4.0 0.00
October 31
 4.2 -5.5 0.00
November 2012 Thunder Bay Weather
Day High (°C) Low (°C) Precip. (cm)
November 1
 5.0 -2.7 0.00
November 2
 2.2 -3.9 0.00
November 3
 -0.2 -5.7 0.00
November 4
 -0.5 -4.9 0.00
November 5
 1.0 -3.1 0.00
November 6
 4.1 0.2 0.00
November 7
 4.9 1.3 0.00
November 8
 7.5 1.1 0.00
November 9
 3.5 -4.8 0.00
November 10
 5.9 -3.8 0.76
November 11
 12.0 -1.6 0.81
November 12
 -1.6 -6.1 0.00
November 13
 3.0 -4.6 0.00
November 14
 6.7 -3.1 0.00
November 15
 7.7 -6.8 0.00
November 16
 1.8 -11.6 0.00
November 17
 9.0 -9.1 0.00
November 18
 8.8 -3.5 0.00
November 19
 9.9 -4.6 0.00
November 20
 5.5 -4.4 0.00
November 21
 7.1 -6.1 0.00
November 22
 10.1 -2.1 0.31
November 23
 -2.1 -8.3 1.50
November 24
 -7.7 -10.3 0.24
November 25
 -4.6 -14.7 0.05
November 26
 -9.8 -13.9 0.00
November 27
 -3.2 -12.2 0.00
November 28
 -7.5 -18.7 0.00
November 29
 -7.9 -14.3 0.00
November 30
 0.9 -10.7 0.04
December 2012 Thunder Bay Weather
Day High (°C) Low (°C) Precip. (cm)
December 1
 2.9 0.6 0.26
December 2
 4.0 1.1 n/a
December 3
 7.6 2.5 0.00
December 4
 3.5 -7.4 0.00
December 5
 1.3 -15.2 0.00
December 6
 5.6 -3.1 0.00
December 7
 -3.1 -12.6 0.00
December 8
 -6.1 -16.4 0.00
December 9
 -3.9 -10.6 0.33
December 10
 -7.9 -12.3 0.00
December 11
 -7.0 -16.8 0.07
December 12
 -5.1 -18.2 0.05
December 13
 -5.9 -10.4 0.00
December 14
 0.8 -10.7 0.00
December 15
 2.8 -0.7 0.47
December 16
 2.8 -3.1 0.38
December 17
 -3.1 -7.0 0.00
December 18
 -3.5 -8.2 0.00
December 19
 -1.6 -7.8 0.00
December 20
 -1.2 -6.9 0.13
December 21
 -6.9 -14.6 0.00
December 22
 -4.0 -14.9 0.00
December 23
 -9.8 -16.5 0.00
December 24
 -11.4 -18.6 0.00
December 25
 -12.7 -20.3 0.00
December 26
 -12.9 -23.1 0.00
December 27
 -8.5 -20.0 0.00
December 28
 -7.9 -18.1 0.00
December 29
 -6.4 -17.6 0.00
December 30
 -5.4 -15.5 0.00
December 31
 -6.4 -18.4 0.00
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2004–2024 Thunder Bay CS location
1941–2003 Thunder Bay A location
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