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Ottawa Macdonald-Cartier Int'l Airport, Ontario

Latitude 45.32° N | Longitude 75.67° W

Past 24 Hour Conditions

Date / Time
(EDT)
Conditions Temperature
(°C)
Wind
(km/h)
Relative
humidity
(%)
Dew
point
(°C)
Pressure
(kPa)
Visibility
(km)
28 March 2024
06:00


Mostly Cloudy

3  (3.3)   WNW 22 66 -2 101.9 24
05:00


Mostly Cloudy

4  (4.0) WNW 12 74 0 101.8 24
04:00


Cloudy

4  (4.4) W 19 72 0 101.8 24
03:00


Cloudy

5  (4.7) WNW 13 75 1 101.7 24
02:00


Cloudy

5  (5.4) WNW 13 75 1 101.7 24
01:00


Mostly Cloudy

6  (6.1) WNW 19 73 2 101.7 24
00:00


Mostly Cloudy

7  (7.4) WSW 18 gusts 30 71 2 101.7 24
27 March 2024
23:00


Mostly Cloudy

8  (8.2) SSW 18 gusts 33 68 3 101.6 24
22:00


Mostly Cloudy

9  (8.9) SSW 17 gusts 28 68 3 101.6 24
21:00


Mostly Cloudy

10  (9.7) SSW 18 64 3 101.6 24
20:00


Mostly Cloudy

10  (10.4) SSW 16 60 3 101.5 24
19:00


Mostly Cloudy

11  (11.1) SSW 14 59 4 101.5 24
18:00


Mostly Cloudy

12  (11.8) SW 22 59 4 101.5 24
17:00


Mostly Cloudy

13  (13.1) SW 23 gusts 33 57 5 101.3 24
16:00


Mostly Cloudy

13  (12.8) SW 23 gusts 36 68 7 101.3 24
15:00


Mostly Cloudy

15  (15.0)   SSW 21 gusts 31 55 6 101.3 24
14:00


Mostly Cloudy

15  (14.8) SW 22 55 6 101.3 24
13:00


Mostly Cloudy

14  (13.9) SSW 19 gusts 33 58 6 101.3 24
12:00


Mostly Cloudy

13  (13.4) S 17 gusts 29 63 6 101.4 24
11:00


Mostly Cloudy

11  (11.3) SSW 14 72 6 101.4 24
10:00


Mostly Cloudy

9  (9.4) S 15 87 7 101.3 24
09:00


Mostly Cloudy

7  (7.0) SE 15 100 7 101.4 24
08:00


Cloudy

5  (4.9) ENE 11 100 5 101.3 16
07:00


Mostly Cloudy

5  (4.5) ENE 11 100 5 101.3 16
06:00


Mostly Cloudy

5  (4.9) E 13 100 5 101.3 16
Legend
n/a: not available

This table displays weather elements available for this station

Highest temperature
Lowest temperature

Equal temperature values are all highlighted

This is an automated product, generated using preliminary data.

If you require additional historical weather information, please visit Climate website.

Highlighting criteria

Significant Weather Conditions

To highlight potentially dangerous weather conditions the following are displayed in bold characters:

  • Tornado
  • Funnel Cloud
  • Thunderstorm
  • Lightning
  • Hail
  • Freezing precipitation
  • Heavy precipitation
  • Any other weather condition, if the visibility is 1.0 km0.6 miles or less

In addition some weather elements are displayed in bold characters when they reach the following values:

Temperatures:

  • Hot: 30.0°C86°F and higher
  • Cold: -30.0°C-22°F and lower
Humidex:
  • Values of 3595 and more
Wind chill
  • Values of -35-31 and below

Winds:

  • Mean speed of 60 km/h37 mph or more
  • Gust speed of 90 km/h56 mph or more

Visibility:

  • 1.0 km0.6 miles or less along with the weather conditions
Date modified: