Thunder Bay Weather in 1986

Historical record of Thunder Bay, Ontario weather for the year 1986 based on NOAA data.

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1986 Thunder Bay Weather Extremes
Highest temperature	35.2 °C	May 30
Lowest temperature	-35.7 °C	January 27
Highest daily low	16.6 °C	July 18
Lowest daily high	-19.2 °C	January 27
Most daily precipitation	3.3 cm	November 8
Most daily snow	15.1 cm	January 24
Total annual precipitation	64.5 cm	-
Total annual snow	159.3 cm	-

What was the hottest temperature in Thunder Bay in 1986?

The highest temperature recorded in Thunder Bay, Ontario in 1986 was 35.2 °C which happened on May 30.

Highest Temperatures: All-Time By Year

Highest Temperatures in Thunder Bay in 1986

Rank	Temperature	Date
1	35.2 °C	May 30
2	34.2 °C	May 29
3	33.0 °C	May 28
4	32.4 °C	Jul 18
5	30.6 °C	May 27
6	29.7 °C	Jul 19
7	29.1 °C	Jul 4
8	29.0 °C	Jul 29
9	28.8 °C	Jul 24
10	28.4 °C	Jul 6

What was the coldest temperature in Thunder Bay in 1986?

The lowest temperature recorded in Thunder Bay, Ontario in 1986 was -35.7 °C which happened on Jan 27.

Lowest Temperatures: All-Time By Year

Lowest Temperatures in Thunder Bay in 1986

Rank	Temperature	Date
1	-35.7 °C	January 27
2	-32.7 °C	January 28
3	-31.9 °C	February 21
4	-30.6 °C	January 2
5	-29.0 °C	January 1
6	-28.8 °C	February 27
7	-28.6 °C	January 7
8	-28.1 °C	January 26
9	-28.0 °C	February 23
10	-26.5 °C	January 6

January 1986 Thunder Bay Weather

Day	High (°C)	Low (°C)	Precip. (cm)	Snow (cm)
January 1	-12.9	-29.0	0.00	0.0
January 2	-15.8	-30.6	0.00	0.0
January 3	-13.0	-24.6	0.00	0.0
January 4	-7.4	-15.0	0.00	0.0
January 5	-10.9	-19.2	0.16	2.6
January 6	-19.0	-26.5	0.00	0.0
January 7	-17.2	-28.6	0.00	0.0
January 8	-3.1	-21.3	0.00	0.0
January 9	4.4	-11.9	0.00	0.0
January 10	1.0	-5.7	0.00	0.0
January 11	6.6	-6.3	0.00	0.0
January 12	4.0	-16.1	0.02	0.0
January 13	-10.3	-22.1	0.34	4.4
January 14	-11.3	-20.8	0.02	0.8
January 15	-2.6	-14.3	0.00	0.4
January 16	2.4	-7.7	0.00	0.0
January 17	2.4	-1.9	0.00	0.0
January 18	-1.7	-13.1	0.00	0.0
January 19	-6.1	-19.1	0.00	0.0
January 20	-5.2	-18.8	0.00	0.0
January 21	-2.7	-11.2	0.91	12.2
January 22	-11.0	-21.3	0.00	0.0
January 23	-9.5	-21.1	0.00	0.0
January 24	-0.9	-15.1	1.35	15.1
January 25	0.1	-15.3	0.17	2.2
January 26	-15.2	-28.1	0.00	0.0
January 27	-19.2	-35.7	0.00	0.0
January 28	-14.3	-32.7	0.04	0.6
January 29	-9.7	-18.2	0.00	0.0
January 30	-10.4	-19.5	0.00	0.0
January 31	-9.7	-20.9	0.00	0.0

February 1986 Thunder Bay Weather

Day	High (°C)	Low (°C)	Precip. (cm)	Snow (cm)
February 1	-4.7	-19.6	0.08	0.8
February 2	-2.1	-7.2	0.00	0.0
February 3	-0.1	-5.4	0.00	0.0
February 4	1.5	-7.8	0.00	0.0
February 5	0.4	-10.0	0.00	0.0
February 6	-6.4	-13.0	0.00	0.0
February 7	-2.3	-11.2	0.02	0.2
February 8	-4.2	-11.8	0.12	1.2
February 9	-11.5	-17.2	0.14	1.6
February 10	-10.8	-23.3	0.00	0.0
February 11	-9.6	-26.1	0.00	0.0
February 12	-6.5	-17.5	0.00	0.0
February 13	-4.0	-20.5	0.00	0.0
February 14	-9.8	-19.0	0.00	0.0
February 15	-8.2	-15.3	0.00	0.0
February 16	-5.0	-25.2	0.02	0.2
February 17	-2.0	-5.4	0.00	0.0
February 18	1.3	-5.0	0.39	3.6
February 19	-4.9	-9.8	0.32	3.2
February 20	-8.3	-26.1	0.50	5.0
February 21	-11.7	-31.9	0.00	0.0
February 22	-6.6	-20.2	0.40	5.0
February 23	-5.2	-28.0	0.00	0.0
February 24	-3.1	-18.1	0.00	0.0
February 25	-4.4	-21.0	0.78	8.4
February 26	-3.8	-19.8	1.20	12.4
February 27	-7.1	-28.8	0.00	0.0
February 28	-0.7	-21.0	0.00	0.0

March 1986 Thunder Bay Weather

Day	High (°C)	Low (°C)	Precip. (cm)	Snow (cm)
March 1	1.3	-6.7	0.00	0.0
March 2	4.1	-6.0	0.00	0.0
March 3	4.8	-9.0	0.00	0.0
March 4	1.2	-9.9	0.00	0.0
March 5	-9.0	-19.9	0.12	1.2
March 6	-8.6	-20.2	0.02	0.2
March 7	-9.9	-25.2	0.00	0.0
March 8	-7.2	-16.4	0.86	9.8
March 9	-3.4	-8.5	0.02	0.4
March 10	-0.4	-11.0	0.00	0.2
March 11	-1.1	-11.6	0.12	1.4
March 12	1.1	-9.7	0.00	0.0
March 13	4.2	-5.3	0.04	0.4
March 14	1.4	-0.7	0.34	3.4
March 15	5.8	-6.9	0.00	0.0
March 16	6.1	-10.9	0.00	0.0
March 17	7.5	-4.8	0.00	0.0
March 18	2.6	-4.0	0.36	3.0
March 19	-3.8	-17.2	0.00	0.0
March 20	-3.3	-20.6	0.00	0.0
March 21	3.6	-16.4	0.00	0.0
March 22	10.8	-4.7	0.00	0.0
March 23	5.8	-13.0	0.00	0.0
March 24	-2.8	-15.0	0.52	5.6
March 25	4.0	-2.9	0.00	0.0
March 26	2.8	-5.9	0.00	0.4
March 27	4.0	-12.2	0.00	0.0
March 28	17.0	-2.8	0.00	0.0
March 29	4.0	-3.0	0.46	0.0
March 30	13.8	1.8	0.00	0.0
March 31	8.6	1.6	0.08	0.0

April 1986 Thunder Bay Weather

Day	High (°C)	Low (°C)	Precip. (cm)	Snow (cm)
April 1	9.8	-1.9	0.00	0.0
April 2	9.0	-3.5	0.00	0.0
April 3	6.8	-0.9	0.00	0.0
April 4	7.2	-3.0	0.00	0.0
April 5	3.2	0.7	0.24	0.0
April 6	8.4	0.9	0.04	0.0
April 7	11.8	-0.5	0.36	0.0
April 8	6.4	0.6	0.00	0.0
April 9	10.6	-2.8	0.00	0.0
April 10	13.5	-2.9	0.00	0.0
April 11	13.6	-0.6	0.00	0.0
April 12	4.0	-1.4	0.00	0.0
April 13	8.8	-3.4	0.00	0.0
April 14	9.0	-0.4	0.00	0.0
April 15	9.8	0.6	0.00	0.0
April 16	10.6	-2.8	0.00	0.0
April 17	8.6	-5.7	0.00	0.0
April 18	11.6	-3.5	0.08	0.0
April 19	12.2	1.8	0.00	0.0
April 20	8.2	-2.9	0.12	1.2
April 21	5.0	-7.2	0.00	0.0
April 22	8.8	-9.0	0.00	0.0
April 23	17.3	1.6	0.02	0.0
April 24	16.3	1.7	1.64	0.0
April 25	11.7	1.0	0.74	0.0
April 26	6.8	3.6	0.22	0.0
April 27	14.3	6.0	1.28	0.0
April 28	14.8	6.3	0.32	0.0
April 29	19.0	3.6	0.34	0.0
April 30	10.4	0.9	0.08	0.0

May 1986 Thunder Bay Weather

Day	High (°C)	Low (°C)	Precip. (cm)	Snow (cm)
May 1	6.7	-1.8	0.10	1.2
May 2	9.8	-1.8	0.00	0.0
May 3	14.2	-1.4	0.00	0.0
May 4	19.4	3.0	0.86	0.0
May 5	12.8	4.8	1.76	0.0
May 6	13.8	1.3	0.00	0.0
May 7	11.4	4.4	0.00	0.0
May 8	10.4	4.8	0.02	0.0
May 9	10.6	5.8	0.02	0.0
May 10	12.6	6.4	0.00	0.0
May 11	13.5	7.8	0.00	0.0
May 12	19.7	7.5	0.00	0.0
May 13	10.6	7.7	1.00	0.0
May 14	17.8	5.2	0.72	0.0
May 15	13.9	2.9	0.00	0.0
May 16	24.3	8.0	0.00	0.0
May 17	17.6	6.6	0.00	0.0
May 18	14.5	1.5	0.00	0.0
May 19	13.5	-0.7	0.00	0.0
May 20	16.8	-0.7	0.00	0.0
May 21	20.5	1.1	0.00	0.0
May 22	17.1	2.0	0.00	0.0
May 23	23.4	6.0	0.00	0.0
May 24	20.3	5.4	0.00	0.0
May 25	24.6	8.1	0.00	0.0
May 26	25.3	6.7	0.00	0.0
May 27	30.6	8.5	0.00	0.0
May 28	33.0	10.2	0.00	0.0
May 29	34.2	14.0	0.00	0.0
May 30	35.2	11.2	0.00	0.0
May 31	11.4	5.5	2.56	0.0

June 1986 Thunder Bay Weather

Day	High (°C)	Low (°C)	Precip. (cm)
June 1	14.9	2.0	0.00
June 2	17.5	-0.5	0.00
June 3	24.3	7.0	0.02
June 4	19.0	4.0	0.00
June 5	17.0	1.0	0.00
June 6	15.8	2.4	0.00
June 7	23.2	9.4	0.74
June 8	21.8	7.1	0.00
June 9	23.8	5.2	0.00
June 10	17.7	6.6	0.86
June 11	11.4	6.0	0.22
June 12	23.0	5.0	0.00
June 13	22.5	10.0	0.00
June 14	20.4	8.4	0.10
June 15	21.5	7.3	2.98
June 16	17.0	6.1	0.06
June 17	22.8	2.3	0.00
June 18	25.2	6.6	0.00
June 19	24.8	7.8	0.00
June 20	15.0	4.0	0.00
June 21	20.0	9.9	0.96
June 22	23.3	14.0	0.42
June 23	20.1	6.1	0.00
June 24	20.0	4.0	0.00
June 25	16.3	4.5	0.26
June 26	19.6	9.4	1.10
June 27	27.0	10.3	0.00
June 28	25.6	11.0	0.00
June 29	20.2	7.5	0.00
June 30	21.2	6.0	0.00

July 1986 Thunder Bay Weather

Day	High (°C)	Low (°C)	Precip. (cm)
July 1	21.7	8.0	0.16
July 2	21.9	8.9	0.00
July 3	23.2	4.9	0.00
July 4	29.1	10.8	0.28
July 5	19.2	12.0	0.02
July 6	28.4	13.8	0.00
July 7	28.1	13.0	0.00
July 8	23.8	13.2	0.00
July 9	24.8	12.0	0.00
July 10	18.6	10.0	0.00
July 11	16.5	11.5	0.44
July 12	13.7	12.1	1.40
July 13	16.0	7.9	1.66
July 14	22.5	6.8	0.00
July 15	19.3	8.8	0.00
July 16	18.1	10.5	0.00
July 17	21.3	15.2	0.72
July 18	32.4	16.6	0.00
July 19	29.7	16.1	0.04
July 20	21.5	13.2	0.38
July 21	25.8	11.5	0.02
July 22	24.9	12.6	0.00
July 23	26.8	12.0	2.84
July 24	28.8	16.5	1.40
July 25	26.0	14.4	0.00
July 26	23.3	10.1	0.00
July 27	19.3	9.5	0.40
July 28	27.7	11.5	0.00
July 29	29.0	14.0	0.00
July 30	26.3	12.6	0.00
July 31	26.0	11.8	0.00

August 1986 Thunder Bay Weather

Day	High (°C)	Low (°C)	Precip. (cm)
August 1	21.2	11.0	1.00
August 2	19.7	12.0	0.02
August 3	22.0	12.5	0.72
August 4	23.2	11.5	0.56
August 5	20.9	11.5	0.00
August 6	20.5	10.9	0.00
August 7	19.6	9.5	0.10
August 8	26.0	15.0	0.46
August 9	28.3	12.6	0.76
August 10	19.3	10.5	0.00
August 11	21.1	8.6	0.00
August 12	24.1	6.3	0.00
August 13	25.7	11.3	0.44
August 14	18.7	14.2	0.12
August 15	27.1	14.4	0.00
August 16	27.4	12.5	0.02
August 17	22.8	10.1	0.00
August 18	22.2	7.1	0.00
August 19	24.3	7.0	0.00
August 20	22.3	10.0	1.12
August 21	20.6	6.6	0.00
August 22	13.9	6.0	0.76
August 23	22.9	9.4	0.00
August 24	22.9	5.3	0.00
August 25	24.0	13.3	0.04
August 26	14.9	3.3	0.00
August 27	14.3	2.2	0.02
August 28	19.5	3.7	0.00
August 29	23.0	5.9	0.00
August 30	22.3	5.1	0.00
August 31	25.1	11.2	0.04

September 1986 Thunder Bay Weather

Day	High (°C)	Low (°C)	Precip. (cm)
September 1	20.7	10.0	2.05
September 2	12.7	9.6	0.06
September 3	18.2	12.4	0.36
September 4	20.0	11.7	0.12
September 5	13.8	4.5	0.02
September 6	12.9	0.4	0.00
September 7	19.0	-0.8	0.00
September 8	17.0	1.2	0.00
September 9	12.9	0.5	0.00
September 10	14.7	9.2	0.30
September 11	14.1	5.0	0.04
September 12	20.0	0.9	0.38
September 13	11.8	-0.5	0.00
September 14	13.7	2.2	0.00
September 15	15.5	-0.3	0.00
September 16	11.6	-1.4	0.00
September 17	13.0	8.5	2.56
September 18	15.0	4.9	0.00
September 19	14.0	1.2	0.00
September 20	17.1	5.5	0.00
September 21	12.9	5.7	0.18
September 22	21.6	8.2	0.02
September 23	22.6	4.9	0.00
September 24	22.0	7.5	0.00
September 25	12.8	11.0	0.46
September 26	12.5	9.0	0.68
September 27	11.5	8.3	0.66
September 28	16.8	9.4	0.40
September 29	14.4	9.3	0.02
September 30	19.4	4.2	0.00

October 1986 Thunder Bay Weather

Day	High (°C)	Low (°C)	Precip. (cm)	Snow (cm)
October 1	16.2	1.8	0.00	0.0
October 2	14.2	1.8	0.00	0.0
October 3	9.6	0.7	0.04	0.0
October 4	8.9	-0.9	0.04	0.0
October 5	7.5	0.6	0.24	0.0
October 6	10.3	-1.5	0.02	0.0
October 7	16.4	2.6	0.22	0.0
October 8	7.0	-3.5	0.02	0.0
October 9	6.8	-7.1	0.00	0.0
October 10	10.6	-5.4	0.00	0.0
October 11	9.7	2.6	0.52	0.0
October 12	2.6	0.6	0.20	0.8
October 13	3.3	0.3	0.40	2.0
October 14	3.4	-0.2	0.86	7.2
October 15	5.5	-0.4	0.10	0.0
October 16	6.7	-3.0	0.02	0.0
October 17	7.7	-4.7	0.00	0.0
October 18	12.1	-4.1	0.00	0.0
October 19	15.9	-1.9	0.00	0.0
October 20	19.7	0.0	0.00	0.0
October 21	21.5	0.0	0.00	0.0
October 22	20.5	0.2	0.00	0.0
October 23	6.5	-0.5	0.00	0.0
October 24	7.8	-3.9	0.00	0.0
October 25	10.8	-5.2	0.00	0.0
October 26	8.0	-2.1	0.00	0.0
October 27	9.5	-3.5	0.00	0.0
October 28	14.3	3.8	0.00	0.0
October 29	4.7	-6.8	0.00	0.0
October 30	5.8	-10.7	0.10	0.0
October 31	12.4	-0.2	0.06	0.0

November 1986 Thunder Bay Weather

Day	High (°C)	Low (°C)	Precip. (cm)	Snow (cm)
November 1	1.3	-4.3	0.00	0.0
November 2	1.5	-5.6	0.08	1.0
November 3	0.4	-11.1	0.59	5.4
November 4	-1.1	-18.0	0.00	0.0
November 5	6.5	-5.5	0.36	2.6
November 6	3.6	0.0	0.38	0.2
November 7	6.4	0.0	0.28	0.0
November 8	10.0	-5.8	3.26	0.4
November 9	-4.1	-9.8	0.04	0.8
November 10	-6.3	-14.3	0.04	0.4
November 11	-8.8	-17.2	0.00	0.2
November 12	-10.6	-18.0	0.02	0.2
November 13	-8.6	-18.2	0.00	0.0
November 14	-2.5	-10.7	0.00	0.0
November 15	-6.4	-14.4	0.00	0.0
November 16	-0.7	-11.5	0.10	1.4
November 17	-2.7	-17.7	0.00	0.0
November 18	-7.3	-19.4	0.00	0.0
November 19	-0.7	-17.5	0.42	4.8
November 20	-0.1	-6.7	0.00	0.2
November 21	1.2	-7.0	0.02	0.4
November 22	1.4	-4.0	0.32	1.4
November 23	0.1	-6.1	0.22	2.2
November 24	0.2	-10.8	0.06	0.8
November 25	7.0	-10.8	0.02	0.0
November 26	2.7	-10.0	0.00	0.0
November 27	7.6	-10.0	0.04	0.4
November 28	2.8	-2.7	0.00	0.0
November 29	-1.0	-12.4	0.02	1.0
November 30	-2.1	-12.7	0.00	0.4

December 1986 Thunder Bay Weather

Day	High (°C)	Low (°C)	Precip. (cm)	Snow (cm)
December 1	1.2	-7.5	0.00	0.0
December 2	1.9	-0.7	0.06	0.6
December 3	-0.7	-9.5	0.32	3.8
December 4	-4.7	-11.9	0.00	0.0
December 5	-1.2	-16.2	0.00	0.2
December 6	-5.7	-15.4	0.00	0.0
December 7	-8.5	-17.2	0.00	0.0
December 8	-1.3	-16.4	0.22	7.4
December 9	-0.9	-14.3	0.18	2.6
December 10	-13.5	-20.0	0.04	0.4
December 11	-9.2	-21.5	0.08	1.0
December 12	-17.0	-25.0	0.00	0.0
December 13	-6.2	-25.8	0.00	0.0
December 14	-4.5	-9.9	0.04	0.4
December 15	-3.0	-8.8	0.00	0.0
December 16	-0.5	-13.2	0.00	0.0
December 17	-0.8	-4.0	0.00	0.0
December 18	2.0	-6.9	0.00	0.0
December 19	-0.6	-12.0	0.00	0.0
December 20	-1.4	-15.2	0.00	0.0
December 21	3.4	-17.9	0.00	0.0
December 22	5.4	-7.0	0.00	0.0
December 23	-1.2	-11.7	0.00	0.0
December 24	-0.3	-11.4	0.00	0.0
December 25	0.4	-11.3	0.00	0.0
December 26	-6.0	-16.7	0.00	0.0
December 27	0.7	-11.8	0.00	0.0
December 28	2.2	-8.8	0.00	0.0
December 29	0.8	-3.5	0.00	0.0
December 30	0.5	-5.7	0.00	0.0
December 31	1.5	-0.5	0.04	0.4

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Weather Station Details

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