Weather Grant Island the day after tomorrow

PLACES IN THE AREA

	55 °F	55 °F	9 am
	64 °F	61 °F	12 pm

sunrise 6:38 am
sunset 7:34 pm

HOURLY

Weather forecast Grant Island Sept. 7, 2025

During the day morning partly cloudy, later morning rain showers, in the afternoon cloudy, in the evening initially cloudy, later clear. The highest temperature 64 °F. Total rainfall 0.08 in. At night the lowest temperature 46 °F.

Interactive map weather Ontario

GPS: 44.4668; -77.2995

altitude: 446 ft
local time:

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Weather forecast Grant Island, Ontario extended forecast

Time			Precip.	Wind	Pressure	Humidity	Dew	total	Fog	Low	Middle	High
Sunday 09/07/2025
12 AM	overcast	52 °F 50 °F	0.0 in	8 fps 5 mph north-northwest	30.0 in	76 %	45 °F	93 %	0%	12%	93%	0%
1 AM	overcast	52 °F 50 °F	0.0 in	7 fps 5 mph north-northwest	29.9 in	78 %	45 °F	86 %	0%	3%	86%	0%
2 AM	cloudy	52 °F 50 °F	0.0 in	7 fps 4 mph northwest	29.9 in	81 %	45 °F	50 %	0%	25%	35%	0%
3 AM	cloudy	50 °F 48 °F	0.0 in	5 fps 3 mph north-northwest	29.9 in	87 %	45 °F	46 %	0%	41%	18%	0%
4 AM	partly cloudy	48 °F 46 °F	0.0 in	6 fps 4 mph northwest	29.9 in	89 %	45 °F	17 %	0%	9%	16%	0%
5 AM	clear	48 °F 46 °F	0.0 in	7 fps 4 mph northwest	29.9 in	90 %	45 °F	3 %	0%	2%	3%	0%
6 AM	clear	46 °F 45 °F	0.0 in	4 fps 3 mph north-northwest	30.0 in	90 %	43 °F	9 %	0%	7%	7%	0%
7 AM	clear	46 °F 45 °F	0.0 in	3 fps 2 mph north-northwest	30.0 in	90 %	43 °F	11 %	0%	3%	10%	0%
8 AM	clear	50 °F 48 °F	0.0 in	5 fps 3 mph west-northwest	30.0 in	85 %	45 °F	7 %	4%	5%	1%	0%
9 AM	clear	55 °F 54 °F	0.0 in	4 fps 3 mph west-southwest	30.0 in	71 %	46 °F	0 %	0%	0%	0%	0%
10 AM	clear	61 °F 59 °F	0.0 in	10 fps 7 mph southwest	30.0 in	59 %	45 °F	0 %	0%	0%	0%	0%
11 AM	partly cloudy	63 °F 61 °F	0.0 in	15 fps 10 mph west-southwest	30.0 in	53 %	45 °F	16 %	0%	14%	4%	0%
12 PM	heavy rain showers	64 °F 61 °F	0.05 in	17 fps 12 mph west-southwest	30.0 in	51 %	45 °F	85 %	0%	83%	19%	0%
1 PM	rain	61 °F 59 °F	0.02 in	19 fps 13 mph west	30.0 in	66 %	48 °F	97 %	0%	96%	45%	0%
2 PM	cloudy	61 °F 59 °F	0.01 in	18 fps 12 mph west	30.0 in	60 %	46 °F	13 %	0%	5%	8%	0%
8 PM	clear	55 °F 52 °F	0.0 in	9 fps 6 mph west-northwest	30.0 in	59 %	41 °F	0 %	0%	0%	0%	0%
Monday 09/08/2025
2 AM	clear	48 °F 46 °F	0.0 in	8 fps 6 mph west-southwest	30.1 in	85 %	43 °F	4 %	0%	0%	4%	0%
8 AM	clear	50 °F 48 °F	0.0 in	8 fps 5 mph west	30.2 in	90 %	45 °F	0 %	0%	0%	0%	0%
2 PM	cloudy	66 °F 63 °F	0.0 in	11 fps 8 mph west	30.2 in	34 %	36 °F	79 %	0%	41%	50%	0%
8 PM	clear	57 °F 55 °F	0.0 in	9 fps 6 mph west	30.2 in	59 %	41 °F	4 %	0%	4%	0%	0%

Grant Island, Ontario - information

State: Ontario

GPS coordinates: 44.4668; -77.2995

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

Altitude: 446 ft
The administrative part:

Ontario, Toronto

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Weather Grant Island, Ontario. Weather forecast Grant Island.

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Data source

Weather forecast for Grant Island 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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Astronomical information Grant Island

data are always in the local time

Sun and light

Sept. 7, 2025

Sunrise:	Sunset:
6:38 am	7:34 pm
Noon:	Length of day:
1:07 pm	12:55
Start of civil twilight*:	End of civil twilight*:
6:08 am	8:04 pm
Start of nautical twilight*:	End of nautical twilight*:
5:34 am	8:38 pm
Start of astronomical twilight*:	End of astronomical twilight*:
4:57 am	9:15 pm
* What is Twilight?

Moon and moon phases

Moonrise:	Moonset:
09/06/2025 7:15 pm	09/07/2025 6:19 am
Next new moon:	Next full moon:
09/21/2025	09/07/2025