Ottawa Weather in 2020

Historical record of Ottawa, Ontario weather for the year 2020 based on NOAA data.

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Year:

2020 Ottawa Weather Extremes
Highest temperature	37.0 °C	July 10
Lowest temperature	-26.5 °C	February 9
Highest daily low	23.5 °C	July 27
Lowest daily high	-15.0 °C	February 8
Most daily precipitation	5.6 cm	December 24
Most daily snow	14.0 cm	November 22

What was the hottest temperature in Ottawa in 2020?

The highest temperature recorded in Ottawa, Ontario in 2020 was 37.0 °C which happened on July 10.

Highest Temperatures: All-Time By Year

Highest Temperatures in Ottawa in 2020

Rank	Temperature	Date
1	37.0 °C	Jul 10
2	36.0 °C	Jul 9
3	35.0 °C	Jul 26
3	35.0 °C	May 27
5	34.5 °C	Jul 7
6	34.0 °C	Jun 22
7	33.0 °C	Jul 18
7	33.0 °C	Jul 8
7	33.0 °C	Jun 21
7	33.0 °C	Jun 20

What was the coldest temperature in Ottawa in 2020?

The lowest temperature recorded in Ottawa, Ontario in 2020 was -26.5 °C which happened on Feb 9.

Lowest Temperatures: All-Time By Year

Lowest Temperatures in Ottawa in 2020

Rank	Temperature	Date
1	-26.5 °C	February 9
2	-25.0 °C	February 14
3	-22.0 °C	February 15
4	-21.0 °C	February 8
5	-20.0 °C	January 17
6	-19.0 °C	January 21
6	-19.0 °C	January 20
8	-18.0 °C	December 16
8	-18.0 °C	January 9
10	-17.5 °C	January 18

January 2020 Ottawa Weather

Day	High (°C)	Low (°C)	Precip. (cm)	Snow (cm)
January 1	1.5	-2.0	0.10	0.0
January 2	5.0	-4.5	0.00	0.0
January 3	6.0	1.5	0.00	0.0
January 4	1.0	-1.0	0.18	3.0
January 5	-5.5	-7.5	0.08	1.0
January 6	-5.0	-13.0	0.24	5.0
January 7	0.0	-9.0	0.06	1.0
January 8	-1.5	-5.5	0.00	0.0
January 9	-6.5	-18.0	0.00	0.0
January 10	4.5	-13.0	0.06	0.0
January 11	8.5	2.0	3.00	10.0
January 12	-6.0	-9.0	0.32	0.0
January 13	-6.0	-11.0	0.12	2.0
January 14	5.0	-9.5	0.00	0.0
January 15	0.0	-7.0	0.36	5.0
January 16	-4.0	-6.0	0.00	0.0
January 17	-15.0	-20.0	0.00	0.0
January 18	-11.5	-17.5	0.80	10.0
January 19	-9.5	-15.5	0.08	1.0
January 20	-10.0	-19.0	0.00	0.0
January 21	-4.0	-19.0	0.00	0.0
January 22	1.5	-7.5	0.00	0.0
January 23	2.5	-6.5	0.00	0.0
January 24	1.5	-5.0	0.00	0.0
January 25	0.5	-2.0	1.90	5.0
January 26	2.0	-0.5	1.00	3.0
January 27	2.0	0.0	0.00	0.0
January 28	-2.5	-3.5	0.00	0.0
January 29	-7.0	-12.5	0.00	0.0
January 30	-4.5	-15.5	0.00	0.0
January 31	-5.5	-16.0	0.02	0.6

February 2020 Ottawa Weather

Day	High (°C)	Low (°C)	Precip. (cm)	Snow (cm)
February 1	-1.0	-12.5	0.08	2.0
February 2	-1.0	-7.5	0.00	0.0
February 3	4.0	-7.0	0.00	0.0
February 4	4.0	-6.0	0.00	0.0
February 5	-6.0	-11.0	0.00	0.0
February 6	-4.5	-12.0	0.82	10.0
February 7	-5.5	-8.5	0.22	2.0
February 8	-15.0	-21.0	0.00	0.0
February 9	-6.0	-26.5	0.82	10.0
February 10	1.0	-10.5	0.00	0.0
February 11	1.0	-13.0	0.00	0.0
February 12	2.0	-6.0	0.24	4.0
February 13	-2.0	-12.0	0.06	1.0
February 14	-13.0	-25.0	0.00	0.0
February 15	0.5	-22.0	0.00	0.0
February 16	4.0	-6.0	0.00	0.0
February 17	-4.5	-12.0	0.26	4.0
February 18	n/a	-15.5	n/a	n/a
February 19	n/a	n/a	n/a	n/a
February 20	n/a	n/a	n/a	n/a
February 21	n/a	n/a	n/a	n/a
February 22	n/a	n/a	n/a	n/a
February 23	n/a	n/a	n/a	n/a
February 24	n/a	n/a	n/a	n/a
February 25	n/a	n/a	n/a	n/a
February 26	n/a	n/a	n/a	n/a
February 27	n/a	n/a	n/a	n/a
February 28	n/a	n/a	n/a	n/a
February 29	n/a	n/a	n/a	n/a

March 2020 Ottawa Weather

Day	High (°C)	Low (°C)	Precip. (cm)	Snow (cm)
March 1	-3.0	-16.0	0.22	3.0
March 2	5.0	-8.0	0.06	0.0
March 3	4.0	-9.0	1.20	0.0
March 4	6.0	0.5	0.00	0.0
March 5	3.0	-3.0	0.54	6.0
March 6	0.0	-11.0	0.00	0.0
March 7	1.0	-9.0	0.00	0.0
March 8	7.0	-3.0	0.00	0.0
March 9	12.0	2.0	0.50	0.0
March 10	7.0	1.5	0.20	0.0
March 11	1.0	-7.0	0.00	0.0
March 12	3.0	-3.0	0.60	0.0
March 13	9.0	-1.0	0.20	0.0
March 14	5.0	1.0	0.00	0.0
March 15	0.5	-9.0	0.62	7.0
March 16	3.0	-9.0	0.20	0.0
March 17	6.0	-1.0	0.20	0.0
March 18	n/a	-4.0	0.00	n/a
March 19	n/a	n/a	n/a	n/a
March 20	n/a	n/a	n/a	n/a
March 21	n/a	n/a	n/a	n/a
March 22	n/a	n/a	n/a	n/a
March 23	n/a	n/a	n/a	n/a
March 24	n/a	n/a	n/a	n/a
March 25	n/a	n/a	n/a	n/a
March 26	n/a	n/a	n/a	n/a
March 27	n/a	n/a	n/a	n/a
March 28	n/a	n/a	n/a	n/a
March 29	n/a	n/a	n/a	n/a
March 30	n/a	n/a	n/a	n/a
March 31	n/a	n/a	0.00	n/a

April 2020 Ottawa Weather

Day	High (°C)	Low (°C)	Precip. (cm)	Snow (cm)
April 1	n/a	n/a	0.00	n/a
April 2	n/a	n/a	n/a	n/a
April 3	n/a	n/a	n/a	n/a
April 4	n/a	n/a	n/a	n/a
April 5	n/a	n/a	n/a	n/a
April 6	n/a	n/a	n/a	n/a
April 7	n/a	n/a	n/a	n/a
April 8	n/a	n/a	n/a	n/a
April 9	n/a	n/a	n/a	n/a
April 10	n/a	n/a	n/a	n/a
April 11	n/a	n/a	n/a	n/a
April 12	n/a	n/a	n/a	n/a
April 13	n/a	n/a	n/a	n/a
April 14	n/a	n/a	n/a	n/a
April 15	n/a	n/a	n/a	n/a
April 16	n/a	n/a	n/a	n/a
April 17	n/a	n/a	n/a	n/a
April 18	n/a	n/a	n/a	n/a
April 19	n/a	n/a	n/a	n/a
April 20	n/a	n/a	n/a	n/a
April 21	n/a	n/a	n/a	n/a
April 22	n/a	n/a	n/a	n/a
April 23	n/a	n/a	n/a	n/a
April 24	n/a	n/a	n/a	n/a
April 25	n/a	n/a	n/a	n/a
April 26	n/a	n/a	n/a	n/a
April 27	n/a	n/a	n/a	n/a
April 28	n/a	n/a	n/a	n/a
April 29	n/a	n/a	n/a	n/a
April 30	n/a	n/a	n/a	n/a

May 2020 Ottawa Weather

Day	High (°C)	Low (°C)	Precip. (cm)	Snow (cm)
May 1	n/a	n/a	n/a	n/a
May 2	n/a	n/a	n/a	n/a
May 3	n/a	n/a	n/a	n/a
May 4	n/a	n/a	n/a	n/a
May 5	n/a	n/a	n/a	n/a
May 6	n/a	n/a	n/a	n/a
May 7	n/a	n/a	n/a	n/a
May 8	n/a	n/a	n/a	n/a
May 9	n/a	n/a	n/a	n/a
May 10	n/a	n/a	n/a	n/a
May 11	n/a	n/a	n/a	n/a
May 12	n/a	n/a	n/a	n/a
May 13	n/a	n/a	n/a	n/a
May 14	n/a	n/a	n/a	n/a
May 15	n/a	n/a	n/a	n/a
May 16	n/a	n/a	n/a	n/a
May 17	n/a	n/a	n/a	n/a
May 18	n/a	n/a	n/a	n/a
May 19	n/a	n/a	n/a	n/a
May 20	n/a	n/a	n/a	n/a
May 21	25.0	15.5	0.00	0.0
May 22	29.0	10.0	0.00	0.0
May 23	25.0	14.0	0.00	0.0
May 24	27.5	10.0	0.00	0.0
May 25	23.5	17.0	0.00	0.0
May 26	32.0	14.0	0.00	0.0
May 27	35.0	17.0	0.00	0.0
May 28	28.0	19.0	0.00	0.0
May 29	28.0	19.0	1.90	0.0
May 30	20.0	12.0	0.82	0.0
May 31	13.5	4.0	0.00	0.0

June 2020 Ottawa Weather

Day	High (°C)	Low (°C)	Precip. (cm)
June 1	18.0	3.0	0.00
June 2	16.5	8.5	0.00
June 3	19.5	12.5	0.00
June 4	25.5	10.5	0.00
June 5	29.0	12.5	0.08
June 6	24.0	15.0	0.00
June 7	22.0	10.0	0.00
June 8	23.0	12.0	0.12
June 9	23.0	12.0	0.00
June 10	30.0	15.0	0.30
June 11	24.0	19.0	0.00
June 12	18.0	14.0	0.18
June 13	17.0	6.0	0.00
June 14	22.0	6.0	0.00
June 15	24.5	6.5	0.00
June 16	27.5	8.5	0.00
June 17	30.0	12.0	0.00
June 18	32.0	12.5	0.00
June 19	31.5	16.0	0.00
June 20	33.0	18.0	0.00
June 21	33.0	17.0	0.00
June 22	34.0	19.5	0.54
June 23	31.0	20.0	0.36
June 24	22.5	18.0	0.00
June 25	24.5	16.0	0.00
June 26	26.5	12.5	0.00
June 27	27.0	16.5	0.08
June 28	28.0	16.5	0.78
June 29	27.5	16.0	0.04
June 30	27.5	19.0	0.00

July 2020 Ottawa Weather

Day	High (°C)	Low (°C)	Precip. (cm)
July 1	32.5	17.5	0.00
July 2	32.0	21.0	0.08
July 3	32.0	20.5	0.00
July 4	30.5	17.5	0.06
July 5	30.0	15.5	0.00
July 6	31.0	14.0	0.00
July 7	34.5	17.0	0.18
July 8	33.0	21.5	0.00
July 9	36.0	21.0	0.20
July 10	37.0	20.5	0.30
July 11	28.5	21.5	0.51
July 12	27.5	20.0	0.00
July 13	27.0	17.0	0.00
July 14	28.5	17.0	0.00
July 15	28.0	16.0	0.00
July 16	28.0	18.0	0.69
July 17	32.0	20.0	0.00
July 18	33.0	18.0	2.40
July 19	32.0	21.0	0.72
July 20	29.0	20.0	0.00
July 21	26.0	16.0	0.00
July 22	26.0	16.5	0.44
July 23	26.5	18.0	0.00
July 24	30.0	15.0	0.00
July 25	32.0	14.5	0.00
July 26	35.0	21.5	0.08
July 27	32.0	23.5	0.06
July 28	31.5	21.0	0.38
July 29	29.0	17.5	0.56
July 30	26.5	15.5	1.38
July 31	29.0	15.5	0.00

August 2020 Ottawa Weather

Day	High (°C)	Low (°C)	Precip. (cm)
August 1	30.0	15.5	0.00
August 2	24.0	19.0	3.60
August 3	25.0	16.5	0.20
August 4	21.0	17.0	2.22
August 5	23.0	17.5	0.10
August 6	25.0	13.5	0.00
August 7	27.0	12.5	0.00
August 8	29.0	13.5	0.00
August 9	23.0	19.0	0.12
August 10	30.0	17.5	0.10
August 11	31.5	18.5	1.32
August 12	30.0	19.5	0.00
August 13	29.5	15.5	0.00
August 14	28.0	17.0	0.00
August 15	28.0	15.0	0.00
August 16	28.0	17.0	4.18
August 17	25.5	17.0	0.90
August 18	23.0	14.0	0.24
August 19	21.0	12.5	0.00
August 20	20.0	9.0	0.19
August 21	23.5	16.5	0.00
August 22	27.0	15.0	0.14
August 23	28.0	19.0	2.64
August 24	28.5	18.0	0.10
August 25	23.5	20.0	0.00
August 26	19.5	9.0	0.04
August 27	17.0	9.5	0.36
August 28	22.0	11.5	2.00
August 29	16.0	14.0	0.50
August 30	20.0	12.0	0.12
August 31	21.5	8.0	0.00

September 2020 Ottawa Weather

Day	High (°C)	Low (°C)	Precip. (cm)
September 1	25.0	13.0	0.00
September 2	27.0	19.5	0.70
September 3	24.5	14.0	0.20
September 4	21.0	12.0	0.04
September 5	21.0	9.0	0.24
September 6	20.5	8.5	0.00
September 7	25.0	11.0	0.10
September 8	19.0	10.0	0.32
September 9	16.0	12.5	0.32
September 10	15.5	12.0	0.00
September 11	17.5	8.5	0.00
September 12	21.0	5.0	0.14
September 13	22.0	14.5	0.64
September 14	15.0	9.5	0.00
September 15	16.5	2.5	0.00
September 16	22.5	8.0	0.00
September 17	14.5	9.5	0.00
September 18	14.0	3.0	0.00
September 19	13.5	1.5	0.00
September 20	16.0	4.0	0.00
September 21	18.0	1.0	0.00
September 22	19.5	2.0	0.00
September 23	24.0	12.0	0.00
September 24	17.5	13.5	0.00
September 25	18.0	10.5	0.00
September 26	26.0	8.0	0.00
September 27	26.0	16.0	0.00
September 28	27.5	14.5	0.92
September 29	19.0	15.5	1.26
September 30	17.0	10.5	0.36

October 2020 Ottawa Weather

Day	High (°C)	Low (°C)	Precip. (cm)
October 1	19.0	9.5	0.06
October 2	12.5	8.0	0.86
October 3	13.5	4.0	0.00
October 4	15.0	5.0	0.39
October 5	13.0	8.5	0.00
October 6	16.5	6.5	0.32
October 7	17.0	9.5	1.58
October 8	10.5	4.5	0.00
October 9	18.0	-1.0	0.00
October 10	23.0	8.0	0.00
October 11	11.0	2.0	0.00
October 12	14.0	1.5	0.94
October 13	13.0	7.5	0.48
October 14	16.5	3.5	0.00
October 15	17.5	7.5	0.94
October 16	11.0	8.5	0.00
October 17	14.5	-1.0	0.00
October 18	14.0	3.5	0.04
October 19	7.5	6.0	1.18
October 20	9.0	4.0	0.68
October 21	15.5	3.5	1.18
October 22	12.0	3.0	0.00
October 23	25.0	9.5	0.36
October 24	8.0	4.0	0.00
October 25	6.5	-1.0	0.00
October 26	3.5	0.0	0.60
October 27	3.5	-2.0	0.04
October 28	9.5	-2.0	0.00
October 29	6.0	4.5	0.00
October 30	4.5	-4.5	0.00
October 31	7.0	-5.0	0.00

November 2020 Ottawa Weather

Day	High (°C)	Low (°C)	Precip. (cm)	Snow (cm)
November 1	8.0	0.0	0.46	0.0
November 2	1.0	-2.5	0.24	3.0
November 3	0.0	-4.0	0.00	0.0
November 4	12.0	-2.5	0.00	0.0
November 5	19.5	-1.0	0.00	0.0
November 6	18.5	6.0	0.00	0.0
November 7	21.0	8.0	0.00	0.0
November 8	22.0	5.0	0.00	0.0
November 9	22.5	5.5	0.00	0.0
November 10	23.0	6.0	0.00	0.0
November 11	20.5	13.5	0.00	0.0
November 12	8.5	2.0	0.00	0.0
November 13	6.5	-2.5	0.00	0.0
November 14	5.0	-1.0	0.00	0.0
November 15	10.0	-5.0	0.24	0.0
November 16	8.0	2.5	0.04	1.0
November 17	2.5	-1.5	0.00	0.0
November 18	-2.0	-8.5	0.00	0.0
November 19	9.0	-8.0	0.00	0.0
November 20	15.5	0.0	0.00	0.0
November 21	5.0	2.0	0.00	0.0
November 22	1.0	-6.0	1.62	14.0
November 23	2.0	-2.0	0.14	0.0
November 24	-2.5	-7.0	0.76	6.0
November 25	1.5	-8.5	0.74	3.0
November 26	3.5	-3.0	0.10	0.0
November 27	5.0	0.5	0.00	0.0
November 28	5.5	1.0	0.00	0.0
November 29	8.0	0.0	0.00	0.0
November 30	5.5	0.0	1.62	0.0

December 2020 Ottawa Weather

Day	High (°C)	Low (°C)	Precip. (cm)	Snow (cm)
December 1	6.0	3.0	0.62	2.0
December 2	1.5	-2.0	0.04	1.0
December 3	4.0	-6.0	0.16	0.0
December 4	4.0	1.0	0.40	0.0
December 5	1.0	-3.0	0.00	0.0
December 6	-0.5	-5.5	0.00	0.0
December 7	-2.0	-7.0	0.00	0.0
December 8	-3.0	-9.0	0.34	4.0
December 9	2.5	-8.0	0.14	0.0
December 10	1.0	-0.5	0.00	0.0
December 11	4.5	-1.0	0.00	0.0
December 12	7.0	0.0	0.42	0.0
December 13	6.0	-2.0	0.00	0.0
December 14	-0.5	-4.5	0.06	2.0
December 15	-10.0	-13.0	0.00	0.0
December 16	-10.5	-18.0	0.00	0.0
December 17	-5.0	-14.0	0.00	0.0
December 18	-4.0	-13.5	0.00	0.0
December 19	-3.0	-14.0	0.00	0.0
December 20	2.0	-5.0	0.32	3.0
December 21	4.0	-1.5	0.00	0.0
December 22	2.0	-1.0	0.00	0.0
December 23	1.0	-10.0	0.00	0.0
December 24	9.0	-6.0	5.62	0.0
December 25	5.0	2.5	0.38	2.0
December 26	-6.0	-9.5	0.00	0.0
December 27	-2.0	-10.0	0.32	2.0
December 28	5.0	-5.0	0.00	0.0
December 29	-6.0	-11.5	0.00	0.0
December 30	4.0	-11.0	0.42	2.0
December 31	1.0	-4.0	0.00	0.0

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Weather Station Details

Years	Station	Coordinates
1889–2024	Ottawa CDA	location