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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)
18 April 2024
19:00


Light Drizzle

8  (8.2) WSW 9 100 8 101.8 5
18:00


Light Drizzle

8  (8.4) SW 8 100 8 101.8 16
17:00


Mostly Cloudy

9  (8.6)   WSW 8 100 9 101.7 13
16:00


Light Rain and Drizzle

9  (8.6)   SSW 10 100 9 101.7 8
15:00


Light Drizzle

8  (8.1) E 14 100 8 101.6 6
14:00


Light Rain and Drizzle

8  (7.6) ESE 12 100 8 101.6 3
13:00


Light Rain and Drizzle

7  (6.8) E 19 100 7 101.6 3
12:00


Light Rain

6  (5.9) E 23 gusts 35 100 6 101.6 6
11:00


Light Rain

5  (5.0) ENE 25 gusts 35 100 5 101.6 8
10:00


Light Rain

4  (4.1) ENE 22 100 4 101.5 16
09:00


Light Rain

4  (3.7) ENE 26 gusts 36 100 4 101.5 16
08:00


Light Rain

4  (3.5)   ENE 27 gusts 36 94 3 101.5 13
07:00


Light Rain

4  (4.1) ENE 26 84 2 101.5 16
06:00


Light Rain

5  (4.5) ENE 16 81 2 101.5 16
05:00


Cloudy

6  (6.3) ENE 25 gusts 41 57 -2 101.4 24
04:00


Mostly Cloudy

6  (6.3) ENE 24 58 -1 101.5 24
03:00


Partly Cloudy

7  (6.6) ENE 30 gusts 42 55 -2 101.5 24
02:00


Mostly Cloudy

7  (6.8) E 23 gusts 36 55 -2 101.6 24
01:00


Cloudy

7  (7.0) E 23 gusts 43 54 -2 101.7 24
00:00


Cloudy

7  (7.0) E 26 gusts 41 54 -2 101.8 24
17 April 2024
23:00


Cloudy

7  (7.0) ENE 32 gusts 43 53 -2 101.8 24
22:00


Mostly Cloudy

7  (6.9) ENE 24 gusts 36 52 -2 101.9 24
21:00


Cloudy

7  (7.0) ENE 39 gusts 51 52 -2 101.8 24
20:00


Mostly Cloudy

8  (7.6) ENE 24 gusts 36 51 -2 101.8 24
19:00


Mostly Cloudy

9  (8.5) ENE 22 49 -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
Date modified: