Ottawa Macdonald-Cartier Int'l Airport, Ontario

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Latitude 45.32° N | Longitude 75.67° W

Past 24 Hour Conditions

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Date / Time (EDT)	Conditions	Temperature (°C)	Temperature (°F)	Wind (km/h)	Wind (mph)	Humidex	Humidex	Relative humidity (%)	Dew point (°C)	Dew point (°F)	Pressure (kPa)	Pressure (inches)	Visibility (km)	Visibility (mi)
15 August 2020
06:00	Mainly Clear	14 (14.1)	57 (57.4)	NE 14	NE 9	*	*	91	13	55	101.9	30.1	24	15
05:00	Clear	14 (14.2)	58 (57.6)	NE 14	NE 9	*	*	92	13	55	101.9	30.1	24	15
04:00	Clear	15 (14.9)	59 (58.8)	NE 15	NE 9	*	*	88	13	55	101.9	30.1	24	15
03:00	Clear	15 (15.0)	59 (59.0)	NE 14	NE 9	*	*	86	13	55	101.9	30.1	24	15
02:00	Clear	16 (15.9)	61 (60.6)	NE 14	NE 9	*	*	83	13	56	101.9	30.1	24	15
01:00	Clear	17 (17.4)	63 (63.3)	ENE 13	ENE 8	*	*	75	13	56	101.9	30.1	24	15
00:00	Clear	18 (18.1)	65 (64.6)	NE 11	NE 7	*	*	72	13	56	102.0	30.1	24	15
14 August 2020
23:00	Clear	18 (17.6)	64 (63.7)	NE 12	NE 7	*	*	72	13	55	102.0	30.1	24	15
22:00	Clear	17 (16.5)	62 (61.7)	ENE 6	ENE 4	*	*	78	13	55	102.0	30.1	24	15
21:00	Mainly Clear	20 (20.3)	69 (68.5)	ENE 10	ENE 6	23	73	64	13	56	101.9	30.1	24	15
20:00	Mainly Sunny	22 (21.8)	71 (71.2)	E 9	E 6	24	75	54	12	54	101.9	30.1	24	15
19:00	Mainly Sunny	25 (25.2)	77 (77.4)	ENE 11	ENE 7	28	82	44	12	54	101.9	30.1	24	15
18:00	Mainly Sunny	26 (26.4)	80 (79.5)	NE 17	NE 11	28	82	36	10	51	101.9	30.1	24	15
17:00	Mainly Sunny	27 (26.9)	80 (80.4)	ENE 18	ENE 11	28	82	34	10	50	102.0	30.1	24	15
16:00	Mainly Sunny	27 (26.5)	80 (79.7)	NE 18	NE 11	29	84	40	12	54	102.0	30.1	24	15
15:00	Mainly Sunny	27 (27.2)	81 (81.0)	NE 19	NE 12	29	84	38	12	53	102.0	30.1	24	15
14:00	Mainly Sunny	27 (26.9)	80 (80.4)	NE 18	NE 11	29	84	41	13	55	102.1	30.2	24	15
13:00	Mainly Sunny	26 (26.4)	80 (79.5)	NE 17 gust 28	NE 11 gust 17	29	84	43	13	56	102.1	30.2	24	15
12:00	Mainly Sunny	25 (25.1)	77 (77.2)	NE 11	NE 7	28	82	46	13	55	102.2	30.2	24	15
11:00	Mainly Sunny	25 (24.6)	76 (76.3)	NE 15	NE 9	28	82	52	14	57	102.2	30.2	24	15
10:00	Partly Cloudy	23 (23.0)	73 (73.4)	NE 19	NE 12	26	79	53	13	56	102.2	30.2	24	15
09:00	Mainly Sunny	21 (21.4)	71 (70.5)	NE 21	NE 13	24	75	59	13	56	102.2	30.2	24	15
08:00	Partly Cloudy	20 (20.1)	68 (68.2)	NE 21	NE 13	23	73	66	14	57	102.2	30.2	24	15
07:00	Partly Cloudy	18 (18.2)	65 (64.8)	NNE 15	NNE 9	*	*	79	15	58	102.1	30.2	24	15
06:00	Partly Cloudy	16 (16.4)	62 (61.5)	NNE 12	NNE 7	*	*	86	14	57	102.1	30.2	24	15

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*: value not significant

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

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Date modified:: 2020-08-15

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Ottawa Macdonald-Cartier Int'l Airport, Ontario

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