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March weather forecast in Ottawa

30 days Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

30 days Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Sun

Sunday

Mon

Monday

Tue

Tuesday

Wed

Wednesday

Thu

Thursday

Fri

Friday

Sat

Saturday

23 February, sun

	745 mmHg		71%
	5.9 m/s

23 February, Sunday. day, 4°; night, -2°; partly cloudy

24 February, mon

	745 mmHg		70%
	6.8 m/s

24 February, Monday. day, 4°; night, -2°; rain

25 February, tue

	745 mmHg		70%
	6.7 m/s

25 February, Tuesday. day, 5°; night, -2°; clear

26 February, wed

	746 mmHg		70%
	6.2 m/s

26 February, Wednesday. day, 5°; night, -2°; rain

27 February, thu

	743 mmHg		70%
	6 m/s

27 February, Thursday. day, 5°; night, -1°; rain

28 February, fri

	745 mmHg		67%
	6.2 m/s

28 February, Friday. day, 5°; night, -3°; partly cloudy

1 March, sat

	744 mmHg		68%
	6.5 m/s

1 March, Saturday. day, 6°; night, 0°; overcast

2 March, sun

	745 mmHg		68%
	6.1 m/s

2 March, Sunday. day, 4°; night, -2°; clear

3 March, mon

	746 mmHg		67%
	5.8 m/s

3 March, Monday. day, 4°; night, -4°; clear

4 March, tue

	747 mmHg		65%
	5.5 m/s

4 March, Tuesday. day, 5°; night, -3°; clear

5 March, wed

	746 mmHg		70%
	6.2 m/s

5 March, Wednesday. day, 6°; night, -1°; snow

6 March, thu

	747 mmHg		70%
	6.5 m/s

6 March, Thursday. day, 7°; night, -1°; clear

7 March, fri

	747 mmHg		69%
	6.4 m/s

7 March, Friday. day, 7°; night, 0°; partly cloudy

8 March, sat

	746 mmHg		68%
	6.6 m/s

8 March, Saturday. day, 7°; night, 0°; rain

9 March, sun

	745 mmHg		69%
	6.8 m/s

9 March, Sunday. day, 7°; night, 0°; rain

10 March, mon

	746 mmHg		67%
	6.4 m/s

10 March, Monday. day, 7°; night, 0°; partly cloudy

11 March, tue

	747 mmHg		65%
	6.4 m/s

11 March, Tuesday. day, 9°; night, 0°; clear

12 March, wed

	746 mmHg		66%
	5.8 m/s

12 March, Wednesday. day, 9°; night, 0°; clear

13 March, thu

	745 mmHg		67%
	6.2 m/s

13 March, Thursday. day, 10°; night, 0°; partly cloudy

14 March, fri

	745 mmHg		67%
	6.5 m/s

14 March, Friday. day, 11°; night, 2°; partly cloudy

15 March, sat

	746 mmHg		68%
	5.6 m/s

15 March, Saturday. day, 10°; night, 0°; clear

16 March, sun

	746 mmHg		67%
	6 m/s

16 March, Sunday. day, 10°; night, 1°; clear

17 March, mon

	745 mmHg		67%
	6.1 m/s

17 March, Monday. day, 11°; night, 2°; rain

18 March, tue

	746 mmHg		68%
	5.8 m/s

18 March, Tuesday. day, 11°; night, 1°; overcast

19 March, wed

	746 mmHg		66%
	6.1 m/s

19 March, Wednesday. day, 10°; night, 1°; overcast

20 March, thu

	746 mmHg		65%
	6.3 m/s

20 March, Thursday. day, 11°; night, 2°; rain

21 March, fri

	746 mmHg		61%
	6.2 m/s

21 March, Friday. day, 11°; night, 2°; clear

22 March, sat

	747 mmHg		61%
	5.8 m/s

22 March, Saturday. day, 11°; night, 1°; clear

23 March, sun

	746 mmHg		66%
	5.1 m/s

23 March, Sunday. day, 10°; night, 2°; overcast

24 March, mon

	745 mmHg		68%
	6.2 m/s

24 March, Monday. day, 11°; night, 2°; rain

25 March, tue

	744 mmHg		69%
	7.3 m/s

25 March, Tuesday. day, 11°; night, 3°; rain

26 March, wed

	746 mmHg		64%
	6.2 m/s

26 March, Wednesday. day, 11°; night, 2°; partly cloudy

27 March, thu

	745 mmHg		64%
	6.1 m/s

27 March, Thursday. day, 12°; night, 3°; overcast

28 March, fri

	743 mmHg		67%
	6 m/s

28 March, Friday. day, 12°; night, 3°; rain

29 March, sat

	745 mmHg		65%
	6 m/s

29 March, Saturday. day, 12°; night, 2°; partly cloudy

30 March, sun

	744 mmHg		63%
	6.5 m/s

30 March, Sunday. day, 14°; night, 4°; rain

31 March, mon

	741 mmHg		66%
	7.2 m/s

31 March, Monday. day, 14°; night, 5°; rain

1 April, tue

	742 mmHg		63%
	6.7 m/s

1 April, Tuesday. day, 13°; night, 3°; partly cloudy

2 April, wed

	743 mmHg		63%
	6.6 m/s

2 April, Wednesday. day, 14°; night, 4°; clear

3 April, thu

	741 mmHg		64%
	6.9 m/s

3 April, Thursday. day, 15°; night, 6°; rain

4 April, fri

	743 mmHg		65%
	7.2 m/s

4 April, Friday. day, 15°; night, 4°; overcast

5 April, sat

	745 mmHg		62%
	6.3 m/s

5 April, Saturday. day, 13°; night, 3°; clear

Average data for 10 years

Ottawa March

10

sunny days

10

days with precipitation

11

cloudy days

10 sunny days; 10 days with precipitation; 11 cloudy days;

67

%

air humidity

4.3

m/s

WindS

73

mm of precipitation

(8% of annual average)

air humidity 67%; 73 millimeters of precipitation (8% of annual average); Wind southerly 4.3 Meters per second

Weather graphs for March

TemperaturePrecipitation chance, %Humidity, %Wind, m/sPressure, mmHg

SW

SW

SW

S

S

S

S

S

SW

SW

S

S

S

S

S

SE

S

S

S

S

S

S

S

SE

S

S

S

S

S

S

S

1

Average data for 10 years

2

3

4

5

6

7

8

9

10

11

12

13

14

15

16

17

18

19

20

21

22

23

24

25

26

27

28

29

30

31

Daytime temperature

Night-time temperature

Cities near you

Chicago
St. Louis
Indianapolis
Michigan City
Wisconsin Dells
Appleton
Dixon
Iowa City
Washington

Cities with similar weather in March

New York
Geneva
Salt Lake City
Tokmok
Qinhuangdao
Colorado Springs
Jamaica
Pittsburgh
Omaha

The weather forecast for March 2025 is based on historical data from the past 10 years.

In March, the weather in Ottawa is typically warm. Average daily high temperature in March is about 9 degrees above zero. On average, Ottawa has 10 sunny, 7 rainy, 7 cloudy, 6 partly cloudy, and 1 snowy day in March. The rains are usually heavy. March as well as January, February, April, and November is considered the most uncomfortable time to visit Ottawa.

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