Weather Ottawa today

PLACES IN THE AREA

15 °C	15 °C	9 am
20 °C	19 °C	12 pm
22 °C	21 °C	3 pm
19 °C	18 °C	9 pm

sunrise 6:29 am
sunset 7:32 pm

HOURLY

Weather forecast Ottawa Sept. 5, 2025

During the day morning partly cloudy, later morning cloudy, in the afternoon light rain showers. The highest temperature 22 °C. Total rainfall 1.3 mm. At night the lowest temperature 12 °C.

Interactive map weather Ontario

GPS: 45.4112; -75.6981

altitude: 71 m
local time:

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Weather forecast Ottawa, Ontario extended forecast

Time			Precip.	Wind	Pressure	Humidity	Dew	total	Fog	Low	Middle	High
Today, Friday 09/05/2025
1 AM 10 AM	clear	12 °C 12 °C	0.0 mm	1.4 m/s 5 km/h south	1010 hPa	93 %	10 °C	3 %	0%	1%	2%	0%
2 AM 11 AM	partly cloudy	11 °C 11 °C	0.0 mm	1.8 m/s 6 km/h south	1009 hPa	96 %	10 °C	20 %	3%	10%	9%	2%
3 AM 12 PM	partly cloudy	11 °C 11 °C	0.0 mm	1.9 m/s 7 km/h south	1009 hPa	95 %	10 °C	22 %	0%	14%	3%	7%
4 AM 1 PM	light rain showers	11 °C 11 °C	0.1 mm	1.9 m/s 7 km/h south	1010 hPa	94 %	10 °C	26 %	3%	24%	3%	0%
5 AM 2 PM	partly cloudy	11 °C 11 °C	0.0 mm	2.3 m/s 8 km/h south	1010 hPa	94 %	9 °C	20 %	3%	18%	3%	0%
6 AM 3 PM	partly cloudy	11 °C 11 °C	0.0 mm	2.5 m/s 9 km/h south	1010 hPa	95 %	10 °C	16 %	1%	14%	0%	1%
7 AM 4 PM	cloudy	11 °C 11 °C	0.0 mm	2.3 m/s 8 km/h south-southeast	1010 hPa	96 %	10 °C	63 %	0%	15%	0%	57%
8 AM 5 PM	partly cloudy	13 °C 13 °C	0.0 mm	2.7 m/s 10 km/h south-southeast	1010 hPa	93 %	11 °C	23 %	0%	18%	0%	6%
9 AM 6 PM	cloudy	15 °C 15 °C	0.0 mm	3.9 m/s 14 km/h south-southeast	1010 hPa	86 %	12 °C	39 %	0%	39%	0%	0%
10 AM 7 PM	partly cloudy	17 °C 17 °C	0.0 mm	4.0 m/s 14 km/h south-southeast	1010 hPa	78 %	12 °C	14 %	0%	14%	0%	0%
11 AM 8 PM	partly cloudy	18 °C 18 °C	0.0 mm	4.1 m/s 15 km/h south-southeast	1009 hPa	68 %	12 °C	21 %	0%	20%	0%	0%
12 PM 9 PM	cloudy	20 °C 19 °C	0.0 mm	5.9 m/s 21 km/h south	1008 hPa	58 %	11 °C	78 %	0%	75%	21%	0%
1 PM 10 PM	cloudy	21 °C 20 °C	0.0 mm	6.2 m/s 22 km/h south	1007 hPa	51 %	10 °C	82 %	0%	6%	82%	0%
2 PM 11 PM	cloudy	22 °C 20 °C	0.0 mm	7.4 m/s 27 km/h south-southwest	1006 hPa	41 %	8 °C	75 %	0%	3%	75%	0%
3 PM 12 AM	cloudy	22 °C 20 °C	0.0 mm	8.4 m/s 30 km/h south-southwest	1005 hPa	42 %	9 °C	84 %	0%	26%	83%	0%
4 PM 1 AM	rain	21 °C 19 °C	0.6 mm	8.0 m/s 29 km/h south-southwest	1005 hPa	49 %	10 °C	95 %	0%	44%	94%	0%
5 PM 2 AM	light rain showers	20 °C 20 °C	0.2 mm	6.1 m/s 22 km/h south-southwest	1005 hPa	61 %	12 °C	61 %	0%	4%	60%	0%
6 PM 3 AM	cloudy	21 °C 21 °C	0.0 mm	5.9 m/s 21 km/h south-southwest	1005 hPa	60 %	12 °C	45 %	0%	7%	43%	0%
7 PM 4 AM	partly cloudy	20 °C 19 °C	0.0 mm	6.3 m/s 23 km/h south-southwest	1005 hPa	60 %	12 °C	18 %	0%	11%	11%	0%
8 PM 5 AM	clear	20 °C 19 °C	0.0 mm	6.2 m/s 22 km/h southwest	1005 hPa	61 %	12 °C	7 %	0%	1%	5%	0%
9 PM 6 AM	partly cloudy	19 °C 19 °C	0.0 mm	5.5 m/s 20 km/h west-southwest	1006 hPa	64 %	11 °C	24 %	0%	21%	7%	0%
10 PM 7 AM	partly cloudy	17 °C 17 °C	0.0 mm	4.8 m/s 17 km/h west	1008 hPa	70 %	11 °C	27 %	0%	22%	19%	0%
11 PM 8 AM	partly cloudy	16 °C 15 °C	0.0 mm	4.6 m/s 17 km/h west-southwest	1009 hPa	73 %	11 °C	18 %	0%	9%	13%	0%
Tomorrow, Saturday 09/06/2025
12 AM 9 AM	cloudy	15 °C 14 °C	0.0 mm	4.1 m/s 15 km/h west-southwest	1010 hPa	74 %	10 °C	79 %	0%	0%	79%	0%
1 AM 10 AM	clear	15 °C 14 °C	0.0 mm	3.9 m/s 14 km/h west-southwest	1011 hPa	73 %	10 °C	1 %	0%	0%	0%	0%
2 AM 11 AM	cloudy	14 °C 13 °C	0.0 mm	3.3 m/s 12 km/h west-southwest	1011 hPa	74 %	9 °C	100 %	0%	0%	0%	100%
3 AM 12 PM	cloudy	13 °C 12 °C	0.0 mm	3.4 m/s 12 km/h southwest	1012 hPa	76 %	9 °C	100 %	0%	0%	0%	100%
4 AM 1 PM	cloudy	13 °C 12 °C	0.0 mm	3.6 m/s 13 km/h southwest	1012 hPa	78 %	9 °C	100 %	0%	0%	0%	100%
5 AM 2 PM	cloudy	13 °C 12 °C	0.0 mm	3.5 m/s 13 km/h southwest	1012 hPa	78 %	8 °C	100 %	0%	0%	0%	100%
6 AM 3 PM	cloudy	12 °C 11 °C	0.0 mm	3.5 m/s 13 km/h southwest	1013 hPa	78 %	8 °C	100 %	0%	0%	0%	100%
7 AM 4 PM	cloudy	12 °C 11 °C	0.0 mm	3.2 m/s 12 km/h southwest	1013 hPa	78 %	8 °C	100 %	0%	0%	0%	100%
8 AM 5 PM	overcast	13 °C 12 °C	0.0 mm	2.8 m/s 10 km/h southwest	1013 hPa	76 %	9 °C	100 %	0%	0%	77%	100%
9 AM 6 PM	overcast	14 °C 13 °C	0.0 mm	3.0 m/s 11 km/h southwest	1014 hPa	77 %	10 °C	100 %	0%	0%	100%	100%
10 AM 7 PM	overcast	14 °C 13 °C	0.0 mm	3.7 m/s 13 km/h southwest	1014 hPa	73 %	9 °C	100 %	0%	0%	100%	100%
11 AM 8 PM	overcast	15 °C 14 °C	0.0 mm	3.6 m/s 13 km/h southwest	1014 hPa	70 %	9 °C	100 %	0%	0%	100%	100%
12 PM 9 PM	overcast	16 °C 15 °C	0.0 mm	3.3 m/s 12 km/h southwest	1014 hPa	59 %	7 °C	100 %	0%	0%	97%	100%
1 PM 10 PM	overcast	17 °C 15 °C	0.0 mm	4.8 m/s 17 km/h southwest	1014 hPa	52 %	6 °C	89 %	0%	47%	59%	59%
2 PM 11 PM	overcast	18 °C 16 °C	0.0 mm	5.3 m/s 19 km/h southwest	1013 hPa	45 %	6 °C	100 %	0%	92%	76%	91%
3 PM 12 AM	overcast	19 °C 17 °C	0.0 mm	4.6 m/s 17 km/h west-southwest	1013 hPa	42 %	5 °C	100 %	0%	1%	48%	99%
4 PM 1 AM	overcast	19 °C 17 °C	0.0 mm	4.1 m/s 15 km/h west-southwest	1012 hPa	42 %	6 °C	100 %	0%	1%	36%	100%
5 PM 2 AM	overcast	19 °C 17 °C	0.0 mm	3.3 m/s 12 km/h west	1012 hPa	43 %	6 °C	100 %	0%	1%	18%	100%
6 PM 3 AM	cloudy	18 °C 17 °C	0.0 mm	2.3 m/s 8 km/h north-northwest	1013 hPa	49 %	7 °C	100 %	0%	0%	4%	100%
7 PM 4 AM	overcast	17 °C 17 °C	0.0 mm	2.2 m/s 8 km/h north	1013 hPa	62 %	9 °C	100 %	0%	0%	24%	100%
8 PM 5 AM	overcast	15 °C 15 °C	0.0 mm	1.5 m/s 5 km/h northeast	1013 hPa	69 %	9 °C	100 %	0%	6%	40%	100%
9 PM 6 AM	overcast	15 °C 15 °C	0.0 mm	1.5 m/s 5 km/h northeast	1014 hPa	74 %	10 °C	100 %	0%	13%	98%	100%
10 PM 7 AM	overcast	15 °C 15 °C	0.0 mm	0.9 m/s 3 km/h north-northwest	1014 hPa	78 %	11 °C	95 %	0%	17%	79%	73%
11 PM 8 AM	cloudy	14 °C 14 °C	0.0 mm	1.2 m/s 4 km/h west	1014 hPa	80 %	11 °C	42 %	0%	26%	28%	0%

Ottawa, Ontario - information

State: Ontario

GPS coordinates: 45.4112; -75.6981

Time zone: America / Toronto time difference in hours with time in US is -6 hours

Population: 812 129
Altitude: 71 m
The administrative part:

Ontario, Toronto

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Data source

Weather forecast for Ottawa is supplied by MET Norway Norwegian Meteorological Institute and the NRK.

Feels like

To calculate the perceived temperature, we use the Australian Apparent Temperature (AAT) model, which is designed for year-round calculations and takes air humidity into account in addition to temperature and wind speed.

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Long-term statistical averages

	average	min.	max.
January	-10.7 °C	-15.1 °C	-6.4 °C
February	-9.2 °C	-14.0 °C	-4.5 °C
March	-2.6 °C	-7.1 °C	1.8 °C
April	5.9 °C	0.9 °C	10.8 °C
May	13.0 °C	7.3 °C	18.6 °C
June	18.1 °C	12.5 °C	23.6 °C
July	20.8 °C	15.3 °C	26.4 °C
August	19.4 °C	14.1 °C	24.7 °C
September	14.7 °C	9.6 °C	19.7 °C
October	8.3 °C	3.8 °C	12.8 °C
November	1.5 °C	-1.9 °C	4.8 °C
December	-7.2 °C	-11.0 °C	-3.6 °C

Statistical averages in charts Ottawa

Astronomical information Ottawa

data are always in the local time

Sun and light

Sept. 5, 2025

Sunrise:	Sunset:
6:29 am	7:32 pm
Noon:	Length of day:
1:01 pm	13:03
Start of civil twilight*:	End of civil twilight*:
5:58 am	8:03 pm
Start of nautical twilight*:	End of nautical twilight*:
5:23 am	8:38 pm
Start of astronomical twilight*:	End of astronomical twilight*:
4:44 am	9:16 pm
* What is Twilight?

Moon and moon phases

Moonrise:	Moonset:
09/04/2025 6:22 pm	09/05/2025 3:35 am
Next new moon:	Next full moon:
09/22/2025	09/07/2025