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)
Relative
humidity
(%)
Dew
point
(°C)
Pressure
(kPa)
Visibility
(km)
17 October 2018
09:00


Mostly Cloudy

6  (6.3) W 33 gust 52 55 -2 100.8 24
08:00


Mostly Cloudy

7  (6.6) W 26 gust 37 64 0 100.7 24
07:00


Mostly Cloudy

7  (6.7) WSW 16 74 3 100.7 24
06:00


Mostly Cloudy

7  (7.0) SW 17 72 2 100.7 24
05:00


Light Rain

7  (7.4) SW 21 70 2 100.7 24
04:00


Mostly Cloudy

8  (7.8) SW 22 gust 34 64 1 100.7 24
03:00


Partly Cloudy

6  (6.4) SSW 18 73 2 100.7 24
02:00


Mainly Clear

6  (5.9) SSW 15 76 2 100.8 24
01:00


Mainly Clear

5  (5.2) WSW 9 81 2 100.9 24
00:00


Mainly Clear

6  (5.6) SSW 17 78 2 101.0 24
16 October 2018
23:00


Mostly Cloudy

6  (6.0) SSW 17 gust 33 70 1 101.1 24
22:00


Cloudy

6  (6.2) S 17 66 0 101.1 24
21:00


Mostly Cloudy

6  (6.1) SSW 13 65 0 101.2 24
20:00


Mostly Cloudy

6  (6.3) SSW 18 65 0 101.3 24
19:00


Partly Cloudy

7  (6.5) SSW 18 gust 28 64 0 101.3 24
18:00


Mostly Cloudy

8  (7.5) SSW 17 60 0 101.3 24
17:00


Mostly Cloudy

9  (8.6) SW 27 gust 38 51 -1 101.3 24
16:00


Mostly Cloudy

9  (8.7)   SW 18 gust 30 55 0 101.4 24
15:00


Mostly Cloudy

8  (8.0) SW 16 gust 29 63 1 101.4 24
14:00


Mostly Cloudy

8  (7.8) SSW 27 59 0 101.5 24
13:00


Mostly Cloudy

7  (7.1) SW 17 gust 29 58 -1 101.6 24
12:00


Mostly Cloudy

7  (7.1) WSW 16 gust 29 56 -1 101.7 24
11:00


Partly Cloudy

7  (6.8) W 23 59 -1 101.8 24
10:00


Mostly Cloudy

5  (5.1) SW 16 70 0 101.8 24
09:00


Partly Cloudy

4  (3.5)   W 20 gust 32 68 -2 101.8 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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