London Weather in 1977

Historical record of London, Ontario weather for the year 1977 based on NOAA data.

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1977 London Weather Extremes
Highest temperature	34.3 °C	July 6
Lowest temperature	-26.9 °C	December 11
Highest daily low	21.6 °C	August 28
Lowest daily high	-16.3 °C	January 29
Most daily precipitation	3.7 cm	October 8
Most daily snow	57.0 cm	December 7
Total annual precipitation	99.8 cm	-
Total annual snow	267.5 cm	-

What was the hottest temperature in London in 1977?

The highest temperature recorded in London, Ontario in 1977 was 34.3 °C which happened on July 6.

Highest Temperatures: All-Time By Year

Highest Temperatures in London in 1977

Rank	Temperature	Date
1	34.3 °C	Jul 6
2	33.9 °C	Jul 20
3	33.6 °C	Jul 15
4	31.8 °C	Jul 18
5	31.0 °C	Jul 5
6	30.7 °C	Sep 1
7	30.6 °C	Aug 28
8	30.2 °C	May 21
8	30.2 °C	May 17
10	29.9 °C	Jun 17

What was the coldest temperature in London in 1977?

The lowest temperature recorded in London, Ontario in 1977 was -26.9 °C which happened on Dec 11.

Lowest Temperatures: All-Time By Year

Lowest Temperatures in London in 1977

Rank	Temperature	Date
1	-26.9 °C	December 11
2	-25.7 °C	January 18
3	-23.7 °C	January 13
4	-22.7 °C	February 8
4	-22.7 °C	January 29
6	-22.6 °C	January 28
7	-22.2 °C	January 16
8	-21.6 °C	January 17
9	-21.5 °C	December 10
10	-21.2 °C	February 17

January 1977 London Weather

Day	High (°C)	Low (°C)	Precip. (cm)	Snow (cm)
January 1	-6.0	-12.0	0.27	5.1
January 2	-5.4	-9.7	0.04	0.6
January 3	-4.1	-13.1	0.02	0.2
January 4	-4.0	-18.0	0.08	0.6
January 5	-3.0	-19.6	0.00	0.0
January 6	-5.3	-12.9	0.08	1.4
January 7	-6.2	-11.6	0.14	2.5
January 8	-9.6	-14.6	0.20	2.2
January 9	-8.9	-17.8	0.16	1.6
January 10	-6.4	-15.3	0.98	10.0
January 11	-11.0	-17.1	0.00	0.0
January 12	-12.9	-18.5	0.06	0.6
January 13	-8.8	-23.7	0.12	1.4
January 14	-4.7	-9.9	0.03	0.4
January 15	-7.6	-18.1	0.02	0.2
January 16	-15.7	-22.2	0.00	0.0
January 17	-14.6	-21.6	0.17	1.7
January 18	-11.2	-25.7	0.06	0.6
January 19	-4.5	-13.5	0.02	0.3
January 20	-6.5	-11.5	0.04	0.5
January 21	-5.3	-12.3	0.02	0.3
January 22	-10.4	-16.3	0.00	0.0
January 23	-6.4	-18.5	0.00	0.0
January 24	-3.8	-6.8	0.00	0.0
January 25	-2.4	-11.2	0.19	1.9
January 26	-4.0	-14.0	0.26	2.6
January 27	-14.0	-18.3	0.02	0.2
January 28	-7.8	-22.6	0.69	6.9
January 29	-16.3	-22.7	0.12	1.2
January 30	-13.3	-18.2	0.00	0.0
January 31	-7.9	-16.5	0.54	5.6

February 1977 London Weather

Day	High (°C)	Low (°C)	Precip. (cm)	Snow (cm)
February 1	-5.2	-8.8	0.19	2.1
February 2	-5.6	-9.6	0.09	0.9
February 3	-1.7	-6.7	0.46	5.7
February 4	-4.7	-11.4	0.17	1.7
February 5	-8.7	-18.4	0.06	0.6
February 6	-12.0	-17.3	0.06	0.6
February 7	-9.7	-17.2	0.00	0.0
February 8	-9.0	-22.7	0.00	0.0
February 9	-0.4	-10.5	0.16	1.6
February 10	2.1	-6.8	0.00	0.0
February 11	4.3	-1.5	0.00	0.0
February 12	2.3	-2.1	0.80	0.0
February 13	1.6	-2.8	0.50	4.8
February 14	-2.5	-8.4	0.00	0.0
February 15	-7.6	-16.5	0.05	1.0
February 16	-9.8	-18.0	0.00	0.2
February 17	-6.8	-21.2	0.00	0.0
February 18	-1.1	-13.1	0.00	0.0
February 19	-1.2	-7.0	0.00	0.0
February 20	-5.5	-13.4	0.00	0.0
February 21	-7.0	-17.2	0.00	0.0
February 22	3.4	-8.2	0.00	0.0
February 23	-0.8	-3.3	0.02	0.0
February 24	5.8	-3.0	1.67	0.0
February 25	1.2	-1.4	0.04	0.4
February 26	0.9	-3.3	0.37	0.5
February 27	4.1	-4.9	0.56	0.4
February 28	-2.3	-6.1	0.04	0.8

March 1977 London Weather

Day	High (°C)	Low (°C)	Precip. (cm)	Snow (cm)
March 1	-5.2	-9.3	0.00	0.0
March 2	1.6	-8.5	0.00	0.0
March 3	2.4	-7.8	0.00	0.0
March 4	7.4	0.6	2.00	0.0
March 5	2.5	0.1	0.00	0.0
March 6	0.4	-1.2	0.02	0.2
March 7	0.0	-6.3	0.18	2.1
March 8	7.1	-6.6	0.00	0.0
March 9	11.4	4.0	0.00	0.0
March 10	13.5	1.3	0.00	0.0
March 11	16.5	-0.2	0.00	0.0
March 12	14.1	3.7	2.24	0.0
March 13	12.5	5.8	0.02	0.0
March 14	11.4	0.9	0.00	0.0
March 15	14.8	-1.0	0.14	0.0
March 16	8.4	-2.0	0.00	0.0
March 17	1.7	-2.8	0.00	0.0
March 18	-0.4	-5.7	0.62	6.2
March 19	3.9	-10.6	0.00	0.0
March 20	0.9	-5.4	0.68	7.4
March 21	5.1	-2.7	0.00	0.0
March 22	1.2	-5.4	0.36	4.8
March 23	5.1	-6.7	0.13	1.3
March 24	-4.6	-9.6	0.00	0.0
March 25	2.4	-8.4	0.00	0.0
March 26	6.7	-5.9	0.00	0.0
March 27	15.1	-2.1	0.00	0.0
March 28	12.2	5.1	1.49	0.0
March 29	21.4	8.9	0.07	0.0
March 30	22.4	5.4	0.12	0.0
March 31	8.5	-0.9	0.50	0.0

April 1977 London Weather

Day	High (°C)	Low (°C)	Precip. (cm)	Snow (cm)
April 1	7.0	-5.8	0.00	0.0
April 2	14.8	0.6	0.98	0.0
April 3	11.9	0.3	0.00	0.0
April 4	8.8	-0.9	0.76	0.0
April 5	8.8	-2.6	0.09	0.6
April 6	-0.6	-5.4	0.14	1.4
April 7	4.3	-7.5	0.47	4.5
April 8	-2.8	-9.3	0.00	0.0
April 9	6.8	-7.3	0.00	0.0
April 10	12.7	-2.0	0.00	0.0
April 11	25.6	2.5	0.00	0.0
April 12	26.8	13.1	0.00	0.0
April 13	25.9	5.7	0.00	0.0
April 14	16.1	0.0	0.00	0.0
April 15	16.5	-0.3	0.00	0.0
April 16	17.4	0.2	0.00	0.0
April 17	19.6	3.4	0.00	0.0
April 18	16.0	8.3	0.65	0.0
April 19	25.1	9.4	0.00	0.0
April 20	25.1	11.9	0.07	0.0
April 21	24.0	13.3	0.26	0.0
April 22	16.5	10.6	2.44	0.0
April 23	11.3	6.6	1.56	0.0
April 24	13.6	5.5	0.00	0.0
April 25	11.3	4.6	0.40	0.0
April 26	12.4	2.1	0.04	0.0
April 27	17.3	0.0	0.00	0.0
April 28	8.3	-1.9	0.00	0.0
April 29	12.5	-3.2	0.00	0.0
April 30	17.6	1.1	0.00	0.0

May 1977 London Weather

Day	High (°C)	Low (°C)	Precip. (cm)
May 1	21.2	3.0	0.00
May 2	16.7	4.1	0.00
May 3	15.7	1.6	0.00
May 4	9.6	5.3	0.44
May 5	22.6	8.1	0.00
May 6	23.5	7.3	0.00
May 7	14.4	0.7	0.00
May 8	14.2	-0.6	0.00
May 9	11.1	-0.3	0.00
May 10	14.5	1.2	0.00
May 11	19.8	2.5	0.00
May 12	21.1	5.5	0.00
May 13	19.8	9.8	0.29
May 14	21.5	3.5	0.00
May 15	22.0	2.1	0.00
May 16	27.2	3.5	0.00
May 17	30.2	14.3	0.20
May 18	26.5	15.0	0.96
May 19	27.4	11.2	0.00
May 20	28.9	11.2	0.00
May 21	30.2	11.5	0.00
May 22	27.8	16.9	0.00
May 23	25.1	14.8	0.00
May 24	27.5	14.5	0.10
May 25	28.0	12.4	0.00
May 26	24.8	9.7	0.00
May 27	26.8	8.3	0.00
May 28	29.2	8.5	0.00
May 29	15.5	8.7	0.00
May 30	23.6	8.2	0.00
May 31	27.4	8.8	0.70

June 1977 London Weather

Day	High (°C)	Low (°C)	Precip. (cm)
June 1	19.4	13.6	0.41
June 2	13.6	3.2	0.03
June 3	18.6	2.7	0.00
June 4	25.4	5.5	0.00
June 5	24.6	13.7	0.00
June 6	15.0	7.1	2.24
June 7	12.2	3.5	0.00
June 8	14.7	2.7	0.00
June 9	17.3	4.7	0.00
June 10	20.8	6.6	0.00
June 11	23.4	5.7	0.00
June 12	18.6	11.6	0.00
June 13	22.7	8.4	0.00
June 14	25.3	12.9	0.00
June 15	26.8	11.8	0.00
June 16	27.2	13.2	0.00
June 17	29.9	19.4	0.20
June 18	27.3	17.9	1.38
June 19	25.3	13.4	0.00
June 20	25.4	9.7	0.00
June 21	23.0	9.6	0.00
June 22	24.9	9.5	0.00
June 23	24.1	9.8	0.00
June 24	27.4	11.8	0.00
June 25	27.3	14.4	0.00
June 26	27.0	12.9	0.00
June 27	28.8	12.3	0.00
June 28	28.5	16.7	2.44
June 29	22.2	14.3	1.00
June 30	24.1	10.7	0.44

July 1977 London Weather

Day	High (°C)	Low (°C)	Precip. (cm)
July 1	25.7	14.7	0.08
July 2	22.2	11.4	0.00
July 3	26.2	11.3	0.14
July 4	29.3	18.4	0.02
July 5	31.0	21.0	0.08
July 6	34.3	17.0	2.45
July 7	24.2	15.0	1.10
July 8	25.0	15.8	0.00
July 9	26.2	13.4	0.00
July 10	23.8	10.5	0.00
July 11	26.5	11.8	0.60
July 12	27.7	20.9	0.17
July 13	26.2	16.8	0.00
July 14	28.4	13.3	0.00
July 15	33.6	18.6	0.68
July 16	28.4	20.0	0.12
July 17	27.9	19.1	0.00
July 18	31.8	16.0	0.00
July 19	28.9	21.0	1.08
July 20	33.9	20.7	0.00
July 21	26.6	15.6	0.00
July 22	24.6	11.1	0.00
July 23	26.7	10.6	0.00
July 24	25.9	14.2	0.34
July 25	23.8	11.6	0.20
July 26	22.4	10.3	0.00
July 27	23.6	7.3	0.00
July 28	24.7	9.0	0.00
July 29	26.5	13.6	0.00
July 30	25.6	14.6	0.00
July 31	28.9	14.7	0.73

August 1977 London Weather

Day	High (°C)	Low (°C)	Precip. (cm)
August 1	23.3	12.9	0.00
August 2	26.2	12.3	0.00
August 3	26.3	14.1	0.74
August 4	28.8	15.5	0.00
August 5	28.6	19.3	0.22
August 6	26.7	18.4	0.20
August 7	26.7	18.0	0.74
August 8	25.7	18.3	0.06
August 9	25.3	13.8	0.44
August 10	26.8	15.8	0.40
August 11	25.4	13.6	0.58
August 12	23.0	10.4	0.00
August 13	25.3	12.5	0.00
August 14	23.3	11.2	0.34
August 15	23.6	8.5	0.00
August 16	26.0	13.7	1.19
August 17	21.7	11.2	0.02
August 18	18.2	7.6	0.00
August 19	21.4	6.0	0.00
August 20	19.5	3.6	0.00
August 21	18.8	8.2	0.39
August 22	20.8	13.0	0.00
August 23	21.3	11.3	0.94
August 24	20.1	7.0	0.18
August 25	20.7	5.3	0.00
August 26	23.9	8.9	0.00
August 27	29.3	14.9	0.00
August 28	30.6	21.6	0.00
August 29	23.9	13.2	0.34
August 30	23.1	11.7	0.00
August 31	27.0	13.3	0.00

September 1977 London Weather

Day	High (°C)	Low (°C)	Precip. (cm)
September 1	30.7	18.9	0.02
September 2	25.0	18.6	0.40
September 3	22.6	11.0	0.00
September 4	23.8	9.5	0.00
September 5	24.4	14.1	0.12
September 6	22.0	12.0	0.00
September 7	22.4	12.3	0.00
September 8	23.7	11.0	0.00
September 9	26.0	13.0	0.38
September 10	18.3	9.4	0.04
September 11	18.4	4.9	0.00
September 12	24.1	4.4	0.06
September 13	17.4	14.0	3.10
September 14	19.2	8.6	0.00
September 15	18.3	7.8	0.02
September 16	20.9	13.2	3.50
September 17	23.9	15.4	0.16
September 18	20.5	15.4	2.14
September 19	17.9	14.9	2.02
September 20	18.4	12.5	0.22
September 21	18.0	10.9	0.00
September 22	16.7	10.2	0.06
September 23	16.1	10.9	0.12
September 24	15.3	11.7	2.76
September 25	22.1	13.0	0.00
September 26	20.4	13.2	2.54
September 27	17.0	10.8	0.09
September 28	15.3	5.0	0.02
September 29	15.8	3.6	0.00
September 30	15.4	10.4	1.06

October 1977 London Weather

Day	High (°C)	Low (°C)	Precip. (cm)
October 1	12.2	7.9	0.59
October 2	13.5	6.8	0.10
October 3	13.8	5.5	0.00
October 4	16.4	8.4	0.00
October 5	14.1	6.5	0.00
October 6	12.9	3.6	0.04
October 7	11.0	0.6	0.00
October 8	15.4	4.3	3.71
October 9	10.1	6.4	0.10
October 10	14.3	3.8	0.00
October 11	13.2	3.7	0.48
October 12	8.7	3.4	0.12
October 13	9.2	1.6	0.02
October 14	12.7	-0.6	0.00
October 15	12.3	0.2	0.26
October 16	5.7	1.4	0.00
October 17	8.4	1.1	0.00
October 18	14.7	5.3	0.00
October 19	13.6	2.1	0.00
October 20	13.4	3.2	0.00
October 21	16.9	4.0	0.24
October 22	12.8	2.4	0.00
October 23	9.7	0.8	0.00
October 24	16.4	2.3	0.00
October 25	17.6	5.0	0.00
October 26	16.4	6.3	0.14
October 27	15.6	6.1	0.00
October 28	14.4	3.7	0.00
October 29	12.4	2.2	0.00
October 30	12.7	2.0	0.00
October 31	13.7	3.3	0.00

November 1977 London Weather

Day	High (°C)	Low (°C)	Precip. (cm)	Snow (cm)
November 1	13.7	7.8	0.08	0.0
November 2	18.3	6.4	0.00	0.0
November 3	17.2	11.0	0.34	0.0
November 4	16.1	9.0	0.00	0.0
November 5	11.4	7.6	0.00	0.0
November 6	16.7	9.0	0.00	0.0
November 7	12.5	9.4	1.03	0.0
November 8	11.6	8.4	0.00	0.0
November 9	15.3	8.2	0.00	0.0
November 10	15.3	0.5	1.83	0.0
November 11	1.6	-2.1	1.48	13.1
November 12	-0.9	-9.5	0.08	1.2
November 13	-2.0	-12.8	0.02	0.2
November 14	2.3	-5.3	0.00	0.0
November 15	10.0	-0.6	0.32	0.0
November 16	10.8	6.4	1.18	0.0
November 17	7.4	0.5	0.24	1.0
November 18	3.9	1.0	0.02	0.2
November 19	5.9	-2.4	0.00	0.0
November 20	11.7	-0.4	0.92	0.0
November 21	11.6	-0.8	0.20	0.0
November 22	1.7	-2.7	0.00	0.0
November 23	5.5	-1.8	0.65	0.0
November 24	3.2	-1.7	0.00	0.0
November 25	2.7	-2.3	0.72	2.0
November 26	-0.4	-7.4	0.56	10.1
November 27	-3.7	-10.3	0.54	6.5
November 28	-1.8	-8.0	0.04	0.7
November 29	1.1	-9.3	0.00	0.0
November 30	3.0	-6.1	0.98	0.0

December 1977 London Weather

Day	High (°C)	Low (°C)	Precip. (cm)	Snow (cm)
December 1	12.3	1.6	0.64	0.0
December 2	2.6	-0.5	0.00	0.0
December 3	1.5	-4.8	0.00	0.0
December 4	-1.5	-5.8	0.00	0.0
December 5	-2.1	-8.0	0.98	12.6
December 6	-4.0	-8.6	0.14	2.4
December 7	-5.0	-14.0	2.09	57.0
December 8	0.7	-19.7	1.88	21.0
December 9	0.8	-13.5	1.18	22.6
December 10	-8.4	-21.5	0.38	5.0
December 11	-10.2	-26.9	0.00	0.0
December 12	1.6	-15.6	0.17	1.7
December 13	2.7	0.5	0.82	0.0
December 14	2.6	0.8	2.17	0.0
December 15	1.7	-0.5	0.00	0.0
December 16	2.7	0.1	0.00	0.0
December 17	1.6	-0.7	0.00	0.0
December 18	2.1	0.5	0.06	0.0
December 19	2.2	0.4	0.24	0.0
December 20	2.3	-1.4	0.78	7.2
December 21	-1.2	-6.6	0.11	1.8
December 22	-0.8	-8.8	0.06	0.9
December 23	2.3	-3.9	0.00	0.0
December 24	4.8	-5.7	0.70	0.0
December 25	4.8	-14.3	0.06	0.0
December 26	-10.5	-15.4	0.02	1.0
December 27	-8.6	-13.3	0.00	0.0
December 28	-6.8	-14.8	0.06	0.9
December 29	-3.6	-9.6	0.00	0.0
December 30	-0.4	-4.8	0.00	0.0
December 31	-2.7	-9.3	0.00	0.0

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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