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)
25 July 2017
12:00


Mostly Cloudy

19  (18.5)   NE 23 73 14 102.3 24
11:00


Mostly Cloudy

18  (17.5) NE 22 gust 34 77 14 102.2 24
10:00


Partly Cloudy

17  (16.6) ENE 34 79 13 102.1 24
09:00


Mostly Cloudy

15  (15.3) NE 22 gust 35 89 14 102.1 24
08:00


Mostly Cloudy

14  (14.4) NE 25 92 13 102.1 24
07:00


Mostly Cloudy

14  (13.6) NE 17 96 13 102.0 24
06:00


Mostly Cloudy

13  (13.3) NNE 21 gust 30 97 13 101.9 24
05:00


Light Rain

13  (13.2)   NNE 23 100 13 101.8 6
04:00


Light Rain

13  (13.3) NE 24 100 13 101.7 5
03:00


Light Rain

13  (13.3) NE 23 100 13 101.7 10
02:00


Light Rain

13  (13.3) NE 23 100 13 101.6 13
01:00


Light Rain

13  (13.4) NE 22 gust 32 99 13 101.6 16
00:00


Light Rain

13  (13.2)   NE 24 gust 36 99 13 101.5 16
24 July 2017
23:00


Light Rain

13  (13.4) NE 27 gust 40 99 13 101.5 16
22:00


Light Rain

14  (13.8) NE 22 gust 34 100 14 101.4 8
21:00


Rain

14  (13.9) NE 22 gust 33 99 14 101.4 6
20:00


Thunderstorm with rainshowers

14  (13.7) ENE 28 gust 37 99 14 101.3 5
19:00


Rain

14  (13.9) ENE 33 gust 43 99 14 101.2 5
18:00


Rain

14  (14.0) ENE 25 gust 35 100 14 101.2 6
17:00


Light Rain

14  (14.1) ENE 27 100 14 101.2 10
16:00


Light Rain

15  (14.5) ENE 29 100 15 101.1 13
15:00


Light Rain

15  (14.7) ENE 31 gust 41 100 15 101.1 10
14:00


Light Rain

15  (14.6) ENE 18 gust 28 100 15 101.1 10
13:00


Light Rain

14  (14.4) ENE 29 100 14 101.0 10
12:00


Rain

14  (13.7) NE 32 100 14 101.1 5
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

Features

UV Index and sun protection

Be weather wise!

Extreme Heat Protection

Be prepared!

Be Air Aware

Air Quality Health Index

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