Ottawa Weather in 1909

Historical record of Ottawa, Ontario weather for the year 1909 based on NOAA data.

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1909 Ottawa Weather Extremes
Highest temperature	35.6 °C	August 25
Lowest temperature	-27.8 °C	January 13
Highest daily low	20.0 °C	August 18
Lowest daily high	-17.8 °C	January 19
Most daily precipitation	3.6 cm	March 25
Most daily snow	16.5 cm	December 14
Total annual precipitation	97.1 cm	-
Total annual snow	195.6 cm	-

What was the hottest temperature in Ottawa in 1909?

The highest temperature recorded in Ottawa, Ontario in 1909 was 35.6 °C which happened on August 25.

Highest Temperatures: All-Time By Year

Highest Temperatures in Ottawa in 1909

Rank	Temperature	Date
1	35.6 °C	Aug 25
2	35.0 °C	Aug 8
3	33.3 °C	Jun 22
4	32.8 °C	Aug 7
5	32.2 °C	Jul 15
6	31.7 °C	Aug 9
6	31.7 °C	Jun 30
6	31.7 °C	Jun 23
9	31.1 °C	Aug 6
9	31.1 °C	Jun 21

What was the coldest temperature in Ottawa in 1909?

The lowest temperature recorded in Ottawa, Ontario in 1909 was -27.8 °C which happened on Jan 13.

Lowest Temperatures: All-Time By Year

Lowest Temperatures in Ottawa in 1909

Rank	Temperature	Date
1	-27.8 °C	January 13
2	-27.2 °C	January 8
3	-26.7 °C	February 1
3	-26.7 °C	January 19
3	-26.7 °C	January 17
3	-26.7 °C	January 16
7	-25.0 °C	January 1
8	-24.4 °C	February 9
8	-24.4 °C	January 18
8	-24.4 °C	January 7

January 1909 Ottawa Weather

Day	High (°C)	Low (°C)	Precip. (cm)	Snow (cm)
January 1	-10.0	-25.0	0.00	0.0
January 2	-10.6	-21.1	0.18	1.8
January 3	1.7	-14.4	0.25	2.5
January 4	2.8	1.1	0.00	0.0
January 5	4.4	1.1	0.25	0.0
January 6	2.2	-13.3	0.25	0.0
January 7	-12.8	-24.4	0.00	0.0
January 8	-16.1	-27.2	0.00	0.0
January 9	-9.4	-18.9	0.00	0.0
January 10	-3.3	-10.0	0.00	0.0
January 11	-2.2	-8.9	0.00	0.0
January 12	-8.3	-17.2	0.64	6.4
January 13	-14.4	-27.8	0.00	0.0
January 14	-10.6	-20.6	0.13	1.3
January 15	-3.3	-14.4	0.00	0.0
January 16	-13.9	-26.7	0.00	0.0
January 17	-15.6	-26.7	0.38	3.8
January 18	-14.4	-24.4	0.00	0.0
January 19	-17.8	-26.7	0.25	2.5
January 20	-3.9	-18.9	0.00	0.0
January 21	2.8	-10.0	0.05	0.0
January 22	2.8	1.1	1.09	0.0
January 23	1.7	-2.2	2.64	0.0
January 24	-1.1	-7.8	1.65	0.0
January 25	1.7	-7.8	0.43	1.3
January 26	-0.6	-9.4	0.05	0.5
January 27	0.6	-11.7	0.76	7.6
January 28	-0.6	-12.2	0.25	2.5
January 29	-8.3	-17.8	0.00	0.0
January 30	-6.7	-12.2	0.00	0.0
January 31	-7.8	-20.0	0.00	0.0

February 1909 Ottawa Weather

Day	High (°C)	Low (°C)	Precip. (cm)	Snow (cm)
February 1	-16.1	-26.7	0.00	0.0
February 2	-6.1	-18.9	0.38	3.8
February 3	-11.1	-22.8	0.00	0.0
February 4	-9.4	-21.1	0.25	2.5
February 5	-2.2	-9.4	0.00	0.0
February 6	5.6	-5.6	0.28	0.0
February 7	-3.3	-11.7	0.00	0.0
February 8	-4.4	-13.3	0.00	0.0
February 9	-13.3	-24.4	0.00	0.0
February 10	-2.8	-17.2	0.76	7.6
February 11	-2.8	-10.0	0.13	1.3
February 12	0.0	-18.9	0.00	0.0
February 13	1.7	-11.7	0.05	0.5
February 14	-10.0	-16.1	0.51	5.1
February 15	-6.7	-14.4	0.89	8.9
February 16	-7.8	-11.7	0.25	2.5
February 17	-6.1	-12.8	0.51	5.1
February 18	-6.7	-21.7	0.25	2.5
February 19	0.0	-15.6	0.00	0.0
February 20	2.8	-3.3	0.51	0.0
February 21	-2.8	-10.0	0.00	0.0
February 22	-0.6	-11.1	0.13	1.3
February 23	0.0	-13.3	0.00	0.0
February 24	5.0	-1.1	1.04	0.0
February 25	2.8	-16.7	0.00	0.0
February 26	-5.6	-18.9	0.00	0.0
February 27	-0.6	-10.0	0.00	0.0
February 28	-5.0	-16.7	0.00	0.0

March 1909 Ottawa Weather

Day	High (°C)	Low (°C)	Precip. (cm)	Snow (cm)
March 1	-7.2	-19.4	0.00	0.0
March 2	-2.2	-11.1	0.38	3.8
March 3	-2.8	-11.7	0.00	0.0
March 4	-5.0	-10.0	1.02	10.2
March 5	-6.1	-14.4	0.25	2.5
March 6	1.7	-14.4	0.00	0.0
March 7	0.6	-8.3	0.13	1.3
March 8	-2.2	-11.7	0.00	0.0
March 9	-3.9	-17.2	0.00	0.0
March 10	1.7	-5.0	1.42	0.0
March 11	1.1	-10.0	0.00	0.0
March 12	0.6	-9.4	0.00	0.0
March 13	1.7	-10.0	0.00	0.0
March 14	2.8	-9.4	0.00	0.0
March 15	0.0	-9.4	0.00	0.0
March 16	0.0	-11.1	0.13	1.3
March 17	0.0	-11.1	0.51	5.1
March 18	-1.1	-10.6	0.13	1.3
March 19	1.7	-12.8	0.00	0.0
March 20	1.1	-4.4	1.14	11.4
March 21	-2.2	-11.7	0.00	0.0
March 22	3.3	-12.2	0.00	0.0
March 23	2.2	-6.1	0.00	0.0
March 24	3.3	-8.9	0.00	0.0
March 25	1.7	-2.2	3.61	15.2
March 26	0.0	-3.3	0.89	8.9
March 27	3.3	-8.3	0.00	0.0
March 28	5.0	-5.0	0.00	0.0
March 29	3.9	-3.9	0.00	0.0
March 30	5.6	-2.2	0.00	0.0
March 31	7.2	-2.8	0.00	0.0

April 1909 Ottawa Weather

Day	High (°C)	Low (°C)	Precip. (cm)	Snow (cm)
April 1	3.3	-4.4	0.00	0.0
April 2	5.0	-8.9	0.00	0.0
April 3	4.4	-1.7	0.00	0.0
April 4	6.7	-1.7	0.00	0.0
April 5	7.8	-3.3	0.00	0.0
April 6	10.0	2.8	0.64	0.0
April 7	11.7	2.2	0.46	0.0
April 8	5.6	-1.1	0.00	0.0
April 9	3.9	-3.9	0.64	6.4
April 10	-1.1	-10.0	0.00	0.0
April 11	2.2	-8.3	0.00	0.0
April 12	11.1	-3.9	0.00	0.0
April 13	17.8	5.6	0.00	0.0
April 14	16.1	0.0	1.96	0.0
April 15	8.3	-1.1	0.00	0.0
April 16	11.7	-1.7	0.20	0.0
April 17	11.1	3.3	0.00	0.0
April 18	7.2	-0.6	0.58	0.0
April 19	6.7	1.7	2.11	0.0
April 20	9.4	-1.1	0.00	0.0
April 21	10.0	-0.6	0.25	0.0
April 22	11.7	5.6	0.76	0.0
April 23	8.9	2.2	0.00	0.0
April 24	6.7	-1.7	0.00	0.0
April 25	2.8	-2.8	0.25	2.5
April 26	7.8	-5.6	0.00	0.0
April 27	11.1	-1.7	0.36	0.0
April 28	6.1	-3.9	0.05	0.0
April 29	5.6	-4.4	0.00	0.0
April 30	3.9	-2.8	1.17	10.2

May 1909 Ottawa Weather

Day	High (°C)	Low (°C)	Precip. (cm)
May 1	3.3	0.0	3.40
May 2	6.7	0.6	0.00
May 3	8.3	0.0	0.13
May 4	10.6	-1.1	0.00
May 5	15.0	1.1	0.08
May 6	16.1	6.1	0.13
May 7	11.1	5.0	0.66
May 8	17.8	1.1	0.00
May 9	17.8	8.3	0.58
May 10	15.0	6.1	1.57
May 11	15.6	2.8	2.62
May 12	16.1	4.4	0.00
May 13	20.6	7.8	0.10
May 14	24.4	9.4	0.15
May 15	17.2	6.1	0.00
May 16	14.4	9.4	1.27
May 17	13.9	8.3	0.30
May 18	17.8	7.8	0.00
May 19	19.4	10.0	0.03
May 20	21.1	7.8	0.00
May 21	20.6	11.7	0.10
May 22	17.2	10.6	0.48
May 23	19.4	9.4	0.13
May 24	22.8	8.3	0.00
May 25	19.4	6.7	0.00
May 26	23.3	7.2	0.00
May 27	20.6	9.4	0.46
May 28	21.1	13.3	2.34
May 29	23.3	12.2	0.30
May 30	22.8	8.3	0.00
May 31	23.3	8.9	0.00

June 1909 Ottawa Weather

Day	High (°C)	Low (°C)	Precip. (cm)
June 1	22.2	8.9	0.00
June 2	27.8	11.1	0.00
June 3	26.1	13.3	0.00
June 4	30.0	10.6	0.00
June 5	21.1	15.6	0.08
June 6	19.4	8.9	0.00
June 7	20.0	12.2	0.00
June 8	21.7	7.2	0.00
June 9	24.4	5.6	0.00
June 10	22.8	9.4	0.00
June 11	26.7	12.2	0.00
June 12	25.0	11.1	0.00
June 13	25.6	10.0	0.13
June 14	21.7	13.3	2.11
June 15	22.2	7.8	0.00
June 16	25.0	7.8	0.00
June 17	23.9	9.4	1.17
June 18	13.3	4.4	0.20
June 19	25.0	5.6	0.00
June 20	27.2	16.1	0.00
June 21	31.1	16.7	0.00
June 22	33.3	16.1	0.46
June 23	31.7	18.9	0.00
June 24	30.6	18.9	1.57
June 25	26.1	18.3	0.00
June 26	26.7	15.6	0.00
June 27	28.9	12.2	0.00
June 28	28.3	16.7	0.69
June 29	24.4	12.2	0.00
June 30	31.7	12.2	0.00

July 1909 Ottawa Weather

Day	High (°C)	Low (°C)	Precip. (cm)
July 1	27.2	18.3	0.00
July 2	23.3	11.1	0.13
July 3	16.1	11.1	1.45
July 4	21.1	9.4	0.03
July 5	23.9	9.4	0.00
July 6	24.4	12.2	0.64
July 7	26.1	9.4	0.00
July 8	23.3	13.9	0.00
July 9	27.8	8.3	0.00
July 10	23.3	12.2	0.23
July 11	30.0	17.8	0.00
July 12	26.7	19.4	0.25
July 13	24.4	18.9	0.33
July 14	30.0	13.9	0.18
July 15	32.2	13.9	0.00
July 16	25.6	15.6	0.76
July 17	25.0	15.0	0.05
July 18	21.1	12.2	2.77
July 19	22.2	12.8	0.33
July 20	26.1	12.2	0.00
July 21	26.7	10.6	0.00
July 22	23.3	15.6	0.23
July 23	18.3	15.6	2.69
July 24	17.8	13.3	1.24
July 25	26.1	13.3	0.00
July 26	29.4	15.0	0.00
July 27	30.0	14.4	0.00
July 28	30.6	14.4	0.00
July 29	28.9	18.3	0.36
July 30	26.7	19.4	0.00
July 31	23.3	13.3	0.25

August 1909 Ottawa Weather

Day	High (°C)	Low (°C)	Precip. (cm)
August 1	26.1	9.4	0.00
August 2	27.8	10.6	0.00
August 3	30.6	13.3	0.00
August 4	30.6	13.3	0.00
August 5	30.6	13.3	0.00
August 6	31.1	15.6	0.00
August 7	32.8	16.7	0.00
August 8	35.0	18.9	0.00
August 9	31.7	20.0	0.03
August 10	23.9	13.3	0.00
August 11	26.1	10.6	0.00
August 12	28.3	9.4	0.00
August 13	28.9	12.2	0.00
August 14	30.0	13.3	0.00
August 15	26.1	15.6	0.86
August 16	19.4	14.4	3.18
August 17	22.8	13.9	0.38
August 18	25.6	20.0	0.00
August 19	27.2	16.1	0.00
August 20	23.3	13.9	0.00
August 21	20.6	8.3	0.00
August 22	25.0	5.6	0.00
August 23	26.1	14.4	0.41
August 24	27.8	12.2	0.00
August 25	35.6	17.2	0.00
August 26	27.8	18.9	0.18
August 27	25.0	13.3	0.00
August 28	28.3	8.9	0.00
August 29	22.2	13.3	1.52
August 30	15.6	6.1	0.00
August 31	17.2	6.1	1.35

September 1909 Ottawa Weather

Day	High (°C)	Low (°C)	Precip. (cm)
September 1	16.7	10.6	0.99
September 2	21.1	6.7	0.00
September 3	25.0	8.9	0.00
September 4	15.0	11.1	1.50
September 5	16.7	10.0	0.76
September 6	20.6	3.3	0.00
September 7	16.1	9.4	0.05
September 8	22.2	3.3	0.00
September 9	17.2	11.1	0.00
September 10	17.2	8.9	1.17
September 11	16.7	10.0	0.05
September 12	20.0	6.7	0.00
September 13	22.2	8.3	0.00
September 14	29.4	16.1	0.00
September 15	28.9	15.6	0.30
September 16	22.2	12.8	0.05
September 17	21.1	11.7	0.00
September 18	16.7	5.6	0.00
September 19	19.4	5.0	0.00
September 20	21.7	7.8	0.00
September 21	22.8	8.3	0.00
September 22	26.1	11.1	0.00
September 23	27.2	17.2	0.05
September 24	16.7	10.6	1.19
September 25	17.8	4.4	0.00
September 26	16.1	6.1	0.13
September 27	13.9	8.3	0.38
September 28	15.6	5.0	0.00
September 29	18.9	2.8	0.00
September 30	15.6	9.4	0.51

October 1909 Ottawa Weather

Day	High (°C)	Low (°C)	Precip. (cm)
October 1	10.6	5.0	0.05
October 2	16.7	6.1	0.00
October 3	13.9	8.3	0.00
October 4	18.3	5.6	0.00
October 5	19.4	5.6	0.00
October 6	20.0	7.2	0.00
October 7	21.7	10.6	0.00
October 8	23.3	8.3	0.00
October 9	24.4	6.1	0.00
October 10	25.0	7.8	0.00
October 11	22.2	11.1	0.00
October 12	18.3	8.3	0.30
October 13	7.2	-1.1	0.00
October 14	7.8	-1.7	0.00
October 15	10.0	1.1	0.89
October 16	7.8	-0.6	0.38
October 17	7.8	1.7	0.00
October 18	7.8	-1.1	0.00
October 19	6.7	0.0	0.00
October 20	5.6	-2.2	0.00
October 21	3.3	-3.9	0.51
October 22	12.8	2.2	0.23
October 23	8.3	3.3	0.00
October 24	6.1	1.1	0.00
October 25	6.7	-4.4	0.00
October 26	10.0	0.0	0.00
October 27	11.7	6.1	0.00
October 28	4.4	0.0	0.00
October 29	3.9	-2.2	0.00
October 30	6.1	-5.6	0.00
October 31	6.7	0.0	0.46

November 1909 Ottawa Weather

Day	High (°C)	Low (°C)	Precip. (cm)	Snow (cm)
November 1	11.1	0.0	0.00	0.0
November 2	12.8	2.2	0.56	0.0
November 3	11.1	5.6	0.15	0.0
November 4	6.1	1.7	0.18	0.0
November 5	5.0	1.1	0.00	0.0
November 6	6.1	0.0	0.00	0.0
November 7	6.1	-6.7	0.00	0.0
November 8	6.7	-1.1	1.19	0.0
November 9	3.3	-2.2	0.00	0.0
November 10	5.6	-4.4	0.00	0.0
November 11	15.0	3.3	0.00	0.0
November 12	17.8	7.8	0.00	0.0
November 13	11.7	2.2	0.00	0.0
November 14	6.1	3.3	0.00	0.0
November 15	17.2	5.0	0.10	0.0
November 16	5.0	-2.8	0.00	0.0
November 17	5.0	-1.7	1.07	0.0
November 18	1.1	-5.0	0.00	0.0
November 19	-1.1	-8.3	0.00	0.0
November 20	8.9	-2.8	0.56	0.0
November 21	10.0	2.8	0.23	0.0
November 22	2.2	-2.8	0.51	5.1
November 23	0.0	-7.2	2.79	0.0
November 24	-4.4	-14.4	0.00	0.0
November 25	-3.3	-7.2	0.13	1.3
November 26	2.8	-6.7	0.00	0.0
November 27	1.1	-5.6	0.00	0.0
November 28	3.9	-2.2	0.61	0.0
November 29	5.0	-4.4	0.00	0.0
November 30	-1.1	-7.2	0.00	0.0

December 1909 Ottawa Weather

Day	High (°C)	Low (°C)	Precip. (cm)	Snow (cm)
December 1	1.7	-9.4	0.00	0.0
December 2	-0.6	-6.7	0.00	0.0
December 3	0.6	-3.9	0.00	0.0
December 4	1.1	-1.7	0.00	0.0
December 5	-0.6	-5.0	0.00	0.0
December 6	1.1	-4.4	0.00	0.0
December 7	0.0	-5.0	0.25	2.5
December 8	2.2	-5.6	0.30	3.0
December 9	-1.1	-8.9	0.00	0.0
December 10	-3.3	-11.7	0.00	0.0
December 11	-7.8	-11.7	0.00	0.0
December 12	-7.8	-13.3	0.00	0.0
December 13	-3.9	-9.4	0.89	8.9
December 14	0.6	-4.4	1.65	16.5
December 15	1.1	-3.9	0.13	1.3
December 16	-3.9	-8.3	0.00	0.0
December 17	-5.6	-12.8	0.00	0.0
December 18	-7.8	-13.9	0.00	0.0
December 19	-8.3	-17.8	0.00	0.0
December 20	-5.0	-11.1	0.00	0.0
December 21	-5.6	-9.4	0.00	0.0
December 22	-5.6	-11.7	0.13	1.3
December 23	-3.3	-6.7	0.00	0.0
December 24	-5.0	-7.2	0.00	0.0
December 25	-5.0	-7.8	0.38	3.8
December 26	-3.9	-8.3	0.05	0.5
December 27	-7.8	-16.7	0.00	0.0
December 28	-13.9	-18.9	0.00	0.0
December 29	-15.6	-22.8	0.00	0.0
December 30	-13.3	-21.1	0.00	0.0
December 31	-6.7	-20.0	0.00	0.0

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Weather Station Details

Years	Station	Coordinates
1889–2024	Ottawa CDA	location