Weather Grave Island long-term weather forecast

Long-term weather forecast for Grave Island for ten days.

Wednesday, Sep 10

23 / 12°C

0.0 mm

10 km/h

12 °C	11 °C	2 am
14 °C	14 °C	8 am
23 °C	23 °C	2 pm
18 °C	18 °C	8 pm

sunrise 6:42 am
sunset 7:28 pm

HOURLY

During the day morning clear, later morning overcast, in the afternoon clear, in the evening initially clear, later overcast. The highest temperature 23 °C. At night the lowest temperature 12 °C.

Interactive map weather Ontario

GPS: 44.1334; -77.3064

altitude: 76 m
local time:

PLACES IN THE AREA

Weather forecast Grave Island, Ontario extended forecast

Time			Precip.	Wind	Pressure	Humidity	Dew	total	Fog	Low	Middle	High
Wednesday 09/10/2025
2 AM 11 AM	clear	12 °C 11 °C	0.0 mm	1.8 m/s 6 km/h east-southeast	1025 hPa	81 %	8 °C	3 %	0%	0%	0%	3%
8 AM 5 PM	overcast	14 °C 14 °C	0.0 mm	2.6 m/s 9 km/h east-southeast	1025 hPa	88 %	12 °C	99 %	0%	0%	10%	99%
2 PM 11 PM	clear	23 °C 23 °C	0.0 mm	2.9 m/s 10 km/h south-southwest	1023 hPa	44 %	10 °C	5 %	0%	0%	1%	3%
8 PM 5 AM	overcast	18 °C 18 °C	0.0 mm	2.1 m/s 8 km/h south-southeast	1022 hPa	68 %	12 °C	100 %	0%	0%	23%	100%
Thursday 09/11/2025
2 AM 11 AM	overcast	16 °C 16 °C	0.0 mm	2.5 m/s 9 km/h northeast	1022 hPa	82 %	12 °C	100 %	0%	0%	100%	0%
8 AM 5 PM	overcast	15 °C 15 °C	0.0 mm	2.2 m/s 8 km/h north-northeast	1024 hPa	81 %	11 °C	95 %	0%	6%	95%	0%
2 PM 11 PM	cloudy	23 °C 23 °C	0.0 mm	1.6 m/s 6 km/h east	1024 hPa	47 %	11 °C	57 %	0%	14%	51%	0%
8 PM 5 AM	cloudy	19 °C 20 °C	0.0 mm	1.1 m/s 4 km/h east	1023 hPa	67 %	12 °C	52 %	0%	29%	32%	0%

Grave Island, Ontario - information

State: Ontario

GPS coordinates: 44.1334; -77.3064

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

Altitude: 76 m
The administrative part:

Ontario, Toronto

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Weather Grave Island, Ontario. Weather forecast Grave Island.

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Data source

Weather forecast for Grave 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 Grave Island

data are always in the local time

Sun and light

Sept. 10, 2025

Sunrise:	Sunset:
6:42 am	7:28 pm
Noon:	Length of day:
1:06 pm	12:45
Start of civil twilight*:	End of civil twilight*:
6:12 am	7:58 pm
Start of nautical twilight*:	End of nautical twilight*:
5:38 am	8:32 pm
Start of astronomical twilight*:	End of astronomical twilight*:
5:02 am	9:08 pm
* What is Twilight?

Moon and moon phases

Moonrise:	Moonset:
09/09/2025 8:17 pm	09/10/2025 10:15 am
Next new moon:	Next full moon:
09/22/2025	10/07/2025