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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)
15 August 2020
06:00


Mainly Clear

14  (14.1)   NE 14 * 91 13 101.9 24
05:00


Clear

14  (14.2) NE 14 * 92 13 101.9 24
04:00


Clear

15  (14.9) NE 15 * 88 13 101.9 24
03:00


Clear

15  (15.0) NE 14 * 86 13 101.9 24
02:00


Clear

16  (15.9) NE 14 * 83 13 101.9 24
01:00


Clear

17  (17.4) ENE 13 * 75 13 101.9 24
00:00


Clear

18  (18.1) NE 11 * 72 13 102.0 24
14 August 2020
23:00


Clear

18  (17.6) NE 12 * 72 13 102.0 24
22:00


Clear

17  (16.5) ENE 6 * 78 13 102.0 24
21:00


Mainly Clear

20  (20.3) ENE 10 23 64 13 101.9 24
20:00


Mainly Sunny

22  (21.8) E 9 24 54 12 101.9 24
19:00


Mainly Sunny

25  (25.2) ENE 11 28 44 12 101.9 24
18:00


Mainly Sunny

26  (26.4) NE 17 28 36 10 101.9 24
17:00


Mainly Sunny

27  (26.9) ENE 18 28 34 10 102.0 24
16:00


Mainly Sunny

27  (26.5) NE 18 29 40 12 102.0 24
15:00


Mainly Sunny

27  (27.2)   NE 19 29 38 12 102.0 24
14:00


Mainly Sunny

27  (26.9) NE 18 29 41 13 102.1 24
13:00


Mainly Sunny

26  (26.4) NE 17 gust 28 29 43 13 102.1 24
12:00


Mainly Sunny

25  (25.1) NE 11 28 46 13 102.2 24
11:00


Mainly Sunny

25  (24.6) NE 15 28 52 14 102.2 24
10:00


Partly Cloudy

23  (23.0) NE 19 26 53 13 102.2 24
09:00


Mainly Sunny

21  (21.4) NE 21 24 59 13 102.2 24
08:00


Partly Cloudy

20  (20.1) NE 21 23 66 14 102.2 24
07:00


Partly Cloudy

18  (18.2) NNE 15 * 79 15 102.1 24
06:00


Partly Cloudy

16  (16.4) NNE 12 * 86 14 102.1 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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