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Thunder Bay Weather in 2009

Historical record of Thunder Bay, Ontario weather for the year 2009 based on NOAA data.
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Year:
2009 Thunder Bay Weather Extremes
Highest temperature 31.6 °C August 13
Lowest temperature -32.6 °C February 4
Highest daily low 16.6 °C August 16
Lowest daily high -21.4 °C January 15
Most daily precipitation 3.7 cm August 20
Total annual precipitation 57.3 cm -
What was the hottest temperature in Thunder Bay in 2009?
The highest temperature recorded in Thunder Bay, Ontario in 2009 was 31.6 °C which happened on August 13.
Highest Temperatures: All-Time By Year
Highest Temperatures in Thunder Bay in 2009
Rank Temperature Date
1 31.6 °C Aug 13
2 30.9 °C Jun 23
3 30.3 °C Jun 24
4 29.8 °C Aug 12
5 28.7 °C Jun 20
6 28.3 °C Jun 25
7 27.9 °C Aug 11
8 27.5 °C Jul 10
9 27.3 °C Aug 17
10 27.1 °C Sep 3
10 27.1 °C Aug 9
What was the coldest temperature in Thunder Bay in 2009?
The lowest temperature recorded in Thunder Bay, Ontario in 2009 was -32.6 °C which happened on Feb 4.
Lowest Temperatures: All-Time By Year
Lowest Temperatures in Thunder Bay in 2009
Rank Temperature Date
1 -32.6 °C February 4
2 -32.5 °C January 27
3 -32.3 °C January 13
4 -32.2 °C January 5
5 -32.1 °C February 3
6 -31.8 °C January 6
7 -31.1 °C January 14
8 -31.0 °C January 28
9 -30.9 °C January 15
10 -30.8 °C February 28
January 2009 Thunder Bay Weather
Day High (°C) Low (°C) Precip. (cm)
January 1
 -6.0 -21.2 0.31
January 2
 -8.6 -24.8 0.00
January 3
 -6.6 -26.5 0.33
January 4
 -2.7 -22.1 0.69
January 5
 -17.6 -32.2 0.00
January 6
 -6.7 -31.8 0.00
January 7
 -5.8 -12.7 0.15
January 8
 -12.7 -20.9 0.00
January 9
 -12.4 -30.7 0.00
January 10
 -9.9 -27.9 0.00
January 11
 -7.8 -16.3 0.00
January 12
 -11.1 -24.2 0.00
January 13
 -20.0 -32.3 0.00
January 14
 -21.2 -31.1 0.00
January 15
 -21.4 -30.9 0.00
January 16
 -14.1 -29.1 0.00
January 17
 -7.7 -18.6 0.33
January 18
 -8.2 -22.4 0.03
January 19
 -8.8 -22.4 0.00
January 20
 -4.8 -12.6 0.00
January 21
 -3.1 -6.1 0.00
January 22
 -2.7 -10.8 0.00
January 23
 -10.8 -22.4 0.10
January 24
 -13.4 -25.1 0.00
January 25
 -16.8 -28.0 0.00
January 26
 -15.5 -26.7 0.00
January 27
 -9.8 -32.5 0.00
January 28
 -9.2 -31.0 0.00
January 29
 -10.1 -20.3 0.00
January 30
 -12.8 -29.0 0.00
January 31
 -1.1 -12.8 0.19
February 2009 Thunder Bay Weather
Day High (°C) Low (°C) Precip. (cm)
February 1
 -2.2 -16.5 0.00
February 2
 -12.3 -24.7 0.04
February 3
 -14.1 -32.1 0.00
February 4
 -11.9 -32.6 0.00
February 5
 -4.4 -19.9 0.00
February 6
 -2.0 -21.0 0.00
February 7
 0.1 -10.7 0.00
February 8
 1.0 -17.2 0.00
February 9
 0.9 -8.5 0.42
February 10
 4.5 0.4 0.24
February 11
 3.5 0.7 0.00
February 12
 0.7 -8.5 0.17
February 13
 -7.0 -10.4 0.00
February 14
 -4.5 -14.5 0.00
February 15
 -8.7 -25.3 0.00
February 16
 -3.2 -22.1 0.00
February 17
 -6.9 -12.5 0.06
February 18
 -11.1 -17.2 0.00
February 19
 -8.7 -19.9 0.00
February 20
 -5.3 -20.6 0.00
February 21
 -3.9 -20.8 0.00
February 22
 -7.2 -21.4 0.00
February 23
 -9.1 -25.4 0.00
February 24
 -2.2 -13.0 0.00
February 25
 0.0 -12.5 0.25
February 26
 -11.8 -19.7 0.15
February 27
 -14.0 -28.5 0.06
February 28
 -7.6 -30.8 0.00
March 2009 Thunder Bay Weather
Day High (°C) Low (°C) Precip. (cm)
March 1
 -10.6 -26.8 0.00
March 2
 -7.8 -29.0 0.00
March 3
 -3.4 -26.5 0.00
March 4
 -2.2 -21.8 0.00
March 5
 2.5 -5.6 0.00
March 6
 4.3 -2.8 0.00
March 7
 -0.8 -12.5 0.00
March 8
 -5.9 -17.7 0.00
March 9
 -2.0 -19.3 0.00
March 10
 -0.9 -14.8 1.14
March 11
 -13.5 -20.8 0.00
March 12
 -9.0 -30.5 0.03
March 13
 0.8 -25.2 0.05
March 14
 6.4 -8.1 0.00
March 15
 1.4 -6.6 0.00
March 16
 12.0 -8.0 0.00
March 17
 10.2 -3.0 0.00
March 18
 2.8 -10.0 0.00
March 19
 -1.6 -13.9 0.00
March 20
 0.4 -16.7 0.15
March 21
 5.3 -5.6 0.00
March 22
 -1.1 -4.8 0.00
March 23
 0.1 -2.4 0.06
March 24
 1.1 -0.2 1.33
March 25
 4.1 0.3 0.21
March 26
 0.4 -5.3 0.03
March 27
 -3.8 -11.8 0.00
March 28
 -2.9 -15.6 0.04
March 29
 3.0 -12.4 0.00
March 30
 4.1 -12.5 0.00
March 31
 0.3 -1.5 0.97
April 2009 Thunder Bay Weather
Day High (°C) Low (°C) Precip. (cm)
April 1
 3.0 0.2 0.89
April 2
 3.7 -1.6 0.00
April 3
 4.3 -4.3 0.04
April 4
 5.2 -5.2 0.09
April 5
 3.5 -6.8 0.00
April 6
 4.2 -6.1 0.00
April 7
 7.1 -5.3 0.03
April 8
 9.1 -4.6 0.00
April 9
 6.9 -5.2 0.00
April 10
 6.8 -7.2 0.00
April 11
 7.7 -9.0 0.00
April 12
 6.9 -8.9 0.03
April 13
 7.8 -5.5 0.00
April 14
 12.5 -3.1 0.00
April 15
 15.7 -5.2 0.06
April 16
 14.7 -6.0 0.03
April 17
 21.8 0.8 0.00
April 18
 7.2 2.4 0.03
April 19
 4.2 0.0 0.46
April 20
 3.8 0.2 1.22
April 21
 7.4 -1.8 0.00
April 22
 10.3 -3.7 0.00
April 23
 10.3 -4.8 0.11
April 24
 11.9 2.4 0.20
April 25
 12.2 -3.5 0.04
April 26
 7.3 -5.9 1.68
April 27
 9.6 0.1 0.29
April 28
 11.6 -4.9 0.10
April 29
 9.8 -4.3 0.10
April 30
 9.8 3.5 0.58
May 2009 Thunder Bay Weather
Day High (°C) Low (°C) Precip. (cm)
May 1
 9.1 -0.7 0.00
May 2
 12.3 -1.7 0.00
May 3
 16.2 -2.7 0.03
May 4
 17.1 -3.7 0.00
May 5
 12.4 -1.6 0.08
May 6
 15.3 5.2 0.11
May 7
 18.6 5.4 0.69
May 8
 12.0 1.8 0.00
May 9
 6.7 -3.2 0.00
May 10
 12.4 -3.4 0.00
May 11
 16.9 -3.8 0.00
May 12
 9.6 -2.1 0.28
May 13
 17.8 6.3 0.00
May 14
 10.3 -2.7 0.00
May 15
 9.7 -3.2 0.50
May 16
 8.4 0.3 0.00
May 17
 17.7 -2.3 0.00
May 18
 23.0 2.6 0.00
May 19
 8.5 1.4 0.74
May 20
 n/a 1.7 0.60
May 21
 19.7 1.7 0.94
May 22
 16.4 -1.3 0.00
May 23
 18.4 1.3 0.00
May 24
 21.3 -0.8 0.00
May 25
 11.6 1.6 0.00
May 26
 9.1 5.9 0.11
May 27
 17.2 2.9 0.00
May 28
 25.4 4.2 0.00
May 29
 19.7 2.9 0.00
May 30
 13.2 0.5 0.00
May 31
 11.5 -3.5 0.19
June 2009 Thunder Bay Weather
Day High (°C) Low (°C) Precip. (cm)
June 1
 14.4 1.5 0.00
June 2
 16.1 1.5 0.09
June 3
 20.5 0.1 0.00
June 4
 23.6 5.2 0.08
June 5
 15.1 2.0 0.53
June 6
 15.2 -1.2 0.00
June 7
 14.7 3.0 0.00
June 8
 13.7 3.5 0.35
June 9
 14.8 6.6 0.00
June 10
 13.8 5.6 0.52
June 11
 16.7 6.2 0.07
June 12
 20.6 3.1 0.00
June 13
 22.1 5.6 1.40
June 14
 22.4 4.3 0.00
June 15
 24.5 4.6 0.00
June 16
 21.8 4.5 0.00
June 17
 23.6 5.8 0.00
June 18
 20.9 8.1 0.00
June 19
 16.0 11.5 0.06
June 20
 28.7 12.5 0.00
June 21
 26.4 11.6 0.00
June 22
 20.1 12.8 0.00
June 23
 30.9 11.6 0.03
June 24
 30.3 11.5 0.06
June 25
 28.3 12.7 0.00
June 26
 25.9 11.9 0.00
June 27
 17.6 11.1 0.07
June 28
 21.3 13.4 0.23
June 29
 16.5 11.3 0.08
June 30
 12.7 10.5 0.63
July 2009 Thunder Bay Weather
Day High (°C) Low (°C) Precip. (cm)
July 1
 20.7 9.9 0.00
July 2
 20.3 12.8 0.00
July 3
 24.0 8.0 0.00
July 4
 25.7 6.6 0.03
July 5
 24.0 5.9 0.00
July 6
 17.6 7.6 0.00
July 7
 17.7 5.5 0.00
July 8
 21.4 3.4 0.03
July 9
 22.8 5.1 0.11
July 10
 27.5 10.7 0.00
July 11
 21.7 10.2 0.03
July 12
 23.9 7.0 0.03
July 13
 25.7 5.8 0.03
July 14
 22.5 3.4 0.37
July 15
 23.8 13.3 0.08
July 16
 16.6 10.3 0.06
July 17
 20.6 9.6 0.07
July 18
 20.2 8.4 0.00
July 19
 22.7 8.8 0.00
July 20
 23.5 5.5 0.03
July 21
 23.0 11.4 0.11
July 22
 23.1 10.5 0.33
July 23
 22.3 11.3 0.00
July 24
 17.7 12.7 3.32
July 25
 22.1 12.5 0.00
July 26
 23.9 10.9 0.04
July 27
 25.0 10.9 1.82
July 28
 23.2 11.6 1.57
July 29
 22.3 13.3 0.37
July 30
 21.2 8.9 1.22
July 31
 22.4 7.0 0.66
August 2009 Thunder Bay Weather
Day High (°C) Low (°C) Precip. (cm)
August 1
 18.6 13.8 0.95
August 2
 22.0 8.3 0.03
August 3
 20.0 5.6 0.07
August 4
 21.2 10.5 0.00
August 5
 21.9 8.5 0.26
August 6
 21.9 6.8 0.06
August 7
 22.6 6.7 0.09
August 8
 19.1 13.5 0.00
August 9
 27.1 13.9 0.04
August 10
 23.1 11.5 0.32
August 11
 27.9 8.2 0.08
August 12
 29.8 9.9 0.04
August 13
 31.6 12.3 0.15
August 14
 25.5 12.2 0.14
August 15
 22.2 16.5 0.82
August 16
 23.5 16.6 0.34
August 17
 27.3 11.0 0.31
August 18
 20.6 10.2 0.14
August 19
 19.9 6.4 0.28
August 20
 15.5 13.4 3.69
August 21
 19.4 11.0 0.69
August 22
 20.2 4.8 0.12
August 23
 19.8 2.2 0.11
August 24
 23.6 7.5 0.48
August 25
 23.5 12.4 0.04
August 26
 18.5 9.8 0.06
August 27
 23.9 7.6 0.98
August 28
 12.1 10.2 1.37
August 29
 16.6 4.0 0.25
August 30
 20.3 3.1 0.05
August 31
 23.0 3.0 0.11
September 2009 Thunder Bay Weather
Day High (°C) Low (°C) Precip. (cm)
September 1
 23.7 5.5 0.09
September 2
 23.9 5.1 0.14
September 3
 27.1 8.0 0.04
September 4
 23.0 10.2 0.13
September 5
 24.4 8.6 0.12
September 6
 26.5 8.7 0.14
September 7
 26.0 9.9 0.11
September 8
 23.8 9.9 0.03
September 9
 24.3 9.3 0.12
September 10
 24.5 12.9 0.11
September 11
 25.1 12.1 0.06
September 12
 26.1 12.4 0.21
September 13
 26.4 10.5 0.03
September 14
 26.0 9.8 0.13
September 15
 19.5 8.2 0.10
September 16
 18.3 8.0 0.03
September 17
 24.2 6.9 0.18
September 18
 16.9 1.1 0.14
September 19
 22.1 0.2 0.12
September 20
 25.2 8.2 0.10
September 21
 22.6 9.4 0.07
September 22
 24.3 8.4 0.07
September 23
 21.7 5.4 0.06
September 24
 24.3 3.6 0.00
September 25
 17.9 8.5 0.00
September 26
 21.3 8.4 0.00
September 27
 18.2 9.4 1.08
September 28
 12.4 4.2 0.09
September 29
 10.3 -2.2 0.15
September 30
 13.5 -5.3 0.00
October 2009 Thunder Bay Weather
Day High (°C) Low (°C) Precip. (cm)
October 1
 10.5 -6.0 0.00
October 2
 8.4 5.6 0.31
October 3
 9.6 6.1 0.61
October 4
 12.3 6.4 0.16
October 5
 11.6 4.0 0.00
October 6
 8.6 4.0 0.08
October 7
 12.3 -1.9 0.09
October 8
 12.4 0.6 0.00
October 9
 9.0 -5.8 0.00
October 10
 3.2 -5.8 0.16
October 11
 6.2 -1.8 0.00
October 12
 5.6 -2.5 0.00
October 13
 7.5 -4.5 0.00
October 14
 5.3 -1.3 0.00
October 15
 5.5 -0.4 0.11
October 16
 5.3 -2.0 0.04
October 17
 7.7 -4.0 0.00
October 18
 11.5 -4.7 0.00
October 19
 12.7 -0.4 0.00
October 20
 7.6 -1.0 0.00
October 21
 4.4 -1.8 0.21
October 22
 6.3 -8.1 0.00
October 23
 3.4 -4.1 0.16
October 24
 5.5 -0.5 0.07
October 25
 4.4 -6.0 0.03
October 26
 4.7 2.4 1.55
October 27
 9.5 -2.3 n/a
October 28
 10.8 -4.3 0.00
October 29
 9.9 6.5 0.07
October 30
 13.0 5.0 0.20
October 31
 6.1 -3.5 0.00
November 2009 Thunder Bay Weather
Day High (°C) Low (°C) Precip. (cm)
November 1
 5.4 -6.1 0.13
November 2
 5.2 -0.3 0.00
November 3
 3.6 -2.6 0.00
November 4
 6.3 -3.7 0.00
November 5
 2.2 -5.0 0.00
November 6
 10.5 -0.6 0.00
November 7
 16.6 -1.1 0.00
November 8
 10.9 -5.8 0.24
November 9
 13.3 -3.0 0.00
November 10
 11.6 -7.7 0.00
November 11
 10.5 -7.1 0.00
November 12
 10.3 -3.9 0.00
November 13
 11.0 6.0 1.04
November 14
 6.3 1.1 1.27
November 15
 6.0 -4.1 0.00
November 16
 8.9 -6.3 0.00
November 17
 10.5 -8.1 0.00
November 18
 6.6 -7.9 0.00
November 19
 4.7 0.8 0.00
November 20
 9.7 -5.1 0.00
November 21
 8.0 -9.8 0.00
November 22
 9.7 3.8 0.00
November 23
 9.0 5.8 0.25
November 24
 6.8 4.8 0.00
November 25
 6.5 1.7 0.06
November 26
 n/a n/a n/a
November 27
 -1.4 n/a n/a
November 28
 4.1 -4.1 0.00
November 29
 1.9 -1.9 0.00
November 30
 2.7 -1.2 0.10
December 2009 Thunder Bay Weather
Day High (°C) Low (°C) Precip. (cm)
December 1
 0.1 n/a n/a
December 2
 -2.3 -12.7 0.06
December 3
 -7.5 -13.9 0.00
December 4
 -6.5 -12.5 0.00
December 5
 -6.0 -16.4 0.00
December 6
 -5.4 -16.5 0.00
December 7
 -7.3 -15.2 0.00
December 8
 -10.7 -21.2 0.00
December 9
 -11.1 -17.4 0.00
December 10
 -15.5 -20.3 0.00
December 11
 -14.3 -22.0 0.00
December 12
 -5.5 -20.1 0.00
December 13
 -5.4 -21.1 0.00
December 14
 -14.5 -19.3 0.00
December 15
 -17.3 -21.7 0.00
December 16
 -12.4 -25.6 0.00
December 17
 -4.1 -23.2 0.00
December 18
 -4.2 -8.9 0.00
December 19
 -8.8 -23.1 0.00
December 20
 -11.0 -25.5 0.13
December 21
 -5.7 -11.6 0.27
December 22
 -4.7 -9.4 0.00
December 23
 -4.7 -8.3 0.00
December 24
 1.5 -5.1 0.76
December 25
 1.3 -2.1 0.63
December 26
 1.6 -7.8 0.40
December 27
 -2.5 -8.3 0.00
December 28
 -3.3 -19.1 0.00
December 29
 -11.8 -21.7 0.00
December 30
 -5.5 -14.2 0.08
December 31
 -9.5 -18.8 0.00
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2004–2024 Thunder Bay CS location
1941–2003 Thunder Bay A location
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