London Weather in 1939

Historical record of London, Ontario weather for the year 1939 based on NOAA data.

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1939 London Weather Extremes
Highest temperature	34.4 °C	September 16
Lowest temperature	-21.1 °C	January 27
Highest daily low	23.3 °C	September 4
Lowest daily high	-12.8 °C	January 25
Most daily precipitation	5.8 cm	February 19
Most daily snow	11.2 cm	January 30
Total annual precipitation	83.1 cm	-
Total annual snow	140.0 cm	-

What was the hottest temperature in London in 1939?

The highest temperature recorded in London, Ontario in 1939 was 34.4 °C which happened on September 16.

Highest Temperatures: All-Time By Year

Highest Temperatures in London in 1939

Rank	Temperature	Date
1	34.4 °C	Sep 16
2	33.3 °C	Sep 15
3	32.2 °C	Jul 7
4	31.7 °C	Jul 27
4	31.7 °C	Jul 25
6	31.1 °C	Jul 28
6	31.1 °C	Jul 13
8	30.6 °C	Sep 3
8	30.6 °C	Aug 12
8	30.6 °C	Jul 23
8	30.6 °C	Jul 6

What was the coldest temperature in London in 1939?

The lowest temperature recorded in London, Ontario in 1939 was -21.1 °C which happened 2 different times.

Lowest Temperatures: All-Time By Year

Lowest Temperatures in London in 1939

Rank	Temperature	Date
1	-21.1 °C	January 27
1	-21.1 °C	January 20
3	-20.0 °C	February 25
4	-19.4 °C	January 19
5	-18.9 °C	January 26
6	-17.8 °C	February 23
7	-17.2 °C	March 19
7	-17.2 °C	February 16
7	-17.2 °C	February 1
7	-17.2 °C	January 23
7	-17.2 °C	January 15

January 1939 London Weather

Day	High (°C)	Low (°C)	Precip. (cm)	Snow (cm)
January 1	3.3	-15.0	0.10	1.0
January 2	-2.2	-4.4	0.00	0.0
January 3	-5.0	-8.9	0.05	0.5
January 4	3.3	-10.0	0.05	0.5
January 5	8.3	-3.9	0.15	1.5
January 6	2.8	1.1	0.00	0.0
January 7	7.8	0.6	0.00	0.0
January 8	3.3	-7.2	0.00	0.0
January 9	11.7	-2.8	0.36	0.0
January 10	8.3	2.2	0.00	0.0
January 11	0.6	-2.8	0.00	0.0
January 12	-1.1	-6.7	0.00	0.0
January 13	-3.3	-8.3	0.76	7.6
January 14	-2.2	-11.7	0.00	0.0
January 15	-2.2	-17.2	0.46	4.6
January 16	0.0	-6.7	0.00	0.0
January 17	-5.0	-7.2	0.25	2.5
January 18	-7.2	-10.6	0.05	0.5
January 19	-6.7	-19.4	0.00	0.0
January 20	-2.2	-21.1	0.13	1.3
January 21	3.3	-7.8	0.25	0.5
January 22	-5.6	-11.7	0.46	4.6
January 23	-3.3	-17.2	0.51	5.1
January 24	-2.8	-6.7	0.36	3.6
January 25	-12.8	-15.6	0.20	2.0
January 26	-11.7	-18.9	0.20	2.0
January 27	-4.4	-21.1	0.00	0.0
January 28	1.7	-12.2	0.41	4.1
January 29	2.2	-0.6	0.36	3.6
January 30	-6.1	-8.9	1.12	11.2
January 31	-3.3	-11.7	0.00	0.0

February 1939 London Weather

Day	High (°C)	Low (°C)	Precip. (cm)	Snow (cm)
February 1	1.1	-17.2	0.51	5.1
February 2	3.3	-3.9	0.00	0.0
February 3	-3.9	-5.6	0.05	0.5
February 4	-5.6	-11.1	0.00	0.0
February 5	0.6	-11.7	0.00	0.0
February 6	1.7	-3.9	0.51	5.1
February 7	1.7	-4.4	0.00	0.0
February 8	4.4	-7.8	0.00	0.0
February 9	5.0	-6.7	0.66	0.0
February 10	5.6	-6.7	0.66	0.5
February 11	-8.3	-11.1	0.00	0.0
February 12	1.7	-12.8	0.00	0.0
February 13	6.1	-1.7	0.00	0.0
February 14	3.9	-2.2	0.00	0.0
February 15	-2.8	-10.0	0.15	1.5
February 16	-3.9	-17.2	0.10	1.0
February 17	0.0	-11.7	0.25	2.5
February 18	5.6	-2.2	0.20	0.0
February 19	7.2	-1.1	5.84	0.0
February 20	1.1	-6.7	0.00	0.0
February 21	-8.3	-10.6	0.36	3.6
February 22	-8.9	-14.4	0.15	1.5
February 23	-7.2	-17.8	0.30	3.0
February 24	-5.6	-10.0	0.10	1.0
February 25	-3.3	-20.0	0.10	1.0
February 26	-3.3	-7.2	1.02	10.2
February 27	0.6	-13.3	0.25	0.0
February 28	6.1	-7.8	1.02	0.0

March 1939 London Weather

Day	High (°C)	Low (°C)	Precip. (cm)	Snow (cm)
March 1	-1.7	-3.9	0.20	2.0
March 2	-1.1	-12.8	0.00	0.0
March 3	6.1	-4.4	0.00	0.0
March 4	7.8	-2.2	0.10	0.0
March 5	3.3	1.7	0.66	0.0
March 6	2.2	-2.8	0.20	0.0
March 7	-5.6	-9.4	0.05	0.5
March 8	-3.3	-15.6	0.51	5.1
March 9	0.6	-5.6	0.05	0.5
March 10	-1.1	-7.8	0.00	0.0
March 11	-2.8	-6.7	0.20	0.0
March 12	0.0	-3.9	1.42	4.1
March 13	2.2	-3.9	0.00	0.0
March 14	0.6	-3.3	0.00	0.0
March 15	5.6	-3.3	0.46	0.0
March 16	-4.4	-10.6	0.00	0.0
March 17	-6.1	-10.6	0.00	0.0
March 18	-8.3	-14.4	0.00	0.0
March 19	1.7	-17.2	0.25	2.5
March 20	-1.1	-6.7	0.00	0.0
March 21	-2.8	-11.7	0.05	0.5
March 22	1.7	-8.3	0.00	0.0
March 23	10.6	-4.4	0.00	0.0
March 24	19.4	0.6	0.00	0.0
March 25	14.4	0.6	0.46	0.0
March 26	18.9	5.0	0.51	0.0
March 27	4.4	-1.7	0.00	0.0
March 28	2.2	-5.0	0.00	0.0
March 29	3.9	-7.8	0.25	1.5
March 30	2.2	-1.1	1.83	5.1
March 31	4.4	-1.7	0.10	0.0

April 1939 London Weather

Day	High (°C)	Low (°C)	Precip. (cm)	Snow (cm)
April 1	6.1	0.0	0.46	0.0
April 2	1.7	-1.1	0.00	0.0
April 3	4.4	-2.8	0.00	0.0
April 4	2.2	-2.8	0.00	0.0
April 5	6.7	-6.7	0.30	0.0
April 6	1.7	-1.7	0.15	1.5
April 7	1.1	-10.0	0.05	0.5
April 8	1.1	-2.2	0.15	1.5
April 9	3.9	-6.7	0.00	0.0
April 10	2.8	-1.7	3.10	0.0
April 11	5.6	0.0	0.25	2.5
April 12	-0.6	-6.1	0.25	2.5
April 13	7.2	-3.9	0.00	0.0
April 14	3.3	-1.1	1.37	0.0
April 15	8.3	0.6	0.00	0.0
April 16	5.6	-1.7	0.20	0.0
April 17	9.4	0.0	2.03	0.0
April 18	13.3	5.6	0.58	0.0
April 19	6.7	1.7	0.25	0.0
April 20	11.7	2.2	0.00	0.0
April 21	8.9	3.3	1.22	0.0
April 22	8.9	5.0	0.00	0.0
April 23	18.9	1.1	0.00	0.0
April 24	24.4	7.2	0.00	0.0
April 25	25.6	13.3	0.00	0.0
April 26	21.1	11.1	0.00	0.0
April 27	17.8	5.6	0.00	0.0
April 28	15.6	5.0	0.00	0.0
April 29	14.4	2.2	0.00	0.0
April 30	12.8	5.0	0.00	0.0

May 1939 London Weather

Day	High (°C)	Low (°C)	Precip. (cm)
May 1	10.0	0.0	0.00
May 2	12.2	0.0	0.00
May 3	14.4	-0.6	0.00
May 4	20.6	0.6	0.00
May 5	23.9	7.8	0.00
May 6	28.3	8.3	0.00
May 7	26.7	8.9	0.00
May 8	24.4	11.7	0.51
May 9	17.8	13.3	0.56
May 10	21.7	8.9	0.00
May 11	10.6	2.8	0.00
May 12	11.7	-1.7	0.00
May 13	15.0	0.0	0.00
May 14	16.1	0.6	0.00
May 15	17.8	8.3	0.05
May 16	17.8	6.7	0.00
May 17	20.0	0.6	0.00
May 18	15.0	0.0	0.00
May 19	27.2	3.3	0.00
May 20	16.7	12.2	0.36
May 21	23.3	11.1	1.22
May 22	19.4	12.2	0.05
May 23	21.7	10.0	0.00
May 24	18.9	4.4	0.00
May 25	23.9	6.7	0.00
May 26	27.2	9.4	0.00
May 27	27.8	11.7	0.20
May 28	26.1	18.3	1.63
May 29	18.3	11.1	0.00
May 30	26.1	8.9	0.00
May 31	30.0	15.6	0.00

June 1939 London Weather

Day	High (°C)	Low (°C)	Precip. (cm)
June 1	21.1	13.9	0.00
June 2	26.1	12.8	0.10
June 3	25.6	16.7	1.32
June 4	22.8	8.9	0.00
June 5	26.1	11.1	0.00
June 6	28.3	11.7	0.00
June 7	27.8	12.8	1.88
June 8	27.2	18.9	0.00
June 9	26.7	15.6	0.00
June 10	23.3	15.6	0.66
June 11	21.7	15.6	0.15
June 12	15.6	8.9	0.00
June 13	16.1	4.4	0.00
June 14	20.0	7.2	0.00
June 15	22.2	8.3	0.41
June 16	23.3	7.8	0.05
June 17	23.3	15.0	0.00
June 18	20.6	12.2	0.00
June 19	23.3	13.9	0.76
June 20	26.7	16.7	0.00
June 21	26.7	12.8	0.05
June 22	28.9	16.7	0.61
June 23	23.3	12.8	0.00
June 24	25.6	12.8	0.00
June 25	26.7	8.9	0.00
June 26	26.7	8.3	0.00
June 27	28.3	15.6	0.00
June 28	30.0	13.3	0.36
June 29	23.3	19.4	1.78
June 30	23.3	13.3	2.59

July 1939 London Weather

Day	High (°C)	Low (°C)	Precip. (cm)
July 1	23.3	12.8	0.10
July 2	23.3	5.6	0.00
July 3	26.7	11.7	0.00
July 4	28.9	14.4	0.25
July 5	27.8	18.3	0.00
July 6	30.6	15.6	0.00
July 7	32.2	17.8	0.00
July 8	27.2	23.3	0.00
July 9	28.9	15.6	0.51
July 10	19.4	14.4	0.00
July 11	26.7	8.3	0.00
July 12	27.8	16.1	0.05
July 13	31.1	20.0	1.27
July 14	21.1	13.9	0.00
July 15	18.9	7.8	0.00
July 16	21.7	8.3	0.00
July 17	23.9	4.4	0.00
July 18	26.7	8.9	0.00
July 19	27.2	10.6	0.00
July 20	26.7	11.7	0.00
July 21	28.9	13.3	0.00
July 22	26.1	11.7	0.00
July 23	30.6	15.6	0.33
July 24	30.0	13.9	0.00
July 25	31.7	15.6	0.00
July 26	28.9	17.8	0.05
July 27	31.7	16.7	0.00
July 28	31.1	16.1	0.28
July 29	25.0	18.9	0.38
July 30	21.1	17.8	2.62
July 31	29.4	15.6	0.00

August 1939 London Weather

Day	High (°C)	Low (°C)	Precip. (cm)
August 1	28.9	18.3	0.08
August 2	29.4	16.7	0.25
August 3	27.2	21.1	0.00
August 4	26.1	13.9	0.00
August 5	28.3	12.2	0.00
August 6	30.0	12.2	0.00
August 7	28.3	13.3	0.00
August 8	26.7	13.9	1.78
August 9	26.1	20.6	0.00
August 10	25.0	15.6	0.00
August 11	27.2	11.7	0.00
August 12	30.6	16.7	0.00
August 13	26.7	20.0	0.76
August 14	27.2	12.2	0.00
August 15	28.9	12.2	0.00
August 16	28.9	16.1	0.00
August 17	27.2	12.8	0.00
August 18	28.9	12.2	0.00
August 19	30.0	18.9	0.05
August 20	24.4	19.4	0.05
August 21	26.1	12.8	0.08
August 22	24.4	15.0	0.00
August 23	23.9	11.1	0.05
August 24	26.7	10.6	0.00
August 25	24.4	10.0	0.00
August 26	25.6	10.6	0.00
August 27	26.7	10.6	0.00
August 28	28.3	10.6	0.00
August 29	28.3	12.2	0.00
August 30	27.8	12.8	0.00
August 31	28.3	13.3	0.00

September 1939 London Weather

Day	High (°C)	Low (°C)	Precip. (cm)
September 1	30.0	9.4	0.00
September 2	30.0	12.2	0.76
September 3	30.6	15.0	0.00
September 4	28.3	23.3	1.32
September 5	19.4	12.2	0.00
September 6	15.6	4.4	0.25
September 7	26.7	13.3	0.28
September 8	23.9	17.8	0.00
September 9	19.4	9.4	0.28
September 10	20.0	9.4	0.86
September 11	19.4	10.6	1.02
September 12	17.8	9.4	0.41
September 13	24.4	10.6	0.00
September 14	30.0	17.8	0.00
September 15	33.3	16.7	0.00
September 16	34.4	19.4	0.08
September 17	19.4	12.2	0.00
September 18	18.9	2.2	0.00
September 19	21.1	4.4	0.00
September 20	20.6	6.1	0.00
September 21	18.9	5.0	0.00
September 22	23.9	5.0	0.00
September 23	22.2	15.0	0.00
September 24	18.9	10.0	0.18
September 25	23.3	10.0	0.84
September 26	11.1	5.0	0.08
September 27	15.6	5.6	0.08
September 28	20.0	1.7	0.00
September 29	27.8	13.9	0.28
September 30	9.4	6.7	0.41

October 1939 London Weather

Day	High (°C)	Low (°C)	Precip. (cm)
October 1	13.3	-2.8	0.00
October 2	17.8	-0.6	0.00
October 3	20.0	3.3	0.00
October 4	22.2	4.4	0.00
October 5	24.4	8.3	0.00
October 6	23.9	13.3	0.00
October 7	21.7	5.0	2.59
October 8	24.4	11.7	0.25
October 9	22.8	13.3	1.02
October 10	23.3	14.4	1.68
October 11	15.0	9.4	0.00
October 12	12.8	6.7	0.00
October 13	11.7	0.0	0.13
October 14	6.7	2.8	0.05
October 15	10.6	-1.7	0.00
October 16	16.1	4.4	0.03
October 17	4.4	2.2	0.00
October 18	14.4	-3.9	0.00
October 19	22.8	7.2	0.05
October 20	16.7	-1.1	0.10
October 21	15.0	7.8	0.10
October 22	12.2	4.4	0.53
October 23	6.1	2.8	0.00
October 24	6.7	-1.7	0.15
October 25	15.0	2.8	0.66
October 26	17.2	11.1	0.56
October 27	21.1	14.4	0.13
October 28	5.0	1.7	0.13
October 29	7.8	-4.4	0.00
October 30	6.7	5.6	0.18
October 31	7.2	0.0	0.08

November 1939 London Weather

Day	High (°C)	Low (°C)	Precip. (cm)	Snow (cm)
November 1	7.2	0.6	0.00	0.0
November 2	6.1	-2.2	0.10	0.0
November 3	3.3	-5.0	0.00	0.0
November 4	5.6	-6.1	0.00	0.0
November 5	6.7	-4.4	0.00	0.0
November 6	5.6	-3.3	0.03	0.0
November 7	8.9	-3.9	0.91	0.0
November 8	5.6	1.1	0.18	0.0
November 9	9.4	-3.9	0.05	0.0
November 10	14.4	3.3	0.86	0.0
November 11	0.0	-3.9	0.00	0.0
November 12	5.6	-5.6	0.00	0.0
November 13	2.2	-1.1	0.03	0.3
November 14	5.0	-4.4	0.00	0.0
November 15	13.3	-3.9	0.00	0.0
November 16	15.6	1.7	0.00	0.0
November 17	11.1	-1.1	0.00	0.0
November 18	10.0	1.7	0.00	0.0
November 19	6.1	-2.2	0.00	0.0
November 20	0.6	-3.9	0.00	0.0
November 21	3.9	-3.9	0.30	3.0
November 22	2.8	-2.2	0.00	0.0
November 23	2.8	-6.7	0.00	0.0
November 24	4.4	-1.1	0.00	0.0
November 25	0.6	-6.7	0.00	0.0
November 26	5.6	-8.3	0.00	0.0
November 27	5.0	-3.3	0.00	0.0
November 28	7.8	-1.7	0.00	0.0
November 29	5.6	-5.6	0.05	0.0
November 30	6.7	-1.1	0.00	0.0

December 1939 London Weather

Day	High (°C)	Low (°C)	Precip. (cm)	Snow (cm)
December 1	7.2	3.9	0.97	0.0
December 2	7.8	5.6	0.15	0.0
December 3	6.7	1.7	0.13	0.8
December 4	-1.1	-2.8	0.00	0.0
December 5	2.2	-4.4	0.05	0.0
December 6	5.0	0.0	0.00	0.0
December 7	10.0	1.7	0.56	0.5
December 8	2.8	-1.1	0.00	0.0
December 9	8.3	-2.2	0.00	0.0
December 10	6.7	2.8	0.53	0.0
December 11	0.0	-5.0	0.00	0.0
December 12	5.6	-6.1	0.23	0.0
December 13	3.9	0.6	0.25	1.0
December 14	-3.3	-4.4	0.00	0.0
December 15	2.8	-10.0	0.03	0.3
December 16	6.7	0.0	0.00	0.0
December 17	4.4	1.7	0.10	0.0
December 18	9.4	0.6	0.03	0.0
December 19	9.4	2.2	0.56	0.0
December 20	1.7	-1.1	0.15	1.5
December 21	-1.1	-3.9	0.18	1.8
December 22	0.6	-3.9	0.00	0.0
December 23	-1.1	-7.2	0.00	0.0
December 24	-0.6	-13.3	0.00	0.0
December 25	0.6	-5.6	0.00	0.0
December 26	-0.6	-7.8	0.00	0.0
December 27	-8.3	-12.2	0.00	0.0
December 28	-5.0	-13.3	0.20	2.0
December 29	-3.3	-6.7	0.13	1.3
December 30	-4.4	-7.2	0.30	3.0
December 31	-8.9	-15.6	0.10	1.0

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Weather Station Details

Years	Station	Coordinates
2002–2024	London CS	location
1941–2002	London International Airport	location
1932–1940	London Lambeth A	location
1883–1931	London South	location