Thunder Bay Weather in 1983

Historical record of Thunder Bay, Ontario weather for the year 1983 based on NOAA data.

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1983 Thunder Bay Weather Extremes
Highest temperature	40.3 °C	August 7
Lowest temperature	-33.3 °C	December 19
Highest daily low	17.9 °C	August 3
Lowest daily high	-24.4 °C	December 18
Most daily precipitation	3.9 cm	August 10
Most daily snow	20.6 cm	April 14
Total annual precipitation	75.9 cm	-
Total annual snow	208.8 cm	-

What was the hottest temperature in Thunder Bay in 1983?

The highest temperature recorded in Thunder Bay, Ontario in 1983 was 40.3 °C which happened on August 7.

Highest Temperatures: All-Time By Year

Highest Temperatures in Thunder Bay in 1983

Rank	Temperature	Date
1	40.3 °C	Aug 7
2	34.1 °C	Jul 14
3	33.8 °C	Jul 11
4	33.4 °C	Jul 13
5	33.2 °C	Aug 5
6	31.8 °C	Jul 27
7	31.5 °C	Jun 22
8	31.4 °C	Sep 2
9	31.2 °C	Jul 29
10	31.1 °C	Sep 1

What was the coldest temperature in Thunder Bay in 1983?

The lowest temperature recorded in Thunder Bay, Ontario in 1983 was -33.3 °C which happened on Dec 19.

Lowest Temperatures: All-Time By Year

Lowest Temperatures in Thunder Bay in 1983

Rank	Temperature	Date
1	-33.3 °C	December 19
2	-31.9 °C	December 18
3	-30.3 °C	December 20
4	-29.4 °C	February 7
4	-29.4 °C	February 6
6	-29.0 °C	January 18
7	-28.0 °C	January 19
8	-27.6 °C	December 23
8	-27.6 °C	December 17
8	-27.6 °C	January 27
8	-27.6 °C	January 2

January 1983 Thunder Bay Weather

Day	High (°C)	Low (°C)	Precip. (cm)	Snow (cm)
January 1	-5.6	-18.0	0.14	2.0
January 2	-11.7	-27.6	0.00	0.0
January 3	-3.9	-17.5	0.02	0.4
January 4	0.5	-4.2	0.08	1.4
January 5	-1.8	-5.2	0.00	0.0
January 6	-0.1	-5.0	0.33	3.3
January 7	-4.9	-16.7	0.00	0.0
January 8	-1.7	-19.4	0.00	0.0
January 9	2.1	-2.0	0.41	1.7
January 10	2.0	-4.0	0.32	2.8
January 11	-4.0	-22.0	0.00	0.0
January 12	-9.1	-24.1	0.14	3.4
January 13	-10.2	-23.4	0.26	2.6
January 14	-10.0	-25.2	0.46	4.6
January 15	-13.4	-25.3	0.00	0.0
January 16	-9.9	-18.4	0.20	4.2
January 17	-16.4	-25.9	0.00	0.0
January 18	-17.4	-29.0	0.00	0.0
January 19	-5.3	-28.0	0.02	0.4
January 20	-2.5	-18.2	0.00	0.0
January 21	-3.2	-19.9	0.00	0.0
January 22	-1.3	-18.0	0.00	0.0
January 23	0.5	-5.2	0.00	0.0
January 24	-1.1	-15.2	0.00	0.0
January 25	-14.4	-24.3	0.00	0.0
January 26	-15.9	-24.4	0.00	0.0
January 27	-6.3	-27.6	0.00	0.0
January 28	-0.3	-6.6	0.00	0.0
January 29	1.2	-1.4	1.28	10.4
January 30	-1.4	-11.6	0.04	0.4
January 31	-7.0	-18.8	0.02	0.2

February 1983 Thunder Bay Weather

Day	High (°C)	Low (°C)	Precip. (cm)	Snow (cm)
February 1	-4.3	-20.9	0.00	0.0
February 2	-8.2	-16.7	0.00	0.0
February 3	-13.1	-20.0	0.00	0.0
February 4	-12.9	-26.3	0.00	0.0
February 5	-12.4	-24.0	0.08	0.8
February 6	-14.2	-29.4	0.00	0.0
February 7	-7.7	-29.4	0.00	0.0
February 8	-10.4	-18.4	0.00	0.0
February 9	-9.5	-17.4	0.16	1.9
February 10	-3.5	-9.8	0.24	4.0
February 11	-1.6	-5.7	0.20	2.5
February 12	0.3	-5.7	0.00	0.0
February 13	3.6	-0.8	0.00	0.0
February 14	4.8	-1.1	0.00	0.0
February 15	1.7	-2.2	0.00	0.0
February 16	3.3	-0.3	0.00	0.0
February 17	2.1	-8.9	0.02	0.2
February 18	-4.7	-9.7	0.45	5.2
February 19	-3.1	-8.0	0.98	10.4
February 20	0.1	-5.2	0.69	6.9
February 21	-2.1	-4.8	0.00	0.0
February 22	3.6	-2.9	0.00	0.0
February 23	0.9	-8.4	0.00	0.0
February 24	-4.4	-14.1	0.00	0.0
February 25	-4.4	-19.9	0.00	0.0
February 26	1.2	-18.4	0.00	0.0
February 27	2.5	-1.0	0.54	0.8
February 28	-1.0	-13.6	0.06	0.4

March 1983 Thunder Bay Weather

Day	High (°C)	Low (°C)	Precip. (cm)	Snow (cm)
March 1	-7.6	-14.8	0.00	0.0
March 2	-2.4	-8.5	0.04	0.4
March 3	-1.5	-3.9	0.40	3.8
March 4	0.6	-2.9	0.06	0.0
March 5	5.1	0.1	0.12	0.0
March 6	5.0	2.1	1.64	0.0
March 7	4.3	1.2	1.36	0.0
March 8	7.6	-6.6	0.00	0.0
March 9	-5.5	-10.4	0.19	4.1
March 10	-1.9	-14.6	0.00	0.0
March 11	-0.4	-16.1	0.00	0.0
March 12	5.1	-10.0	0.00	0.0
March 13	3.2	-3.7	0.02	0.0
March 14	2.1	-5.4	0.00	0.0
March 15	1.2	-5.0	0.00	0.0
March 16	-0.3	-3.4	0.00	0.0
March 17	1.4	-2.4	0.16	2.0
March 18	0.1	-5.6	0.02	0.6
March 19	-4.4	-9.2	0.00	0.0
March 20	-3.6	-13.4	0.00	0.0
March 21	-5.9	-17.2	0.00	0.0
March 22	-4.8	-16.6	0.00	0.0
March 23	-6.6	-15.6	0.00	0.0
March 24	-4.7	-20.4	0.00	0.0
March 25	2.3	-16.0	0.00	0.0
March 26	5.9	-9.7	0.00	0.0
March 27	2.4	-4.1	0.00	0.0
March 28	1.2	-8.4	0.00	0.0
March 29	2.4	-10.4	0.00	0.0
March 30	0.7	-3.0	0.14	1.6
March 31	2.7	0.0	0.06	0.3

April 1983 Thunder Bay Weather

Day	High (°C)	Low (°C)	Precip. (cm)	Snow (cm)
April 1	2.3	-2.3	0.28	2.6
April 2	8.2	-4.4	0.00	0.0
April 3	6.2	1.1	0.00	0.0
April 4	7.3	-1.4	0.00	0.0
April 5	7.9	-2.7	0.00	0.0
April 6	4.0	-0.2	0.00	0.0
April 7	7.8	-1.2	0.00	0.0
April 8	9.3	-4.5	0.00	0.0
April 9	7.5	-7.0	0.00	0.0
April 10	3.8	0.8	0.73	1.8
April 11	8.8	-3.8	0.00	0.0
April 12	3.2	-3.9	0.00	0.0
April 13	2.6	-0.1	1.67	13.8
April 14	0.3	-6.5	2.30	20.6
April 15	-2.1	-8.0	0.10	1.2
April 16	-2.4	-14.0	0.02	0.2
April 17	-0.3	-18.4	0.00	0.0
April 18	1.8	-16.4	0.00	0.0
April 19	5.7	-12.7	0.00	0.0
April 20	8.0	-6.3	0.00	0.0
April 21	11.7	-1.4	0.00	0.0
April 22	11.7	-1.1	0.00	0.0
April 23	11.3	-2.4	0.00	0.0
April 24	11.8	-3.0	0.00	0.0
April 25	21.9	-1.6	0.00	0.0
April 26	13.5	-1.7	0.50	0.0
April 27	11.6	-1.3	0.00	0.0
April 28	12.9	-2.4	0.34	0.0
April 29	7.6	-0.2	0.00	0.0
April 30	10.4	-1.1	0.00	0.0

May 1983 Thunder Bay Weather

Day	High (°C)	Low (°C)	Precip. (cm)
May 1	10.1	-3.5	0.00
May 2	16.3	-2.7	0.00
May 3	14.5	-2.9	0.00
May 4	8.5	-0.2	0.00
May 5	11.4	-5.0	0.00
May 6	8.6	-3.7	0.00
May 7	12.2	-0.1	0.00
May 8	9.5	-3.4	0.00
May 9	8.7	-5.9	0.00
May 10	14.8	-2.5	0.00
May 11	16.0	-1.0	0.00
May 12	15.1	-0.3	0.00
May 13	18.0	5.5	0.04
May 14	11.7	-1.5	0.00
May 15	6.7	-4.9	0.00
May 16	8.9	-5.7	0.00
May 17	16.1	-5.9	0.00
May 18	21.8	1.2	0.00
May 19	12.1	7.3	0.09
May 20	10.5	5.0	0.44
May 21	11.8	4.3	0.00
May 22	12.4	4.7	1.12
May 23	19.7	4.6	0.00
May 24	11.3	0.8	0.34
May 25	13.3	-2.1	0.00
May 26	13.3	-1.4	0.00
May 27	15.9	-1.6	0.00
May 28	7.8	5.2	1.06
May 29	14.5	6.2	1.11
May 30	14.6	7.9	0.59
May 31	19.2	3.8	0.00

June 1983 Thunder Bay Weather

Day	High (°C)	Low (°C)	Precip. (cm)
June 1	19.9	0.9	0.00
June 2	21.6	2.8	0.00
June 3	16.0	6.3	0.86
June 4	10.4	8.1	1.81
June 5	16.7	7.0	0.08
June 6	19.4	2.9	0.04
June 7	17.0	2.5	0.00
June 8	10.2	-0.6	0.52
June 9	15.9	4.0	0.00
June 10	20.6	1.5	0.02
June 11	29.4	7.2	0.00
June 12	22.1	10.1	0.00
June 13	26.7	11.0	0.00
June 14	23.8	13.0	0.13
June 15	21.7	8.6	0.36
June 16	16.8	8.6	0.04
June 17	16.1	7.4	0.00
June 18	21.0	5.3	0.00
June 19	19.4	4.9	0.00
June 20	21.0	5.9	0.00
June 21	21.9	12.1	0.00
June 22	31.5	11.9	0.21
June 23	28.6	13.7	0.00
June 24	29.3	13.3	0.00
June 25	25.2	14.1	1.01
June 26	22.8	8.9	0.72
June 27	17.4	4.1	0.00
June 28	21.3	5.0	0.00
June 29	18.8	4.0	0.00
June 30	20.3	12.6	0.99

July 1983 Thunder Bay Weather

Day	High (°C)	Low (°C)	Precip. (cm)
July 1	21.1	13.7	0.00
July 2	16.0	11.8	0.54
July 3	24.2	11.3	2.68
July 4	18.8	4.1	0.66
July 5	20.7	2.7	0.00
July 6	24.1	4.6	0.00
July 7	30.6	11.0	0.02
July 8	26.6	14.6	0.00
July 9	21.4	8.6	0.00
July 10	20.2	9.4	0.00
July 11	33.8	12.5	0.00
July 12	30.7	15.5	0.00
July 13	33.4	12.0	0.00
July 14	34.1	16.6	0.00
July 15	24.8	16.0	0.00
July 16	25.8	15.0	0.56
July 17	29.3	17.2	0.00
July 18	29.1	15.0	0.04
July 19	27.7	15.8	0.00
July 20	29.8	14.0	0.00
July 21	24.9	13.2	0.00
July 22	27.1	9.9	0.00
July 23	26.4	13.6	0.04
July 24	25.3	13.5	0.00
July 25	29.3	11.4	0.00
July 26	28.8	12.8	0.00
July 27	31.8	14.4	1.34
July 28	28.2	17.0	0.08
July 29	31.2	16.8	0.00
July 30	21.8	14.0	0.00
July 31	23.9	15.8	0.28

August 1983 Thunder Bay Weather

Day	High (°C)	Low (°C)	Precip. (cm)
August 1	29.3	15.6	0.00
August 2	29.9	15.0	1.56
August 3	27.5	17.9	0.46
August 4	24.8	16.1	0.00
August 5	33.2	15.1	0.00
August 6	31.0	17.5	0.00
August 7	40.3	13.0	1.48
August 8	26.3	11.3	0.00
August 9	21.1	7.7	0.00
August 10	16.8	14.3	3.89
August 11	23.8	9.5	0.00
August 12	26.6	10.5	0.00
August 13	27.4	9.0	0.00
August 14	29.3	16.2	0.00
August 15	27.1	12.5	0.00
August 16	28.1	14.0	0.00
August 17	26.5	15.5	0.00
August 18	29.2	14.4	0.00
August 19	30.0	16.3	1.26
August 20	22.7	12.9	0.00
August 21	18.6	14.1	1.23
August 22	24.3	12.0	0.00
August 23	26.6	10.6	0.00
August 24	24.2	10.6	0.08
August 25	29.2	14.0	0.00
August 26	29.6	17.2	0.02
August 27	29.9	15.6	0.00
August 28	28.8	13.9	0.00
August 29	22.1	14.4	0.82
August 30	24.7	13.1	0.00
August 31	27.4	10.7	0.00

September 1983 Thunder Bay Weather

Day	High (°C)	Low (°C)	Precip. (cm)
September 1	31.1	11.4	0.00
September 2	31.4	16.6	0.00
September 3	29.5	17.3	0.02
September 4	26.7	10.5	0.26
September 5	23.9	12.7	0.46
September 6	22.7	10.6	0.00
September 7	22.1	10.0	0.00
September 8	26.0	6.9	0.07
September 9	21.7	16.6	0.77
September 10	24.0	13.0	2.05
September 11	18.0	6.1	0.00
September 12	16.0	3.9	0.00
September 13	13.8	0.4	0.43
September 14	15.8	0.8	0.00
September 15	15.0	1.1	0.16
September 16	15.1	8.0	0.54
September 17	13.3	2.3	0.03
September 18	17.6	8.3	0.00
September 19	12.8	7.0	0.00
September 20	13.7	3.3	0.06
September 21	10.0	2.2	0.02
September 22	9.4	-1.5	0.04
September 23	14.7	-3.0	0.00
September 24	16.7	-2.3	0.00
September 25	24.1	2.2	0.00
September 26	23.5	4.7	0.00
September 27	18.1	2.5	0.04
September 28	22.8	12.0	0.14
September 29	17.2	10.8	1.71
September 30	12.4	10.2	1.58

October 1983 Thunder Bay Weather

Day	High (°C)	Low (°C)	Precip. (cm)	Snow (cm)
October 1	19.8	11.2	0.22	0.0
October 2	14.4	8.2	0.72	0.0
October 3	10.6	6.5	0.24	0.0
October 4	8.3	4.3	0.02	0.0
October 5	14.4	5.4	0.23	0.0
October 6	10.0	1.0	0.02	0.0
October 7	7.3	1.2	0.63	0.0
October 8	11.2	-2.1	0.00	0.0
October 9	15.3	-2.0	0.00	0.0
October 10	12.0	6.5	0.36	0.0
October 11	13.9	5.0	1.37	0.0
October 12	5.3	2.6	0.74	0.0
October 13	6.4	0.9	1.09	1.3
October 14	5.7	-3.5	0.78	7.0
October 15	6.9	-5.2	0.78	0.0
October 16	11.7	4.5	0.10	0.0
October 17	8.7	-3.2	0.02	0.0
October 18	6.2	-4.7	0.00	0.0
October 19	7.7	-6.7	0.00	0.0
October 20	9.4	-2.7	0.00	0.0
October 21	10.8	-5.0	0.00	0.0
October 22	9.6	0.4	0.00	0.0
October 23	11.2	-2.9	0.00	0.0
October 24	13.4	-0.9	0.10	0.0
October 25	10.5	0.8	0.00	0.0
October 26	12.4	-1.0	0.00	0.0
October 27	20.0	0.6	0.00	0.0
October 28	8.0	-0.7	0.05	0.0
October 29	8.4	-4.4	0.00	0.0
October 30	13.2	-5.5	0.00	0.0
October 31	12.8	-2.6	0.00	0.0

November 1983 Thunder Bay Weather

Day	High (°C)	Low (°C)	Precip. (cm)	Snow (cm)
November 1	12.6	2.9	0.00	0.0
November 2	10.9	-1.1	0.00	0.0
November 3	1.9	-8.0	0.00	0.0
November 4	6.1	-9.4	0.00	0.0
November 5	11.1	-6.8	0.00	0.0
November 6	12.9	-0.6	0.00	0.0
November 7	10.1	-4.4	0.00	0.0
November 8	10.0	1.5	0.00	0.0
November 9	2.1	-4.7	0.26	2.6
November 10	-1.5	-8.4	0.00	0.0
November 11	-1.1	-12.0	0.00	0.0
November 12	1.2	-15.0	0.00	0.0
November 13	1.2	-12.0	0.20	2.0
November 14	2.7	0.0	0.05	0.2
November 15	3.9	-0.1	0.00	0.0
November 16	0.8	-3.7	0.00	0.0
November 17	0.2	-5.7	0.00	0.0
November 18	3.1	-0.2	0.00	0.0
November 19	5.2	1.3	1.00	0.4
November 20	5.6	0.2	3.39	3.4
November 21	0.6	-4.1	0.42	4.8
November 22	-1.4	-4.1	0.33	3.3
November 23	7.1	-2.4	3.75	4.6
November 24	-1.3	-6.7	0.00	0.0
November 25	-3.3	-8.0	0.00	0.0
November 26	-2.7	-10.5	0.00	0.0
November 27	-1.3	-10.4	0.00	0.0
November 28	-3.1	-5.4	0.72	6.7
November 29	-4.2	-6.2	0.26	2.6
November 30	-4.3	-8.2	0.00	0.0

December 1983 Thunder Bay Weather

Day	High (°C)	Low (°C)	Precip. (cm)	Snow (cm)
December 1	-5.9	-14.4	0.00	0.0
December 2	-8.1	-19.1	0.00	0.0
December 3	-2.3	-21.8	0.02	0.2
December 4	-1.7	-12.4	0.00	0.0
December 5	-7.4	-20.2	0.00	0.0
December 6	-10.9	-22.3	0.00	0.0
December 7	-9.0	-22.5	0.00	0.0
December 8	-7.9	-20.8	0.00	0.2
December 9	-15.6	-27.4	0.00	0.0
December 10	-11.0	-26.9	0.19	2.8
December 11	-1.1	-11.6	1.94	20.4
December 12	-2.0	-18.4	0.00	0.0
December 13	-7.3	-16.8	0.55	6.6
December 14	-6.8	-9.1	0.00	0.2
December 15	-9.1	-19.2	0.10	1.0
December 16	-16.8	-22.5	0.02	0.2
December 17	-19.9	-27.6	0.00	0.0
December 18	-24.4	-31.9	0.00	0.0
December 19	-22.2	-33.3	0.00	0.0
December 20	-18.6	-30.3	0.00	0.0
December 21	-5.9	-23.9	0.77	11.8
December 22	-10.1	-23.4	0.10	1.6
December 23	-21.5	-27.6	0.00	0.0
December 24	-20.1	-24.3	0.00	0.0
December 25	-15.4	-27.2	0.08	1.0
December 26	-8.2	-17.8	0.00	0.0
December 27	-11.0	-21.2	0.00	0.0
December 28	-13.1	-22.8	0.00	0.0
December 29	-15.8	-26.3	0.00	0.0
December 30	-8.0	-19.7	0.00	0.0
December 31	-10.4	-21.6	0.00	0.0

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Weather Station Details

Years	Station	Coordinates
2004–2024	Thunder Bay CS	location
1941–2003	Thunder Bay A	location