Ottawa Weather in 2004

Historical record of Ottawa, Ontario weather for the year 2004 based on NOAA data.

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2004 Ottawa Weather Extremes
Highest temperature	30.5 °C	June 8
Lowest temperature	-30.0 °C	December 20
Highest daily low	22.0 °C	June 9
Lowest daily high	-23.0 °C	January 14
Most daily precipitation	10.9 cm	September 9
Most daily snow	12.5 cm	December 1
Total annual precipitation	92.0 cm	-
Total annual snow	149.9 cm	-

What was the hottest temperature in Ottawa in 2004?

The highest temperature recorded in Ottawa, Ontario in 2004 was 30.5 °C which happened on June 8.

Highest Temperatures: All-Time By Year

Highest Temperatures in Ottawa in 2004

Rank	Temperature	Date
1	30.5 °C	Jun 8
2	30.2 °C	May 14
3	29.5 °C	Jul 4
4	29.3 °C	Jul 21
4	29.3 °C	Jul 12
6	29.1 °C	Sep 3
7	29.0 °C	Aug 27
8	28.9 °C	Jul 30
8	28.9 °C	Jul 22
10	28.8 °C	Aug 28

What was the coldest temperature in Ottawa in 2004?

The lowest temperature recorded in Ottawa, Ontario in 2004 was -30.0 °C which happened on Dec 20.

Lowest Temperatures: All-Time By Year

Lowest Temperatures in Ottawa in 2004

Rank	Temperature	Date
1	-30.0 °C	December 20
2	-29.6 °C	January 14
3	-29.1 °C	January 15
4	-28.5 °C	January 25
5	-27.1 °C	January 9
6	-27.0 °C	January 24
7	-26.7 °C	January 26
8	-26.2 °C	January 16
9	-26.0 °C	December 21
10	-25.8 °C	January 10

January 2004 Ottawa Weather

Day	High (°C)	Low (°C)	Precip. (cm)	Snow (cm)
January 1	-1.4	-4.3	0.00	0.0
January 2	-3.3	-7.7	0.44	1.8
January 3	5.2	-8.3	0.00	0.0
January 4	-1.3	-3.0	0.00	0.0
January 5	-7.2	-8.1	0.22	3.0
January 6	-10.4	-14.5	0.00	0.0
January 7	-11.3	-15.0	0.00	0.0
January 8	-19.9	-24.9	0.00	0.0
January 9	-19.8	-27.1	0.00	0.0
January 10	-15.2	-25.8	0.10	1.0
January 11	-10.7	-23.1	0.60	10.8
January 12	-8.1	-12.7	0.32	4.7
January 13	-8.0	-17.5	0.02	0.2
January 14	-23.0	-29.6	0.00	0.0
January 15	-20.9	-29.1	0.00	0.0
January 16	-14.6	-26.2	0.00	0.0
January 17	-11.1	-18.8	0.42	7.0
January 18	-6.0	-13.1	0.00	0.0
January 19	-10.5	-16.0	0.00	0.0
January 20	-9.9	-16.5	0.00	0.0
January 21	-8.8	-21.8	0.24	2.4
January 22	-5.2	-14.5	0.26	3.0
January 23	-18.0	-22.8	0.00	0.0
January 24	-19.0	-27.0	0.00	0.0
January 25	-15.5	-28.5	0.00	0.0
January 26	-18.9	-26.7	0.00	0.0
January 27	-11.2	-20.6	0.24	3.0
January 28	-6.5	-13.5	0.18	2.5
January 29	-11.0	-15.5	0.00	0.0
January 30	-12.5	-16.0	0.03	0.6
January 31	-10.4	-16.0	0.00	0.0

February 2004 Ottawa Weather

Day	High (°C)	Low (°C)	Precip. (cm)	Snow (cm)
February 1	-5.0	-13.6	0.00	0.0
February 2	-3.1	-15.5	0.00	0.0
February 3	-1.2	-10.5	0.94	9.4
February 4	-3.1	-5.2	0.00	0.0
February 5	-6.8	-12.2	0.00	0.0
February 6	-6.7	-13.2	0.47	6.6
February 7	-6.0	-9.0	0.05	0.8
February 8	-3.5	-19.8	0.00	0.0
February 9	2.0	-7.6	0.00	0.0
February 10	1.4	-1.2	0.00	0.0
February 11	-9.2	-12.0	0.06	1.0
February 12	-5.9	-18.6	0.00	0.0
February 13	0.8	-15.0	0.00	0.0
February 14	-1.9	-10.2	0.00	0.0
February 15	-13.3	-24.3	0.00	0.0
February 16	-10.2	-22.9	0.00	0.0
February 17	-8.2	-19.9	0.00	0.0
February 18	-2.3	-18.3	0.00	0.0
February 19	2.4	-6.8	0.00	0.0
February 20	-0.8	-9.3	1.10	11.0
February 21	2.8	-4.3	0.20	2.0
February 22	-1.1	-3.6	0.00	0.0
February 23	-3.7	-10.9	0.00	0.0
February 24	-3.3	-13.2	0.00	0.0
February 25	0.8	-15.4	0.00	0.0
February 26	-1.1	-11.8	0.00	0.0
February 27	2.1	-15.6	0.00	0.0
February 28	7.7	-8.0	0.00	0.0
February 29	6.6	-2.0	0.00	0.0

March 2004 Ottawa Weather

Day	High (°C)	Low (°C)	Precip. (cm)	Snow (cm)
March 1	8.3	-5.3	0.00	0.0
March 2	9.1	1.9	0.25	0.0
March 3	3.4	1.7	0.00	0.0
March 4	5.4	0.3	0.06	0.0
March 5	7.2	0.0	3.07	0.0
March 6	5.5	-1.0	0.00	0.0
March 7	0.3	-6.3	0.15	1.5
March 8	1.3	-3.5	0.00	0.0
March 9	3.0	-3.2	0.00	0.0
March 10	6.5	-5.0	0.00	0.0
March 11	7.2	-4.5	0.00	0.0
March 12	3.6	0.0	0.00	0.0
March 13	-2.3	-10.9	0.00	0.0
March 14	2.7	-8.9	0.20	2.0
March 15	3.9	-1.0	0.00	0.0
March 16	-4.0	-9.0	0.00	0.0
March 17	-1.2	-8.0	0.04	0.4
March 18	-2.0	-8.5	0.04	0.4
March 19	3.7	-5.7	0.00	0.0
March 20	1.3	-2.2	0.80	8.0
March 21	-3.3	-6.3	0.04	0.4
March 22	-3.5	-16.7	0.17	2.0
March 23	2.4	-12.7	0.02	0.3
March 24	5.1	-14.5	0.00	0.0
March 25	6.9	0.8	0.84	0.0
March 26	13.2	3.0	1.52	0.0
March 27	8.0	4.9	0.00	0.0
March 28	10.1	0.3	0.00	0.0
March 29	15.2	-0.8	0.00	0.0
March 30	16.7	0.8	0.00	0.0
March 31	10.0	4.1	0.00	0.0

April 2004 Ottawa Weather

Day	High (°C)	Low (°C)	Precip. (cm)	Snow (cm)
April 1	9.2	3.4	0.12	0.0
April 2	8.0	3.5	0.10	0.0
April 3	5.3	2.4	1.17	2.2
April 4	1.4	-3.6	0.52	5.2
April 5	0.1	-11.2	0.00	0.0
April 6	6.5	-7.0	0.00	0.0
April 7	9.6	-0.6	0.00	0.0
April 8	9.9	-1.0	0.00	0.0
April 9	9.9	-1.6	0.00	0.0
April 10	5.4	-2.1	0.00	0.0
April 11	7.1	-2.2	0.00	0.0
April 12	10.3	-2.2	0.18	1.6
April 13	4.6	0.5	2.02	0.0
April 14	11.0	2.0	0.00	0.0
April 15	10.6	0.0	0.00	0.0
April 16	13.5	-2.2	0.00	0.0
April 17	10.1	4.7	0.25	0.0
April 18	18.3	0.4	0.00	0.0
April 19	20.8	8.5	0.57	0.0
April 20	11.5	2.1	0.00	0.0
April 21	22.0	4.5	0.99	0.0
April 22	15.5	11.0	0.00	0.0
April 23	11.8	-0.5	0.07	0.0
April 24	9.5	5.5	0.00	0.0
April 25	6.2	-0.2	0.88	0.0
April 26	13.8	1.4	0.34	0.0
April 27	12.5	5.4	0.13	0.0
April 28	12.6	-0.4	0.17	0.0
April 29	26.3	5.0	0.00	0.0
April 30	26.3	13.0	0.12	0.0

May 2004 Ottawa Weather

Day	High (°C)	Low (°C)	Precip. (cm)
May 1	24.7	14.9	0.06
May 2	10.7	8.5	2.56
May 3	9.5	2.7	0.00
May 4	12.7	0.7	0.48
May 5	12.0	5.1	0.11
May 6	17.7	6.4	0.06
May 7	12.3	8.3	0.00
May 8	10.4	-1.2	0.00
May 9	19.7	3.1	0.07
May 10	17.8	7.8	0.04
May 11	22.3	11.0	0.00
May 12	26.5	8.6	0.00
May 13	28.2	11.4	0.23
May 14	30.2	11.1	0.00
May 15	20.5	16.6	0.00
May 16	17.9	6.9	0.00
May 17	23.5	5.9	1.20
May 18	20.8	15.4	0.60
May 19	21.7	6.6	0.02
May 20	23.5	8.0	0.18
May 21	17.7	8.3	0.00
May 22	18.4	10.8	0.00
May 23	21.0	12.9	1.28
May 24	11.5	8.8	1.47
May 25	14.5	9.5	0.03
May 26	18.8	10.3	0.00
May 27	21.3	7.8	1.08
May 28	15.5	12.0	0.02
May 29	18.3	2.8	0.00
May 30	20.1	5.6	0.00
May 31	20.5	6.8	0.33

June 2004 Ottawa Weather

Day	High (°C)	Low (°C)	Precip. (cm)
June 1	16.5	10.7	1.32
June 2	18.5	8.0	0.00
June 3	18.2	10.4	0.00
June 4	20.7	6.4	0.00
June 5	24.4	7.5	0.00
June 6	21.8	11.1	0.40
June 7	26.0	13.5	0.00
June 8	30.5	16.0	0.00
June 9	28.2	22.0	0.41
June 10	20.0	11.0	0.00
June 11	20.6	9.3	0.00
June 12	22.3	8.5	0.00
June 13	26.0	9.5	0.60
June 14	28.6	14.8	0.50
June 15	26.3	16.2	0.02
June 16	25.1	12.2	0.00
June 17	28.2	15.0	0.00
June 18	27.7	19.1	0.00
June 19	20.8	17.8	0.00
June 20	23.7	9.6	0.00
June 21	24.2	10.1	0.79
June 22	20.2	14.9	0.58
June 23	24.8	12.3	0.06
June 24	26.5	12.8	0.90
June 25	19.5	9.0	0.00
June 26	18.7	7.5	0.55
June 27	20.8	10.2	0.05
June 28	22.9	12.6	0.00
June 29	20.7	10.0	0.88
June 30	24.2	11.7	0.46

July 2004 Ottawa Weather

Day	High (°C)	Low (°C)	Precip. (cm)
July 1	25.9	13.8	0.42
July 2	24.3	14.2	0.00
July 3	26.9	13.1	0.00
July 4	29.5	13.8	0.00
July 5	25.7	21.0	0.15
July 6	24.5	13.5	0.00
July 7	24.8	11.6	0.14
July 8	26.1	17.7	0.07
July 9	22.5	15.5	0.00
July 10	27.7	16.7	0.24
July 11	26.4	15.5	0.00
July 12	29.3	16.1	0.00
July 13	25.8	19.1	0.00
July 14	25.5	17.2	1.33
July 15	21.2	18.0	1.09
July 16	25.7	18.0	0.09
July 17	27.2	15.5	0.00
July 18	27.8	15.7	0.00
July 19	27.0	18.5	0.15
July 20	27.5	17.5	0.02
July 21	29.3	15.5	0.00
July 22	28.9	20.4	0.00
July 23	19.5	14.5	0.00
July 24	23.0	10.0	0.00
July 25	24.5	13.5	0.00
July 26	26.3	9.0	0.00
July 27	23.4	15.2	0.83
July 28	21.8	16.1	0.14
July 29	28.6	15.8	0.00
July 30	28.9	17.2	0.88
July 31	24.9	19.8	1.04

August 2004 Ottawa Weather

Day	High (°C)	Low (°C)	Precip. (cm)
August 1	26.4	18.9	0.00
August 2	28.3	15.7	0.11
August 3	25.0	19.5	1.05
August 4	25.2	13.8	0.12
August 5	19.0	11.6	0.00
August 6	17.9	9.8	0.00
August 7	21.6	11.4	0.00
August 8	22.2	12.3	0.00
August 9	28.4	11.3	0.00
August 10	25.7	16.8	3.42
August 11	24.9	16.5	0.03
August 12	22.6	13.0	0.48
August 13	20.9	16.2	0.26
August 14	21.7	12.8	0.00
August 15	24.4	12.3	0.00
August 16	25.5	11.2	0.00
August 17	25.0	12.0	0.00
August 18	26.1	17.0	0.54
August 19	23.2	16.4	0.06
August 20	22.5	7.5	0.00
August 21	20.4	11.7	0.00
August 22	22.2	6.5	0.02
August 23	21.6	14.0	0.00
August 24	20.1	7.9	0.00
August 25	26.0	9.0	0.00
August 26	27.0	19.0	0.34
August 27	29.0	20.0	0.02
August 28	28.8	21.2	0.32
August 29	20.0	17.5	1.64
August 30	22.0	16.5	0.00
August 31	24.0	16.0	0.00

September 2004 Ottawa Weather

Day	High (°C)	Low (°C)	Precip. (cm)
September 1	20.5	14.0	0.00
September 2	19.2	7.0	0.00
September 3	29.1	9.4	0.00
September 4	24.3	16.8	0.00
September 5	23.5	11.2	0.00
September 6	23.6	14.7	0.00
September 7	24.3	16.0	0.56
September 8	21.0	13.3	2.30
September 9	n/a	12.5	10.86
September 10	23.5	10.6	0.00
September 11	24.9	7.6	0.00
September 12	23.2	12.0	0.00
September 13	19.5	10.7	0.00
September 14	26.8	9.4	0.00
September 15	25.4	13.2	0.00
September 16	25.8	13.4	0.05
September 17	17.0	11.4	0.00
September 18	16.0	7.5	0.00
September 19	18.1	5.3	0.00
September 20	18.8	4.8	0.00
September 21	24.2	11.5	0.00
September 22	25.9	11.8	0.00
September 23	25.0	15.1	0.00
September 24	27.0	12.3	0.00
September 25	24.0	17.6	0.00
September 26	22.9	8.1	0.00
September 27	24.8	10.3	0.00
September 28	18.8	8.7	0.00
September 29	19.1	7.0	0.00
September 30	18.7	3.9	0.00

October 2004 Ottawa Weather

Day	High (°C)	Low (°C)	Precip. (cm)
October 1	19.5	5.7	0.00
October 2	19.5	8.5	1.24
October 3	16.8	1.8	0.00
October 4	14.8	8.4	0.22
October 5	10.5	-1.8	0.00
October 6	18.0	4.0	0.00
October 7	23.7	5.0	0.00
October 8	24.7	8.0	0.02
October 9	21.7	13.1	0.12
October 10	10.8	6.0	0.00
October 11	10.5	5.6	0.00
October 12	14.8	4.4	0.00
October 13	19.8	2.0	0.00
October 14	17.3	6.5	0.00
October 15	15.7	8.6	2.59
October 16	14.7	8.4	0.30
October 17	8.2	4.8	0.12
October 18	8.7	2.7	0.00
October 19	10.4	-0.9	0.00
October 20	12.0	0.0	0.40
October 21	8.7	3.0	0.00
October 22	11.8	2.4	0.00
October 23	10.9	0.5	0.00
October 24	10.4	1.1	0.00
October 25	12.0	0.8	0.00
October 26	14.5	6.1	0.00
October 27	10.1	5.0	0.00
October 28	9.8	-2.6	0.00
October 29	10.7	-1.9	0.00
October 30	15.1	5.7	1.84
October 31	14.5	6.3	0.32

November 2004 Ottawa Weather

Day	High (°C)	Low (°C)	Precip. (cm)	Snow (cm)
November 1	7.8	4.2	0.09	0.0
November 2	6.0	4.2	1.05	0.0
November 3	5.7	0.7	0.00	0.0
November 4	4.2	-4.0	1.60	0.0
November 5	7.2	1.0	0.08	0.0
November 6	11.9	1.2	0.08	0.0
November 7	14.7	3.3	0.00	0.0
November 8	3.0	-1.8	0.00	0.0
November 9	-0.3	-6.5	0.00	0.0
November 10	10.7	-7.0	0.00	0.0
November 11	2.5	0.8	0.08	0.0
November 12	2.8	-6.4	0.00	0.0
November 13	-0.3	-7.6	0.00	0.0
November 14	9.2	-7.5	0.00	0.0
November 15	10.9	-3.9	0.00	0.0
November 16	10.6	-1.1	0.00	0.0
November 17	6.7	1.7	0.06	0.0
November 18	7.6	3.0	0.12	0.0
November 19	9.1	0.3	0.00	0.0
November 20	2.5	-0.8	0.40	0.0
November 21	8.7	0.5	0.04	0.0
November 22	8.5	-1.0	0.02	0.0
November 23	9.0	-3.5	0.20	0.0
November 24	6.5	2.5	1.35	1.5
November 25	1.0	-1.3	0.00	0.0
November 26	-0.7	-7.6	0.00	0.0
November 27	4.4	-8.3	0.66	0.0
November 28	7.6	-0.7	2.20	0.0
November 29	3.4	-0.9	0.00	0.0
November 30	7.1	-1.2	0.59	4.9

December 2004 Ottawa Weather

Day	High (°C)	Low (°C)	Precip. (cm)	Snow (cm)
December 1	2.1	-0.1	1.43	12.5
December 2	-3.5	-4.5	0.03	0.3
December 3	-5.8	-7.8	0.09	1.0
December 4	3.9	-15.1	0.00	0.0
December 5	-7.1	-8.4	0.00	0.0
December 6	-7.2	-14.3	0.00	0.0
December 7	4.8	-9.4	1.64	4.4
December 8	0.5	-5.4	0.00	0.0
December 9	-0.9	-4.9	0.00	0.0
December 10	1.4	-4.1	1.09	8.8
December 11	0.2	-1.8	0.10	1.0
December 12	-4.5	-7.1	0.36	8.2
December 13	-1.9	-7.6	0.14	2.0
December 14	-8.2	-10.9	0.00	0.0
December 15	-7.9	-20.6	0.00	0.0
December 16	2.7	-15.3	0.05	0.7
December 17	-9.0	-10.7	0.00	0.0
December 18	1.3	-19.4	0.15	1.5
December 19	-12.1	-17.9	0.00	0.0
December 20	-21.0	-30.0	0.00	0.0
December 21	-11.0	-26.0	0.06	0.6
December 22	-1.2	-17.5	0.93	5.5
December 23	6.7	-7.1	2.43	0.0
December 24	-12.0	-18.5	0.00	0.0
December 25	-11.2	-21.3	0.00	0.0
December 26	-9.2	-18.9	0.12	1.5
December 27	-9.2	-18.5	0.00	0.0
December 28	-1.2	-17.4	0.05	0.5
December 29	-0.8	-4.6	0.02	0.2
December 30	1.0	-16.0	0.56	0.0
December 31	8.0	-7.2	0.10	0.0

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Weather Station Details

Years	Station	Coordinates
1889–2024	Ottawa CDA	location