Ottawa Weather in 1991

Historical record of Ottawa, Ontario weather for the year 1991 based on NOAA data.

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1991 Ottawa Weather Extremes
Highest temperature	34.9 °C	July 20
Lowest temperature	-28.8 °C	January 25
Highest daily low	22.8 °C	June 28
Lowest daily high	-16.7 °C	January 21
Most daily precipitation	3.3 cm	October 15
Most daily snow	15.2 cm	February 14
Total annual precipitation	82.0 cm	-
Total annual snow	170.2 cm	-

What was the hottest temperature in Ottawa in 1991?

The highest temperature recorded in Ottawa, Ontario in 1991 was 34.9 °C which happened on July 20.

Highest Temperatures: All-Time By Year

Highest Temperatures in Ottawa in 1991

Rank	Temperature	Date
1	34.9 °C	Jul 20
2	34.8 °C	Aug 30
3	34.6 °C	Jul 19
3	34.6 °C	Jun 28
5	33.9 °C	Jul 18
6	33.5 °C	Jun 27
7	33.3 °C	Aug 27
8	32.2 °C	Jul 16
9	32.1 °C	Aug 29
10	32.0 °C	Aug 28
10	32.0 °C	Jul 17

What was the coldest temperature in Ottawa in 1991?

The lowest temperature recorded in Ottawa, Ontario in 1991 was -28.8 °C which happened on Jan 25.

Lowest Temperatures: All-Time By Year

Lowest Temperatures in Ottawa in 1991

Rank	Temperature	Date
1	-28.8 °C	January 25
2	-27.4 °C	January 22
3	-26.4 °C	January 26
4	-24.8 °C	January 21
5	-24.5 °C	January 11
6	-24.2 °C	December 17
7	-24.0 °C	January 8
8	-22.2 °C	February 16
9	-22.1 °C	February 18
10	-21.6 °C	December 19

January 1991 Ottawa Weather

Day	High (°C)	Low (°C)	Precip. (cm)	Snow (cm)
January 1	0.5	-18.0	0.00	0.0
January 2	0.4	-4.8	0.00	0.0
January 3	-6.4	-16.3	0.00	0.0
January 4	-3.7	-9.0	0.00	0.0
January 5	-3.0	-10.4	0.62	9.2
January 6	-3.6	-8.5	0.02	0.2
January 7	-14.0	-16.6	0.00	0.0
January 8	-14.8	-24.0	0.00	0.0
January 9	-8.2	-20.1	0.74	7.8
January 10	-15.7	-17.5	0.00	0.0
January 11	-12.5	-24.5	0.84	10.6
January 12	-7.3	-18.3	0.44	4.8
January 13	-6.1	-13.0	0.08	1.0
January 14	-1.0	-13.0	0.62	7.6
January 15	3.3	-3.5	0.00	0.0
January 16	1.1	-4.8	0.48	1.6
January 17	1.2	-1.0	0.04	0.4
January 18	0.3	-5.0	0.04	0.4
January 19	4.0	-18.5	0.18	1.8
January 20	2.8	-11.7	0.00	0.0
January 21	-16.7	-24.8	0.00	0.0
January 22	-9.8	-27.4	0.00	0.0
January 23	-1.4	-20.4	0.16	2.4
January 24	-10.7	-13.5	0.00	0.0
January 25	-14.6	-28.8	0.00	0.0
January 26	-5.4	-26.4	0.08	1.8
January 27	-1.2	-11.5	0.06	0.4
January 28	0.6	-5.1	0.00	0.0
January 29	-7.5	-16.3	0.45	6.8
January 30	-3.7	-13.0	0.09	1.4
January 31	-9.1	-12.8	0.00	0.0

February 1991 Ottawa Weather

Day	High (°C)	Low (°C)	Precip. (cm)	Snow (cm)
February 1	-13.3	-18.7	0.00	0.0
February 2	2.6	-21.2	0.00	0.0
February 3	8.1	-7.4	0.00	0.0
February 4	7.1	1.9	0.00	0.0
February 5	9.2	2.0	0.00	0.0
February 6	2.9	1.4	0.00	0.0
February 7	4.1	0.4	0.00	0.0
February 8	3.6	-4.5	0.00	0.0
February 9	4.8	-4.5	0.00	0.0
February 10	-3.1	-7.6	0.00	0.0
February 11	-11.6	-14.7	0.00	0.0
February 12	-7.3	-19.5	0.25	2.8
February 13	-4.4	-11.6	0.36	3.6
February 14	-3.1	-9.5	1.12	15.2
February 15	-5.9	-13.3	0.24	3.8
February 16	-4.4	-22.2	0.16	2.0
February 17	-4.7	-14.1	0.02	0.2
February 18	-4.7	-22.1	0.32	2.0
February 19	5.3	-7.6	0.80	0.0
February 20	4.5	-2.0	0.09	0.4
February 21	4.9	-1.4	0.17	0.0
February 22	3.1	-1.3	0.07	0.4
February 23	-10.5	-20.0	0.00	0.0
February 24	-5.8	-14.3	0.13	1.8
February 25	-2.7	-15.5	0.00	0.0
February 26	0.0	-18.3	0.02	0.4
February 27	-3.4	-11.3	0.02	0.4
February 28	-1.1	-13.8	0.06	0.8

March 1991 Ottawa Weather

Day	High (°C)	Low (°C)	Precip. (cm)	Snow (cm)
March 1	1.4	-3.3	1.22	0.4
March 2	8.5	-0.6	0.30	0.0
March 3	-0.4	-7.0	1.67	5.0
March 4	0.3	-2.8	0.91	8.4
March 5	-1.3	-8.2	0.00	0.0
March 6	4.6	-9.5	0.76	0.0
March 7	1.7	-9.9	0.08	0.8
March 8	-5.5	-16.2	0.00	0.0
March 9	-1.7	-12.6	0.00	0.0
March 10	-2.7	-11.4	0.00	0.0
March 11	-3.7	-13.6	0.00	0.0
March 12	1.8	-9.2	0.00	0.0
March 13	4.9	-5.6	0.00	0.0
March 14	4.9	-2.3	0.00	0.0
March 15	6.1	1.6	0.00	0.0
March 16	8.1	-2.3	0.00	0.0
March 17	9.7	-3.4	0.00	0.0
March 18	2.6	-2.1	0.17	0.6
March 19	7.8	-1.8	0.00	0.0
March 20	1.8	-4.2	0.00	0.0
March 21	-0.1	-6.1	0.00	0.0
March 22	3.6	-3.3	0.00	0.0
March 23	0.5	-3.1	0.74	2.0
March 24	1.3	-0.6	0.60	3.0
March 25	4.6	-0.5	0.02	0.0
March 26	6.6	0.2	0.00	0.0
March 27	10.5	0.0	0.74	0.0
March 28	9.3	3.7	0.16	2.5
March 29	3.0	-1.7	0.00	0.0
March 30	-0.6	-7.8	0.00	0.0
March 31	4.6	-7.8	0.00	0.0

April 1991 Ottawa Weather

Day	High (°C)	Low (°C)	Precip. (cm)
April 1	6.3	-2.5	0.00
April 2	5.0	-0.6	0.00
April 3	10.5	-4.0	0.00
April 4	16.9	-0.3	0.22
April 5	14.6	3.9	0.25
April 6	16.7	6.9	0.58
April 7	26.5	7.0	0.32
April 8	17.5	12.1	2.14
April 9	8.6	6.5	2.12
April 10	9.9	3.5	0.04
April 11	6.5	-1.0	0.00
April 12	8.5	-2.7	0.00
April 13	11.1	1.0	0.00
April 14	14.1	-1.4	0.05
April 15	9.2	5.5	1.50
April 16	11.7	6.1	0.06
April 17	7.5	3.7	0.04
April 18	8.1	3.6	0.00
April 19	15.4	2.0	0.54
April 20	8.3	4.7	0.92
April 21	9.0	3.1	3.12
April 22	8.8	2.5	1.08
April 23	15.6	4.3	0.02
April 24	18.3	4.3	0.00
April 25	19.4	1.8	0.00
April 26	21.6	4.8	0.00
April 27	20.6	8.0	0.00
April 28	15.3	4.8	0.00
April 29	22.6	7.2	0.10
April 30	20.1	9.7	0.00

May 1991 Ottawa Weather

Day	High (°C)	Low (°C)	Precip. (cm)
May 1	19.7	8.6	1.24
May 2	12.3	6.5	0.06
May 3	13.5	5.4	0.00
May 4	14.5	2.0	0.00
May 5	17.6	2.7	0.74
May 6	13.8	7.0	0.08
May 7	13.5	8.5	0.00
May 8	15.1	7.4	0.00
May 9	18.7	3.3	0.00
May 10	21.9	8.1	0.00
May 11	25.6	9.3	0.00
May 12	26.2	16.4	0.00
May 13	27.9	7.5	0.00
May 14	16.5	13.0	0.00
May 15	24.8	4.0	0.00
May 16	30.0	12.4	1.68
May 17	10.8	7.2	1.68
May 18	15.6	4.4	0.00
May 19	20.0	2.0	0.00
May 20	23.3	4.4	0.00
May 21	27.8	9.0	0.00
May 22	27.3	15.8	0.00
May 23	28.1	14.1	0.00
May 24	29.5	18.6	0.40
May 25	25.7	17.8	0.00
May 26	16.9	13.5	1.85
May 27	26.7	12.5	0.00
May 28	26.0	17.5	0.00
May 29	23.7	17.0	0.00
May 30	19.7	14.0	0.16
May 31	26.2	15.0	0.10

June 1991 Ottawa Weather

Day	High (°C)	Low (°C)	Precip. (cm)
June 1	25.4	15.0	0.00
June 2	25.0	10.2	0.00
June 3	20.6	11.3	0.00
June 4	21.1	13.3	0.14
June 5	19.3	8.0	0.26
June 6	25.1	10.0	0.00
June 7	28.9	12.6	0.00
June 8	26.2	16.4	0.00
June 9	27.1	8.4	0.00
June 10	30.7	16.4	0.00
June 11	25.6	20.0	0.08
June 12	23.2	12.1	0.00
June 13	21.1	7.7	0.00
June 14	26.4	8.9	0.00
June 15	27.0	14.9	0.14
June 16	18.5	13.6	0.39
June 17	26.9	14.8	0.00
June 18	29.7	13.5	0.00
June 19	31.6	15.0	0.00
June 20	27.8	19.5	0.00
June 21	21.8	17.2	0.00
June 22	22.2	11.4	0.00
June 23	26.2	9.8	0.00
June 24	28.4	9.8	0.00
June 25	29.4	12.4	0.00
June 26	31.3	14.5	0.00
June 27	33.5	18.3	0.08
June 28	34.6	22.8	0.78
June 29	18.8	13.5	0.18
June 30	23.4	14.3	0.00

July 1991 Ottawa Weather

Day	High (°C)	Low (°C)	Precip. (cm)
July 1	24.6	11.5	0.00
July 2	26.2	10.5	0.00
July 3	28.3	13.1	0.00
July 4	27.0	17.5	0.66
July 5	21.7	17.5	0.10
July 6	29.4	17.0	0.00
July 7	31.6	20.0	0.28
July 8	25.4	18.7	0.04
July 9	24.6	11.8	0.00
July 10	24.5	11.9	0.00
July 11	27.0	9.8	0.00
July 12	28.6	12.4	0.00
July 13	24.0	13.0	0.12
July 14	27.7	14.5	0.00
July 15	29.6	15.0	0.00
July 16	32.2	14.8	0.00
July 17	32.0	17.5	0.86
July 18	33.9	18.5	0.00
July 19	34.6	20.2	0.00
July 20	34.9	21.5	0.62
July 21	27.6	18.8	0.02
July 22	25.5	17.2	1.42
July 23	30.3	15.6	0.00
July 24	28.9	14.8	0.00
July 25	27.8	14.2	0.26
July 26	25.9	15.4	0.00
July 27	24.8	11.9	0.00
July 28	25.6	9.9	0.00
July 29	28.5	14.0	0.00
July 30	28.6	18.0	0.40
July 31	27.8	16.2	0.06

August 1991 Ottawa Weather

Day	High (°C)	Low (°C)	Precip. (cm)
August 1	30.1	18.8	0.00
August 2	27.3	16.8	0.00
August 3	29.3	13.5	2.34
August 4	21.9	16.5	1.96
August 5	20.9	14.9	0.04
August 6	24.3	13.9	0.00
August 7	27.4	14.8	0.00
August 8	27.7	14.3	0.00
August 9	22.4	16.1	0.82
August 10	23.6	15.8	0.00
August 11	25.5	16.4	0.00
August 12	29.8	14.0	0.00
August 13	31.1	17.9	0.00
August 14	30.7	16.4	0.00
August 15	30.3	16.2	0.00
August 16	26.5	18.6	0.12
August 17	30.9	16.0	0.76
August 18	23.9	17.9	0.00
August 19	22.6	16.3	0.00
August 20	24.9	13.2	0.00
August 21	18.2	15.5	0.44
August 22	26.2	13.0	0.42
August 23	19.9	14.6	0.00
August 24	22.0	10.4	0.00
August 25	26.2	8.9	0.00
August 26	30.6	17.2	0.00
August 27	33.3	21.4	0.00
August 28	32.0	20.2	0.00
August 29	32.1	15.0	0.00
August 30	34.8	18.9	1.43
August 31	19.1	15.5	0.00

September 1991 Ottawa Weather

Day	High (°C)	Low (°C)	Precip. (cm)
September 1	18.2	7.1	0.00
September 2	23.0	5.0	0.00
September 3	27.6	9.0	1.00
September 4	22.7	16.0	0.00
September 5	23.6	11.3	0.00
September 6	25.9	11.0	0.00
September 7	24.7	12.2	0.00
September 8	27.8	10.4	0.00
September 9	22.9	10.8	0.26
September 10	24.4	14.1	0.76
September 11	17.5	9.7	0.00
September 12	18.9	4.9	0.00
September 13	18.6	4.9	0.14
September 14	21.9	11.2	0.48
September 15	21.9	12.5	0.42
September 16	29.0	15.5	1.36
September 17	23.8	17.3	0.00
September 18	23.3	9.0	0.02
September 19	16.1	11.6	0.00
September 20	13.7	0.6	0.00
September 21	13.6	0.6	0.00
September 22	18.3	1.6	0.00
September 23	19.2	11.0	0.28
September 24	14.7	3.3	0.54
September 25	11.6	7.5	0.40
September 26	15.8	6.9	1.00
September 27	11.7	5.1	0.40
September 28	8.6	3.9	0.56
September 29	8.5	0.5	0.10
September 30	9.9	-2.0	0.32

October 1991 Ottawa Weather

Day	High (°C)	Low (°C)	Precip. (cm)
October 1	18.5	6.9	0.10
October 2	20.0	10.9	2.00
October 3	17.9	14.0	0.48
October 4	15.2	8.8	0.62
October 5	27.0	10.5	1.00
October 6	14.6	8.0	0.18
October 7	10.3	2.7	0.02
October 8	14.4	1.7	0.02
October 9	18.9	6.6	0.00
October 10	8.8	7.0	1.50
October 11	9.4	3.3	0.00
October 12	11.4	3.5	0.00
October 13	8.6	2.5	0.00
October 14	9.2	-2.0	0.02
October 15	12.5	4.0	3.28
October 16	11.4	4.9	0.00
October 17	17.4	0.6	0.00
October 18	18.5	1.8	0.30
October 19	4.3	3.2	0.34
October 20	8.3	-2.4	0.00
October 21	10.0	0.8	0.10
October 22	12.9	5.9	0.00
October 23	17.8	2.3	0.00
October 24	20.7	5.9	0.40
October 25	20.9	15.1	0.38
October 26	20.0	16.3	0.10
October 27	18.3	9.2	0.04
October 28	10.8	3.4	0.00
October 29	7.4	-2.3	0.00
October 30	13.4	-1.7	0.00
October 31	10.5	0.8	0.00

November 1991 Ottawa Weather

Day	High (°C)	Low (°C)	Precip. (cm)	Snow (cm)
November 1	10.5	6.8	0.02	0.0
November 2	11.2	7.5	0.02	0.0
November 3	4.3	0.8	0.00	0.0
November 4	4.1	-5.8	0.00	0.0
November 5	3.9	-6.6	0.00	0.0
November 6	5.5	-2.6	0.00	0.0
November 7	-0.7	-2.6	0.00	0.0
November 8	2.2	-9.5	0.00	0.0
November 9	2.9	-10.0	0.00	0.0
November 10	5.1	-7.7	0.10	0.0
November 11	4.7	0.6	0.00	0.0
November 12	1.6	-3.0	0.08	0.8
November 13	4.2	-1.0	0.04	0.0
November 14	6.9	2.0	1.14	0.0
November 15	10.4	-0.4	1.36	0.0
November 16	4.5	1.6	0.00	0.0
November 17	1.4	-6.5	0.00	0.0
November 18	6.9	-7.7	0.00	0.0
November 19	14.5	2.1	0.46	0.0
November 20	18.6	9.5	0.14	0.0
November 21	7.3	2.8	0.00	0.0
November 22	7.0	-3.0	0.00	0.0
November 23	8.1	1.2	0.28	0.0
November 24	6.1	2.7	0.26	0.0
November 25	1.0	-1.0	0.00	0.0
November 26	0.5	-4.5	0.00	0.0
November 27	4.5	-9.0	0.00	0.0
November 28	4.6	-0.5	0.00	0.0
November 29	3.1	-1.3	0.02	0.0
November 30	16.6	-1.4	0.34	0.0

December 1991 Ottawa Weather

Day	High (°C)	Low (°C)	Precip. (cm)	Snow (cm)
December 1	5.9	2.6	0.00	0.0
December 2	-6.2	-8.0	0.90	9.0
December 3	-5.7	-13.1	0.40	4.0
December 4	-11.9	-13.5	0.00	0.0
December 5	-14.6	-17.5	0.10	1.0
December 6	-9.1	-17.0	0.72	7.2
December 7	-6.0	-14.6	0.30	1.6
December 8	5.0	-12.5	0.54	0.0
December 9	4.2	-7.2	0.00	0.0
December 10	3.4	-10.6	0.00	0.0
December 11	7.1	-1.2	0.00	0.0
December 12	9.0	-6.7	0.24	0.0
December 13	9.6	-0.6	0.00	0.0
December 14	0.8	-3.5	1.40	14.0
December 15	-8.8	-11.0	0.00	0.0
December 16	-14.7	-17.7	0.00	0.0
December 17	-13.7	-24.2	0.98	9.8
December 18	-13.0	-17.5	0.00	0.0
December 19	-11.0	-21.6	0.00	0.0
December 20	1.2	-17.5	0.58	5.8
December 21	2.6	-3.3	0.03	0.3
December 22	3.7	-10.5	0.00	0.0
December 23	2.3	-2.0	0.00	0.0
December 24	-13.7	-17.7	0.04	0.4
December 25	-10.0	-16.9	0.00	0.0
December 26	0.2	-17.4	0.16	1.6
December 27	-5.9	-9.0	0.00	0.0
December 28	0.0	-14.0	0.00	0.0
December 29	-2.0	-6.9	0.00	0.0
December 30	-3.1	-10.0	0.00	0.0
December 31	-6.0	-19.4	0.00	0.0

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Weather Station Details

Years	Station	Coordinates
1889–2024	Ottawa CDA	location