Ottawa Weather in 1945

Historical record of Ottawa, Ontario weather for the year 1945 based on NOAA data.

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1945 Ottawa Weather Extremes
Highest temperature	32.2 °C	September 8
Lowest temperature	-33.9 °C	January 6
Highest daily low	20.0 °C	July 6
Lowest daily high	-24.4 °C	January 6
Most daily precipitation	6.1 cm	September 18
Most daily snow	15.2 cm	February 15
Total annual precipitation	103.2 cm	-
Total annual snow	151.7 cm	-

What was the hottest temperature in Ottawa in 1945?

The highest temperature recorded in Ottawa, Ontario in 1945 was 32.2 °C which happened on September 8.

Highest Temperatures: All-Time By Year

Highest Temperatures in Ottawa in 1945

Rank	Temperature	Date
1	32.2 °C	Sep 8
2	31.7 °C	Sep 7
2	31.7 °C	Sep 6
4	31.1 °C	Aug 20
4	31.1 °C	Jul 25
4	31.1 °C	Jul 1
7	30.6 °C	Aug 11
7	30.6 °C	Aug 10
7	30.6 °C	Jul 24
7	30.6 °C	Jun 30

What was the coldest temperature in Ottawa in 1945?

The lowest temperature recorded in Ottawa, Ontario in 1945 was -33.9 °C which happened on Jan 6.

Lowest Temperatures: All-Time By Year

Lowest Temperatures in Ottawa in 1945

Rank	Temperature	Date
1	-33.9 °C	January 6
2	-32.2 °C	January 10
3	-28.9 °C	January 11
3	-28.9 °C	January 7
5	-28.3 °C	February 13
6	-27.8 °C	January 26
6	-27.8 °C	January 25
8	-26.7 °C	January 14
9	-26.1 °C	January 24
9	-26.1 °C	January 5

January 1945 Ottawa Weather

Day	High (°C)	Low (°C)	Precip. (cm)	Snow (cm)
January 1	-1.1	-6.7	0.33	3.3
January 2	-10.0	-12.2	0.00	0.0
January 3	-5.6	-22.8	0.03	0.3
January 4	-6.7	-15.0	0.00	0.0
January 5	-13.3	-26.1	0.00	0.0
January 6	-24.4	-33.9	0.00	0.0
January 7	-15.6	-28.9	0.10	1.0
January 8	-10.6	-18.9	0.18	1.8
January 9	-19.4	-20.6	0.00	0.0
January 10	-23.3	-32.2	0.00	0.0
January 11	-8.3	-28.9	1.04	10.4
January 12	-7.2	-18.9	0.76	7.6
January 13	-17.2	-23.3	0.00	0.0
January 14	-14.4	-26.7	0.00	0.0
January 15	-8.3	-20.6	0.00	0.0
January 16	-4.4	-21.7	0.00	0.0
January 17	-12.8	-16.7	0.00	0.0
January 18	-12.2	-25.0	0.00	0.0
January 19	-7.8	-22.2	0.00	0.0
January 20	-6.7	-21.1	0.00	0.0
January 21	-2.8	-16.7	0.00	0.0
January 22	-1.7	-3.9	0.38	3.8
January 23	-8.9	-11.7	0.00	0.0
January 24	-16.7	-26.1	0.00	0.0
January 25	-20.6	-27.8	0.00	0.0
January 26	-15.6	-27.8	0.00	0.0
January 27	-10.0	-18.3	0.00	0.0
January 28	-11.1	-25.0	0.64	6.4
January 29	-9.4	-16.7	0.08	0.8
January 30	-8.9	-18.9	0.00	0.0
January 31	-12.8	-20.6	0.00	0.0

February 1945 Ottawa Weather

Day	High (°C)	Low (°C)	Precip. (cm)	Snow (cm)
February 1	-7.2	-15.0	0.00	0.0
February 2	-8.3	-13.9	0.00	0.0
February 3	-6.7	-11.7	0.00	0.0
February 4	-7.8	-25.0	0.76	7.6
February 5	-4.4	-11.7	0.00	0.0
February 6	-0.6	-16.7	0.05	0.5
February 7	-7.2	-9.4	0.03	0.3
February 8	-6.7	-11.1	0.33	3.3
February 9	-7.2	-11.1	0.13	0.8
February 10	-3.3	-8.9	1.07	10.2
February 11	-2.8	-8.9	0.18	1.8
February 12	-7.2	-20.6	0.00	0.0
February 13	-9.4	-28.3	0.00	0.0
February 14	-5.6	-12.2	0.13	1.3
February 15	0.0	-18.9	1.63	15.2
February 16	1.7	-6.7	0.00	0.0
February 17	-4.4	-16.7	0.00	0.0
February 18	-9.4	-23.9	0.00	0.0
February 19	-8.9	-25.6	0.00	0.0
February 20	-2.8	-21.1	0.08	0.8
February 21	0.0	-17.8	0.38	0.0
February 22	5.6	-7.8	0.18	0.0
February 23	1.1	0.0	0.89	8.9
February 24	-2.2	-10.0	0.00	0.0
February 25	-0.6	-21.1	0.00	0.0
February 26	3.3	-18.9	1.12	5.1
February 27	-5.6	-9.4	0.00	0.0
February 28	-1.1	-19.4	0.00	0.0

March 1945 Ottawa Weather

Day	High (°C)	Low (°C)	Precip. (cm)	Snow (cm)
March 1	3.3	-13.9	0.13	0.0
March 2	3.3	-0.6	0.33	0.0
March 3	5.6	0.6	0.00	0.0
March 4	-5.0	-13.9	0.00	0.0
March 5	0.6	-16.1	0.76	0.0
March 6	0.0	-3.3	0.00	0.0
March 7	-5.0	-15.0	0.00	0.0
March 8	-0.6	-17.8	0.00	0.0
March 9	0.0	-12.2	0.00	0.0
March 10	0.0	-9.4	0.00	0.0
March 11	0.6	-15.0	0.10	1.0
March 12	-1.7	-7.8	0.91	9.1
March 13	6.1	-10.0	0.00	0.0
March 14	6.7	-2.8	0.00	0.0
March 15	8.9	1.1	0.00	0.0
March 16	3.3	1.1	0.25	0.0
March 17	3.3	0.6	0.89	0.0
March 18	12.8	1.7	0.00	0.0
March 19	9.4	0.6	0.25	0.0
March 20	5.0	3.3	0.38	0.0
March 21	7.8	1.7	0.25	0.0
March 22	1.7	0.0	0.13	0.0
March 23	11.1	0.0	0.00	0.0
March 24	15.0	-1.1	0.00	0.0
March 25	15.6	-1.7	0.00	0.0
March 26	21.7	-0.6	0.00	0.0
March 27	16.7	6.1	0.15	0.0
March 28	25.6	2.8	0.00	0.0
March 29	18.9	10.0	0.00	0.0
March 30	15.0	3.3	0.00	0.0
March 31	n/a	n/a	3.05	0.0

April 1945 Ottawa Weather

Day	High (°C)	Low (°C)	Precip. (cm)
April 1	16.1	2.8	0.00
April 2	10.0	4.4	2.84
April 3	7.2	1.7	0.00
April 4	12.8	1.7	0.69
April 5	4.4	-3.3	0.00
April 6	7.2	0.6	0.00
April 7	15.6	4.4	0.00
April 8	18.9	4.4	0.00
April 9	22.2	2.2	0.00
April 10	25.0	7.2	0.00
April 11	26.1	5.6	0.00
April 12	26.1	5.6	0.00
April 13	25.6	12.8	0.00
April 14	8.9	7.2	0.00
April 15	6.7	-4.4	0.00
April 16	13.3	-4.4	0.10
April 17	18.3	8.9	0.00
April 18	12.2	1.1	0.15
April 19	8.9	-1.1	0.00
April 20	10.6	1.7	0.05
April 21	8.3	-3.3	0.25
April 22	6.1	-1.1	0.00
April 23	8.9	-4.4	0.00
April 24	12.2	0.0	1.78
April 25	13.9	6.1	2.21
April 26	9.4	5.6	1.60
April 27	7.2	5.6	0.38
April 28	8.3	2.2	0.18
April 29	10.0	4.4	0.28
April 30	14.4	3.3	0.00

May 1945 Ottawa Weather

Day	High (°C)	Low (°C)	Precip. (cm)
May 1	14.4	3.3	0.00
May 2	15.0	4.4	0.13
May 3	17.2	1.7	0.81
May 4	6.7	4.4	0.86
May 5	10.0	4.4	0.28
May 6	10.6	3.3	1.27
May 7	16.7	3.9	0.23
May 8	16.1	5.6	0.28
May 9	7.8	0.6	0.00
May 10	7.2	-2.8	0.00
May 11	12.2	0.0	0.00
May 12	11.7	0.0	0.00
May 13	12.2	5.6	0.86
May 14	16.7	2.8	0.10
May 15	11.1	5.0	0.71
May 16	13.9	-0.6	1.55
May 17	11.7	7.8	2.97
May 18	9.4	8.3	0.56
May 19	20.0	7.2	0.00
May 20	19.4	3.3	0.00
May 21	22.2	10.0	0.00
May 22	25.0	10.0	0.15
May 23	12.2	5.0	0.00
May 24	16.1	1.7	0.00
May 25	23.3	5.6	0.00
May 26	25.6	6.7	0.00
May 27	16.7	12.8	0.20
May 28	17.8	11.1	1.22
May 29	19.4	10.6	0.00
May 30	11.7	3.3	1.50
May 31	9.4	1.1	0.00

June 1945 Ottawa Weather

Day	High (°C)	Low (°C)	Precip. (cm)
June 1	15.0	0.6	0.00
June 2	15.0	3.9	0.00
June 3	15.0	2.2	0.00
June 4	13.9	6.1	1.35
June 5	15.0	7.2	0.18
June 6	16.1	7.2	0.15
June 7	20.0	4.4	0.05
June 8	21.7	7.2	0.00
June 9	23.9	6.7	0.00
June 10	22.8	5.6	0.81
June 11	25.6	15.6	0.00
June 12	23.3	12.8	0.00
June 13	26.1	11.1	0.00
June 14	28.3	12.2	0.91
June 15	25.0	17.2	0.08
June 16	21.1	16.7	0.33
June 17	25.0	15.0	1.65
June 18	15.0	13.9	0.76
June 19	23.3	12.8	0.00
June 20	24.4	12.2	0.00
June 21	21.1	12.8	0.05
June 22	27.8	7.8	0.00
June 23	26.1	16.7	0.00
June 24	30.0	14.4	0.00
June 25	26.1	17.8	1.17
June 26	26.7	12.8	0.00
June 27	26.1	11.1	0.00
June 28	27.2	11.7	0.00
June 29	30.0	15.6	0.00
June 30	30.6	18.9	0.00

July 1945 Ottawa Weather

Day	High (°C)	Low (°C)	Precip. (cm)
July 1	31.1	18.9	0.46
July 2	22.2	14.4	0.13
July 3	23.9	14.4	0.00
July 4	25.0	11.1	0.00
July 5	28.9	13.3	0.00
July 6	25.6	20.0	0.00
July 7	25.0	13.3	0.00
July 8	25.0	11.7	0.13
July 9	28.9	15.0	0.91
July 10	21.7	16.7	0.08
July 11	18.9	7.2	0.00
July 12	21.7	7.2	0.15
July 13	26.7	14.4	0.05
July 14	21.7	16.1	4.57
July 15	18.3	13.9	0.05
July 16	23.3	11.7	0.00
July 17	27.2	8.3	0.08
July 18	26.7	13.9	0.46
July 19	28.9	17.2	0.00
July 20	27.8	16.7	0.00
July 21	26.7	15.6	0.00
July 22	25.6	13.3	0.00
July 23	29.4	16.7	0.00
July 24	30.6	17.2	0.00
July 25	31.1	19.4	0.15
July 26	24.4	16.7	0.00
July 27	23.9	12.8	0.00
July 28	18.9	12.2	0.18
July 29	28.3	14.4	0.00
July 30	30.0	11.7	0.00
July 31	30.0	12.8	0.00

August 1945 Ottawa Weather

Day	High (°C)	Low (°C)	Precip. (cm)
August 1	28.9	16.7	0.00
August 2	26.7	18.3	2.79
August 3	21.7	16.7	0.00
August 4	21.1	11.7	0.00
August 5	26.1	8.9	0.00
August 6	23.9	12.8	0.13
August 7	23.3	15.0	1.02
August 8	27.2	10.0	0.00
August 9	28.9	12.2	0.00
August 10	30.6	12.8	0.00
August 11	30.6	12.8	0.00
August 12	26.1	13.9	0.05
August 13	29.4	18.3	0.05
August 14	28.9	18.3	1.22
August 15	20.6	11.7	0.00
August 16	23.3	8.3	0.00
August 17	25.6	11.1	0.00
August 18	22.8	13.9	0.00
August 19	25.6	15.6	0.00
August 20	31.1	12.8	0.00
August 21	25.0	15.0	0.08
August 22	21.7	14.4	0.00
August 23	21.7	5.6	0.00
August 24	24.4	5.6	0.20
August 25	17.2	12.8	4.57
August 26	17.2	12.2	0.00
August 27	20.6	10.0	0.91
August 28	27.8	14.4	0.00
August 29	27.8	16.1	0.00
August 30	23.9	15.0	0.00
August 31	21.7	15.6	1.52

September 1945 Ottawa Weather

Day	High (°C)	Low (°C)	Precip. (cm)
September 1	26.1	13.3	0.43
September 2	18.9	15.6	0.00
September 3	21.7	4.4	0.00
September 4	23.9	6.7	0.00
September 5	27.8	13.9	0.00
September 6	31.7	13.9	0.00
September 7	31.7	15.0	0.00
September 8	32.2	16.1	0.18
September 9	28.3	19.4	0.00
September 10	27.8	15.6	0.00
September 11	24.4	17.8	0.30
September 12	18.3	10.0	0.00
September 13	18.3	7.8	0.00
September 14	14.4	9.4	1.70
September 15	21.1	12.8	0.00
September 16	11.1	3.3	0.00
September 17	13.3	0.0	0.00
September 18	11.7	5.6	6.05
September 19	11.7	7.2	0.00
September 20	13.9	9.4	0.69
September 21	16.7	5.6	0.25
September 22	14.4	5.0	0.00
September 23	18.9	2.2	1.14
September 24	22.2	12.8	1.78
September 25	n/a	13.9	0.97
September 26	n/a	n/a	0.00
September 27	n/a	n/a	0.00
September 28	n/a	n/a	1.24
September 29	n/a	n/a	0.08
September 30	n/a	n/a	0.33

October 1945 Ottawa Weather

Day	High (°C)	Low (°C)	Precip. (cm)	Snow (cm)
October 1	17.2	3.3	2.13	0.0
October 2	14.4	8.3	1.65	0.0
October 3	6.1	1.1	0.00	0.0
October 4	11.7	-3.9	0.00	0.0
October 5	17.8	2.2	0.00	0.0
October 6	16.7	11.1	0.08	0.0
October 7	16.1	11.7	0.38	0.0
October 8	13.3	4.4	0.00	0.0
October 9	7.8	4.4	0.00	0.0
October 10	8.3	-2.2	0.00	0.0
October 11	10.6	0.6	0.56	0.0
October 12	12.8	5.6	0.41	0.0
October 13	7.8	4.4	0.00	0.0
October 14	7.2	3.3	0.20	0.0
October 15	7.2	1.1	0.66	0.0
October 16	7.8	1.7	0.00	0.0
October 17	16.7	-1.1	0.00	0.0
October 18	20.0	1.7	0.00	0.0
October 19	21.7	7.2	0.18	0.0
October 20	14.4	7.2	0.00	0.0
October 21	16.1	6.1	0.13	0.0
October 22	17.2	4.4	0.05	0.0
October 23	6.7	-1.1	0.00	0.0
October 24	6.7	0.0	0.20	2.0
October 25	6.1	0.0	0.89	0.0
October 26	10.0	0.0	0.00	0.0
October 27	7.2	1.7	0.00	0.0
October 28	7.2	-2.2	0.00	0.0
October 29	18.3	-2.2	0.00	0.0
October 30	14.4	-1.1	0.18	0.0
October 31	10.0	3.3	0.00	0.0

November 1945 Ottawa Weather

Day	High (°C)	Low (°C)	Precip. (cm)	Snow (cm)
November 1	6.7	-3.3	0.69	0.0
November 2	13.9	0.6	0.08	0.0
November 3	6.1	3.3	0.43	0.0
November 4	5.6	-3.3	0.00	0.0
November 5	5.6	-3.9	0.00	0.0
November 6	8.9	-2.8	0.00	0.0
November 7	11.1	4.4	0.56	0.0
November 8	18.3	7.2	0.00	0.0
November 9	17.2	14.4	0.00	0.0
November 10	4.4	1.7	0.00	0.0
November 11	5.0	-5.0	0.15	0.0
November 12	11.7	0.6	0.23	0.0
November 13	15.0	4.4	0.15	0.0
November 14	6.1	4.4	0.00	0.0
November 15	0.6	-3.9	0.33	3.3
November 16	-3.9	-11.1	0.38	3.8
November 17	1.1	-5.6	1.40	0.0
November 18	6.1	-3.3	0.13	0.0
November 19	7.8	2.8	0.43	3.8
November 20	-2.2	-4.4	0.00	0.0
November 21	0.6	-6.7	1.02	7.6
November 22	1.1	-4.4	0.10	1.0
November 23	-1.7	-8.3	0.00	0.0
November 24	-2.2	-7.8	0.00	0.0
November 25	-3.3	-6.7	0.00	0.0
November 26	-2.8	-12.2	0.00	0.0
November 27	-3.3	-14.4	0.43	4.3
November 28	-1.7	-5.6	0.38	3.8
November 29	-3.3	-5.6	0.00	0.0
November 30	-3.3	-6.7	0.13	1.3

December 1945 Ottawa Weather

Day	High (°C)	Low (°C)	Precip. (cm)	Snow (cm)
December 1	-2.8	-11.7	0.00	0.0
December 2	-5.6	-20.0	0.03	0.3
December 3	-3.9	-9.4	0.08	0.8
December 4	-2.8	-8.9	0.00	0.0
December 5	-3.3	-18.9	0.00	0.0
December 6	0.6	-15.0	0.74	0.0
December 7	1.1	-1.7	0.00	0.0
December 8	1.1	0.0	0.00	0.0
December 9	3.3	-1.7	0.00	0.0
December 10	-2.2	-3.9	0.38	3.8
December 11	-13.3	-15.0	0.00	0.0
December 12	-16.1	-20.6	0.00	0.0
December 13	-11.1	-20.6	0.00	0.0
December 14	-3.9	-17.2	0.05	0.5
December 15	-1.7	-11.1	0.00	0.0
December 16	-8.9	-12.8	0.00	0.0
December 17	-12.2	-18.9	0.08	0.8
December 18	-11.1	-16.7	0.00	0.0
December 19	-10.6	-21.7	0.00	0.0
December 20	-13.3	-20.6	0.00	0.0
December 21	-13.3	-23.9	0.00	0.0
December 22	-10.0	-23.3	0.00	0.0
December 23	-10.0	-18.9	0.00	0.0
December 24	-9.4	-17.8	0.00	0.0
December 25	1.7	-13.9	0.89	8.9
December 26	0.6	-6.7	0.03	0.3
December 27	-9.4	-12.2	0.00	0.0
December 28	-9.4	-20.6	0.03	0.3
December 29	-3.3	-13.9	0.05	0.5
December 30	1.7	-6.1	1.24	3.3
December 31	-4.4	-5.6	0.00	0.0

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Weather Station Details

Years	Station	Coordinates
1889–2024	Ottawa CDA	location