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) |
||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 23 September 2017 | ||||||||||||||
| 21:00 |  Clear |
21 (21.2) | SW 6 | 27 | 81 | 18 | 101.7 | 24 | ||||||
| 20:00 |  Mainly Clear |
25 (24.6) | SW 4 | 31 | 69 | 19 | 101.7 | 24 | ||||||
| 19:00 | Mainly Clear |
26 (25.5) | WNW 7 | 32 | 66 | 19 | 101.7 | 24 | ||||||
| 18:00 |  Mainly Sunny |
28 (27.7) | W 8 | 35 | 59 | 19 | 101.7 | 24 | ||||||
| 17:00 |  Partly Cloudy |
28 (28.4) | NW 14 | 35 | 55 | 19 | 101.7 | 24 | ||||||
| 16:00 | Partly Cloudy |
29 (28.6) | WNW 15 | 35 | 53 | 18 | 101.7 | 24 | ||||||
| 15:00 |  Mostly Cloudy |
29 (28.8) | W 16 | 36 | 55 | 19 | 101.8 | 24 | ||||||
| 14:00 | Partly Cloudy |
29 (28.9) | W 16 | 35 | 52 | 18 | 101.8 | 24 | ||||||
| 13:00 | Mostly Cloudy |
28 (28.2) | WNW 18 | 35 | 56 | 19 | 101.8 | 24 | ||||||
| 12:00 | Partly Cloudy |
27 (27.4) | W 11 | 34 | 58 | 19 | 101.8 | 24 | ||||||
| 11:00 | Partly Cloudy |
25 (25.2) | WSW 7 | 30 | 60 | 17 | 101.8 | 24 | ||||||
| 10:00 | Partly Cloudy |
23 (23.1) | W 11 | 28 | 65 | 16 | 101.9 | 24 | ||||||
| 09:00 | Partly Cloudy |
20 (19.6) | SW 12 | * | 75 | 15 | 101.8 | 24 | ||||||
| 08:00 | Partly Cloudy |
16 (16.4) | SSW 11 | * | 84 | 14 | 101.8 | 24 | ||||||
| 07:00 | Partly Cloudy |
16 (15.5) | S 9 | * | 84 | 13 | 101.8 | 24 | ||||||
| 06:00 | Mainly Clear |
16 (15.6) | WSW 3 | * | 80 | 12 | 101.8 | 24 | ||||||
| 05:00 | Clear |
16 (15.5) | calm | * | 82 | 13 | 101.7 | 24 | ||||||
| 04:00 | Mainly Clear |
16 (16.3) | SSW 6 | * | 79 | 13 | 101.8 | 24 | ||||||
| 03:00 | Clear |
16 (16.2) | SSW 5 | * | 81 | 13 | 101.8 | 24 | ||||||
| 02:00 | Clear |
17 (16.7) | S 8 | * | 80 | 13 | 101.8 | 24 | ||||||
| 01:00 | Clear |
17 (17.2) | SSW 4 | * | 79 | 14 | 101.8 | 24 | ||||||
| 00:00 | Clear |
18 (17.7) | SSW 7 | * | 73 | 13 | 101.9 | 24 | ||||||
| 22 September 2017 | ||||||||||||||
| 23:00 | Clear |
18 (18.0) | SSE 11 | * | 71 | 13 | 101.9 | 24 | ||||||
| 22:00 | Clear |
18 (17.6) | SE 7 | * | 74 | 13 | 101.9 | 24 | ||||||
| 21:00 | Clear |
19 (18.9) | N 3 | * | 69 | 13 | 101.9 | 24 | ||||||
Legend
This table displays weather elements available for this station
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
- Values of 3595 and more
- 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