London Weather in 2012

Historical record of London, Ontario weather for the year 2012 based on NOAA data.

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2012 London Weather Extremes
Highest temperature	36.1 °C	July 17
Lowest temperature	-21.4 °C	January 15
Highest daily low	23.3 °C	July 17
Lowest daily high	-9.3 °C	January 3
Most daily precipitation	4.0 cm	June 1
Total annual precipitation	66.4 cm	-

What was the hottest temperature in London in 2012?

The highest temperature recorded in London, Ontario in 2012 was 36.1 °C which happened on July 17.

Highest Temperatures: All-Time By Year

Highest Temperatures in London in 2012

Rank	Temperature	Date
1	36.1 °C	Jul 17
2	34.3 °C	Jul 4
3	34.2 °C	Aug 31
4	33.7 °C	Jul 6
5	33.6 °C	Jul 23
6	33.3 °C	Aug 3
7	32.6 °C	Jul 16
7	32.6 °C	Jun 30
9	32.5 °C	Jun 29
9	32.5 °C	Jun 21
9	32.5 °C	Jun 19

What was the coldest temperature in London in 2012?

The lowest temperature recorded in London, Ontario in 2012 was -21.4 °C which happened on Jan 15.

Lowest Temperatures: All-Time By Year

Lowest Temperatures in London in 2012

Rank	Temperature	Date
1	-21.4 °C	January 15
2	-19.5 °C	January 14
3	-17.2 °C	January 3
4	-14.6 °C	January 20
5	-12.4 °C	January 4
6	-12.3 °C	January 21
7	-12.1 °C	February 11
7	-12.1 °C	January 2
9	-11.8 °C	March 5
10	-11.7 °C	January 19

January 2012 London Weather

Day	High (°C)	Low (°C)	Precip. (cm)
January 1	6.7	-1.6	0.66
January 2	-1.5	-12.1	0.78
January 3	-9.3	-17.2	0.65
January 4	-1.1	-12.4	0.00
January 5	2.2	-2.3	0.00
January 6	7.4	1.7	0.00
January 7	5.9	-0.5	0.00
January 8	1.2	-3.4	0.00
January 9	3.4	-3.9	0.00
January 10	5.8	-1.9	0.00
January 11	6.8	-1.8	0.06
January 12	4.5	-1.1	0.34
January 13	-1.1	-7.5	0.22
January 14	-6.7	-19.5	0.08
January 15	-5.7	-21.4	0.00
January 16	3.5	-6.4	0.69
January 17	10.1	-3.9	0.76
January 18	-3.9	-7.1	0.00
January 19	-2.2	-11.7	0.23
January 20	-9.1	-14.6	0.26
January 21	-3.4	-12.3	0.00
January 22	2.3	-11.4	0.00
January 23	8.1	0.3	0.82
January 24	0.3	-2.2	0.00
January 25	-1.4	-2.6	0.06
January 26	0.8	-2.6	0.20
January 27	1.4	-1.6	0.60
January 28	0.7	-3.3	0.19
January 29	-0.7	-6.4	0.43
January 30	-1.7	-10.0	0.14
January 31	10.1	-5.4	0.00

February 2012 London Weather

Day	High (°C)	Low (°C)	Precip. (cm)
February 1	9.0	1.2	0.00
February 2	1.7	-1.7	0.00
February 3	3.4	-3.1	0.00
February 4	3.6	-3.6	0.00
February 5	2.9	-2.8	0.00
February 6	7.5	-2.9	0.00
February 7	0.9	-5.8	0.00
February 8	-0.1	-7.7	0.00
February 9	3.9	-5.7	0.00
February 10	-0.7	-4.9	0.10
February 11	-1.5	-12.1	0.40
February 12	-4.6	-9.2	0.15
February 13	0.3	-7.9	0.00
February 14	0.3	-2.5	0.07
February 15	1.8	-3.4	0.00
February 16	3.7	-1.1	0.44
February 17	3.3	-3.0	0.03
February 18	0.9	-7.3	0.11
February 19	-2.1	-9.8	0.00
February 20	1.3	-11.2	0.00
February 21	4.2	-3.0	0.22
February 22	4.7	-0.1	0.00
February 23	4.7	-1.3	0.00
February 24	3.8	-1.6	0.38
February 25	-1.0	-4.7	0.00
February 26	0.5	-4.9	0.00
February 27	8.0	-1.6	0.00
February 28	4.0	-5.3	0.00
February 29	1.6	-0.8	0.27

March 2012 London Weather

Day	High (°C)	Low (°C)	Precip. (cm)
March 1	4.3	0.3	0.41
March 2	9.0	0.1	1.07
March 3	5.7	-1.0	0.00
March 4	-1.0	-10.0	0.08
March 5	-2.9	-11.8	0.00
March 6	5.7	-7.9	0.00
March 7	15.0	3.5	0.00
March 8	12.9	-2.6	0.55
March 9	1.2	-5.0	0.03
March 10	3.7	-7.9	0.00
March 11	16.7	2.4	0.00
March 12	13.1	1.4	1.51
March 13	16.8	2.0	0.38
March 14	16.9	-1.1	0.00
March 15	21.4	8.3	0.23
March 16	21.5	8.7	0.00
March 17	22.3	9.3	0.00
March 18	21.9	10.4	0.00
March 19	22.3	9.1	0.00
March 20	24.7	11.1	0.00
March 21	25.7	11.5	0.00
March 22	27.2	11.9	0.00
March 23	20.1	12.6	0.00
March 24	13.1	6.6	0.03
March 25	17.0	2.3	0.00
March 26	4.5	-3.7	0.00
March 27	9.1	-6.4	0.00
March 28	18.7	3.4	0.00
March 29	3.7	-0.7	0.00
March 30	5.6	-2.7	0.30
March 31	6.8	-0.1	0.00

April 2012 London Weather

Day	High (°C)	Low (°C)	Precip. (cm)
April 1	5.7	2.2	0.20
April 2	12.5	0.5	0.00
April 3	13.7	-1.4	0.00
April 4	11.6	1.5	0.00
April 5	8.6	-1.0	0.00
April 6	13.2	-1.7	0.00
April 7	15.2	-3.0	0.00
April 8	13.3	0.0	0.03
April 9	12.4	1.3	0.00
April 10	7.9	0.9	0.06
April 11	8.5	0.4	0.05
April 12	12.2	-1.4	0.00
April 13	15.9	-2.5	0.00
April 14	13.6	2.2	0.05
April 15	21.3	11.1	0.54
April 16	23.0	6.8	0.00
April 17	9.2	0.5	0.00
April 18	13.8	-1.8	0.00
April 19	21.5	5.4	0.06
April 20	21.4	3.2	0.53
April 21	6.8	2.2	0.13
April 22	11.2	3.4	0.00
April 23	8.9	3.9	0.00
April 24	9.9	0.7	0.19
April 25	15.4	-1.9	0.00
April 26	14.3	2.5	0.00
April 27	8.1	-2.6	0.00
April 28	9.6	-4.5	0.00
April 29	16.0	-4.7	0.00
April 30	8.5	4.0	1.18

May 2012 London Weather

Day	High (°C)	Low (°C)	Precip. (cm)
May 1	12.8	6.8	0.00
May 2	22.9	8.5	0.00
May 3	28.1	10.1	n/a
May 4	22.8	15.0	0.08
May 5	18.5	9.2	0.00
May 6	20.7	8.5	0.00
May 7	15.8	12.4	0.24
May 8	18.3	10.9	0.74
May 9	17.2	6.4	0.00
May 10	14.9	4.3	0.00
May 11	21.9	3.5	0.00
May 12	23.2	12.5	0.06
May 13	20.6	8.4	0.03
May 14	23.8	3.7	0.00
May 15	23.6	6.4	0.00
May 16	16.7	3.9	0.16
May 17	17.8	2.0	0.00
May 18	24.0	4.5	0.00
May 19	28.0	9.4	0.00
May 20	29.9	11.4	0.00
May 21	27.3	11.7	0.00
May 22	21.9	8.9	0.00
May 23	24.8	8.1	0.00
May 24	27.0	13.9	0.00
May 25	31.2	16.5	0.00
May 26	26.9	16.1	0.00
May 27	21.5	14.8	0.42
May 28	30.8	16.8	0.00
May 29	25.6	17.8	0.38
May 30	20.9	9.6	0.00
May 31	19.3	6.9	0.00

June 2012 London Weather

Day	High (°C)	Low (°C)	Precip. (cm)
June 1	16.0	10.4	3.96
June 2	19.1	9.0	0.34
June 3	20.3	9.4	0.23
June 4	18.7	8.4	0.52
June 5	19.3	9.2	0.00
June 6	23.1	9.4	0.00
June 7	25.5	9.9	0.00
June 8	27.0	10.6	0.00
June 9	27.7	16.6	0.22
June 10	31.0	14.4	0.00
June 11	27.3	17.6	0.08
June 12	25.1	10.1	0.19
June 13	21.6	8.2	0.00
June 14	24.7	9.6	0.00
June 15	27.1	12.7	0.00
June 16	27.3	16.2	0.00
June 17	24.2	17.7	0.48
June 18	27.1	16.9	0.00
June 19	32.5	21.0	0.00
June 20	32.4	22.4	0.00
June 21	32.5	18.5	2.58
June 22	25.6	14.9	0.00
June 23	25.1	12.3	0.00
June 24	26.7	14.1	0.06
June 25	20.1	12.2	0.00
June 26	24.6	11.0	0.00
June 27	28.9	11.6	0.00
June 28	31.4	16.7	0.00
June 29	32.5	20.0	0.00
June 30	32.6	17.3	0.00

July 2012 London Weather

Day	High (°C)	Low (°C)	Precip. (cm)
July 1	29.4	16.8	0.00
July 2	31.4	14.1	0.00
July 3	27.4	18.4	0.27
July 4	34.3	18.4	1.19
July 5	30.5	21.5	0.00
July 6	33.7	20.8	0.00
July 7	32.2	18.8	0.00
July 8	29.0	15.1	0.00
July 9	27.9	13.2	0.00
July 10	27.7	14.7	0.00
July 11	28.5	12.4	0.00
July 12	30.9	13.0	0.00
July 13	31.7	16.8	0.00
July 14	28.2	16.5	0.00
July 15	29.1	19.4	0.31
July 16	32.6	18.4	n/a
July 17	36.1	23.3	0.00
July 18	30.6	19.6	0.00
July 19	22.2	17.3	0.06
July 20	25.9	12.9	0.20
July 21	28.0	11.3	0.00
July 22	31.6	19.0	0.00
July 23	33.6	22.3	0.00
July 24	28.3	16.2	0.00
July 25	27.0	11.2	0.00
July 26	27.3	19.6	0.94
July 27	26.6	17.9	1.15
July 28	27.7	17.3	0.07
July 29	28.0	13.2	0.00
July 30	28.9	12.8	0.00
July 31	29.6	18.2	0.00

August 2012 London Weather

Day	High (°C)	Low (°C)	Precip. (cm)
August 1	28.6	15.4	0.00
August 2	29.3	13.6	0.00
August 3	33.3	18.8	0.00
August 4	32.3	20.4	0.00
August 5	28.6	16.6	0.18
August 6	27.5	11.9	0.00
August 7	29.5	11.7	0.00
August 8	30.2	16.0	0.00
August 9	19.6	16.5	0.56
August 10	24.7	16.6	2.23
August 11	22.6	15.9	0.68
August 12	25.2	16.2	0.62
August 13	26.4	15.1	0.09
August 14	23.5	14.1	1.49
August 15	26.3	11.4	0.00
August 16	26.7	13.1	0.00
August 17	23.5	12.2	0.11
August 18	23.2	8.7	0.00
August 19	23.8	10.3	0.00
August 20	23.0	9.5	0.00
August 21	24.9	7.2	0.00
August 22	25.9	9.9	0.00
August 23	27.8	12.1	0.00
August 24	29.0	12.3	0.00
August 25	30.0	16.0	0.00
August 26	27.7	17.9	0.00
August 27	25.3	17.8	0.07
August 28	26.6	13.2	0.00
August 29	24.7	9.1	0.00
August 30	27.1	9.6	0.00
August 31	34.2	17.7	0.00

September 2012 London Weather

Day	High (°C)	Low (°C)	Precip. (cm)
September 1	29.3	14.6	0.00
September 2	26.9	14.6	0.00
September 3	31.4	15.9	0.00
September 4	23.7	14.9	1.25
September 5	27.8	15.2	0.00
September 6	29.0	14.8	0.00
September 7	26.5	14.4	0.64
September 8	20.6	13.5	2.18
September 9	20.4	8.3	0.06
September 10	21.5	8.6	0.00
September 11	24.1	7.5	0.00
September 12	25.8	12.6	0.00
September 13	27.8	13.8	0.00
September 14	18.8	7.9	0.86
September 15	19.5	7.1	0.00
September 16	24.2	6.7	0.00
September 17	23.0	10.0	0.00
September 18	18.1	7.8	2.59
September 19	16.3	4.7	0.00
September 20	17.2	12.5	0.30
September 21	19.9	8.0	0.61
September 22	15.4	7.7	0.17
September 23	14.0	3.9	0.00
September 24	15.4	2.2	0.00
September 25	19.3	9.9	0.00
September 26	19.3	5.5	0.00
September 27	17.4	3.9	0.00
September 28	17.6	3.4	0.00
September 29	18.4	4.7	0.59
September 30	17.4	6.4	0.00

October 2012 London Weather

Day	High (°C)	Low (°C)	Precip. (cm)
October 1	18.5	4.2	0.00
October 2	20.6	9.6	0.00
October 3	22.2	14.8	0.06
October 4	22.2	14.1	0.00
October 5	18.7	7.1	0.72
October 6	9.1	5.3	0.00
October 7	9.2	0.7	0.00
October 8	12.0	1.0	0.00
October 9	13.2	2.5	0.00
October 10	11.9	1.6	0.34
October 11	13.4	0.4	0.03
October 12	9.5	-1.5	0.11
October 13	15.3	-0.9	0.97
October 14	20.4	15.3	0.39
October 15	15.9	6.3	0.09
October 16	12.3	4.8	0.00
October 17	18.8	6.4	0.40
October 18	16.6	6.9	0.12
October 19	14.4	6.4	0.96
October 20	10.7	6.2	n/a
October 21	14.8	3.6	0.00
October 22	19.1	1.9	0.12
October 23	13.7	8.8	0.59
October 24	19.0	8.5	0.03
October 25	23.6	9.9	0.00
October 26	17.3	5.3	1.74
October 27	8.4	3.3	1.70
October 28	6.2	2.3	0.52
October 29	4.3	2.2	1.45
October 30	9.6	3.3	0.29
October 31	8.6	4.9	0.31

November 2012 London Weather

Day	High (°C)	Low (°C)	Precip. (cm)
November 1	5.9	3.1	0.14
November 2	4.7	0.1	0.04
November 3	4.9	-1.1	0.00
November 4	3.8	0.0	0.00
November 5	2.4	-2.9	0.00
November 6	2.3	-3.7	0.00
November 7	5.3	-2.9	0.00
November 8	6.3	-4.8	0.00
November 9	6.5	-0.9	0.00
November 10	11.4	5.1	0.00
November 11	16.9	10.9	0.00
November 12	16.0	1.3	0.78
November 13	1.3	-0.6	0.00
November 14	4.6	-3.6	0.00
November 15	6.9	-2.2	0.00
November 16	9.9	-4.5	0.00
November 17	9.6	-3.5	0.00
November 18	10.8	-0.3	0.00
November 19	10.1	-0.8	0.00
November 20	11.9	-0.4	0.00
November 21	10.1	-2.2	0.00
November 22	14.1	-0.4	0.00
November 23	11.1	-1.2	0.31
November 24	1.2	-2.0	0.05
November 25	0.3	-3.2	0.03
November 26	n/a	n/a	n/a
November 27	n/a	n/a	n/a
November 28	2.2	-4.0	0.00
November 29	6.7	-3.8	0.00
November 30	0.6	-3.1	0.00

December 2012 London Weather

Day	High (°C)	Low (°C)	Precip. (cm)
December 1	10.9	-2.5	0.00
December 2	11.3	6.2	1.24
December 3	13.5	1.3	0.00
December 4	14.3	3.6	0.73
December 5	3.7	-5.7	0.00
December 6	2.5	-6.0	0.00
December 7	6.3	-0.2	0.00
December 8	4.4	-1.1	0.12
December 9	1.7	-2.1	0.31
December 10	4.6	-1.5	0.30
December 11	0.7	-3.7	0.00
December 12	4.0	-2.7	0.00
December 13	5.5	-5.1	0.00
December 14	6.2	-1.7	0.00
December 15	4.8	-1.2	0.00
December 16	11.3	3.7	0.84
December 17	8.3	3.4	0.00
December 18	3.7	-1.8	0.09
December 19	4.9	-2.1	0.00
December 20	6.6	-1.7	1.72
December 21	2.0	-1.1	0.57
December 22	-0.6	-3.1	0.00
December 23	0.0	-4.7	0.00
December 24	-0.3	-3.6	0.03
December 25	0.7	-4.9	0.00
December 26	-1.8	-6.1	0.52
December 27	-2.2	-5.2	0.21
December 28	-2.1	-7.7	0.00
December 29	-2.3	-5.2	0.20
December 30	-1.9	-7.0	0.00
December 31	0.0	-7.3	0.00

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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