Ottawa Macdonald-Cartier Int'l Airport, Ontario

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Latitude 45.32° N | Longitude 75.67° W

Past 24 Hour Conditions

Date / Time
(EDT)
Conditions Temperature
(°C)
Wind
(km/h)
Humidex Relative
humidity
(%)
Dew
point
(°C)
Pressure
(kPa)
Visibility
(km)
29 August 2016
2:00


Clear

20  (19.9) NW 29 * 80 16 101.9 24
1:00


Clear

21  (21.1) WNW 18 26 77 17 101.9 24
00:00


Mainly Clear

22  (21.7) WNW 18 27 77 18 101.9 24
28 August 2016
23:00


Mainly Clear

23  (23.4) WNW 24 29 70 18 101.8 24
22:00


Mainly Clear

24  (24.3) W 22 gust 34 31 70 19 101.7 24
21:00


Mainly Clear

24  (23.9) WSW 11 31 76 20 101.7 24
20:00


Mainly Clear

26  (25.6) WSW 16 34 74 21 101.6 24
19:00


Mostly Cloudy

28  (27.7) WSW 15 36 66 21 101.6 24
18:00


Mostly Cloudy

28  (28.1) SSE 4 37 66 21 101.6 24
17:00


Mostly Cloudy

27  (26.6) ENE 3 35 72 21 101.7 24
16:00


Thunderstorm

29  (28.6)   SSW 21 gust 33 38 67 22 101.7 24
15:00


Mostly Cloudy

28  (28.1) SW 17 37 67 22 101.8 24
14:00


Mostly Cloudy

28  (28.0) S 16 37 68 22 101.8 24
13:00


Mostly Cloudy

27  (27.2) S 14 36 68 21 101.9 24
12:00


Mostly Cloudy

24  (24.4) SW 11 32 76 20 102.0 24
11:00


Mostly Cloudy

23  (23.4) SSE 11 30 78 19 102.0 24
10:00


Mostly Cloudy

22  (22.3) SSE 10 28 77 18 102.0 24
9:00


Mostly Cloudy

21  (21.0) SE 10 27 81 18 102.1 24
8:00


Mostly Cloudy

19  (19.0) ENE 13 * 85 17 102.1 24
7:00


Cloudy

18  (18.3) E 12 * 87 16 102.2 24
6:00


Light Rain

18  (17.9)   SE 11 * 90 16 102.1 16
5:00


Cloudy

19  (18.9) ENE 8 * 81 16 102.2 24
4:00


Mostly Cloudy

19  (19.1) E 10 * 79 15 102.1 24
3:00


Mostly Cloudy

20  (19.7) E 15 * 76 15 102.1 24
2:00


Mostly Cloudy

20  (19.6) E 13 * 77 16 102.2 24
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

What we are doing

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