During the day morning clear, later morning cloudy, in the afternoon clear. The highest temperature 79 °F. At night clear. The lowest temperature 54 °F.

Interactive map weather Ontario

GPS: 42.4122; -82.1849

altitude: 600 ft
local time:

PLACES IN THE AREA

Weather forecast Chatham, Ontario extended forecast

Time			Precip.	Wind	Pressure	Humidity	Dew	total	Fog	Low	Middle	High
Wednesday 09/10/2025
2 AM	clear	59 °F 59 °F	0.0 in	8 fps 5 mph southeast	30.1 in	87 %	55 °F	1 %	0%	0%	0%	1%
8 AM	cloudy	61 °F 63 °F	0.0 in	8 fps 6 mph southwest	30.2 in	94 %	57 °F	71 %	0%	0%	0%	71%
2 PM	clear	77 °F 77 °F	0.0 in	6 fps 4 mph southwest	30.2 in	44 %	54 °F	0 %	0%	0%	0%	0%
8 PM	clear	68 °F 70 °F	0.0 in	7 fps 4 mph south	30.1 in	70 %	55 °F	0 %	0%	0%	0%	0%
Thursday 09/11/2025
2 AM	clear	57 °F 57 °F	0.0 in	5 fps 4 mph north-northeast	30.2 in	90 %	54 °F	0 %	0%	0%	0%	0%
8 AM	cloudy	59 °F 59 °F	0.0 in	11 fps 8 mph north-northeast	30.2 in	89 %	54 °F	64 %	0%	2%	64%	0%
2 PM	partly cloudy	75 °F 75 °F	0.0 in	13 fps 9 mph north-northeast	30.2 in	51 %	55 °F	25 %	0%	16%	14%	0%
8 PM	clear	63 °F 63 °F	0.0 in	17 fps 12 mph north	30.2 in	78 %	54 °F	0 %	0%	0%	0%	0%

Chatham, Ontario - information

State: Ontario

GPS coordinates: 42.4122; -82.1849

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

Population: 43 550
Altitude: 600 ft
The administrative part:

Ontario, Toronto
, Chatham

Something wrong, something missing?

Weather Chatham, Ontario. Weather forecast for Chatham.

Weather searching weather forecast for all cities in the world.
The second option is to search through list of continents and countries.

Data source

Weather forecast for Chatham 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.

Weather with Meteobox for your website

Astronomical information Chatham

data are always in the local time

Sun and light

Sept. 10, 2025

Sunrise:	Sunset:
7:03 am	7:46 pm
Noon:	Length of day:
1:25 pm	12:43
Start of civil twilight*:	End of civil twilight*:
6:34 am	8:15 pm
Start of nautical twilight*:	End of nautical twilight*:
6:01 am	8:48 pm
Start of astronomical twilight*:	End of astronomical twilight*:
5:26 am	9:23 pm
* What is Twilight?

Moon and moon phases

Moonrise:	Moonset:
09/09/2025 8:39 pm	09/10/2025 10:32 am
Next new moon:	Next full moon:
09/21/2025	10/06/2025

Weather Chatham long-term weather forecast

Interactive map weather Ontario

Weather forecast Chatham, Ontario extended forecast

Wednesday 09/10/2025

Thursday 09/11/2025