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Weather in Chatham

Ontario, 183 m · continuously updated

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Wind: –
Humidity: –
Rain ahead: –
Sunset: –

Temperature · last 4 and next 28 hours

Chatham weather: the next 24 hours

Updated hourly.

Chatham 14-day forecast

Two-week trend.

Rain radar

Sun and golden hours

Sunrise –, golden light until –

Sunset –, golden light from –

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Air quality

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European index, measured continuously.

UV index

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Daily maximum — protection advised from 3.

Freezing level

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Snow settles about 300 m below it.

Around Chatham

Neighbouring towns, as the crow flies.

Wallaceburg26 km Belle River45 km Petrolia52 km Leamington53 km Corunna56 km Kingsville57 km Tecumseh58 km Essex59 km

7-day forecast for Chatham

Today (Thursday 15 Oct) in Chatham: light drizzle, 10 to 15 °C, precipitation 0.4 mm (38 %), wind up to 17 km/h. Tomorrow: heavy snow, 6 to 20 °C.

Day	Weather	Min	Max	Precip.	Wind
Today	light drizzle	10 °C	15 °C	0.4 mm	17 km/h
Tomorrow	heavy snow	6 °C	20 °C	14.9 mm	33 km/h
Sat 17 Oct	heavy drizzle	2 °C	11 °C	1.5 mm	32 km/h
Sun 18 Oct	sunny	6 °C	16 °C	0.0 mm	27 km/h
Mon 19 Oct	overcast	8 °C	19 °C	0.0 mm	22 km/h
Tue 20 Oct	overcast	10 °C	19 °C	0.0 mm	11 km/h
Wed 21 Oct	overcast	8 °C	18 °C	0.0 mm	13 km/h

Forecast updated on 15.10.2026 at 11:44 (Open-Meteo model, elevation 183 m). The live block at the top of the page is refreshed hourly and covers 14 days.

Tomorrow's weather in Chatham

Tomorrow, Friday 16 Oct, in Chatham: heavy snow, from 6 to 20 °C, 14.9 mm of precipitation (probability 66 %), wind up to 33 km/h.

Hour	Weather	Temp.	Precip.	Chance	Wind
00:00	heavy drizzle	15 °C	1.1 mm	41 %	5 km/h
03:00	overcast	19 °C	0.0 mm	18 %	23 km/h
06:00	overcast	19 °C	0.0 mm	20 %	28 km/h
09:00	overcast	16 °C	0.0 mm	15 %	27 km/h
12:00	overcast	14 °C	0.0 mm	3 %	26 km/h
15:00	light drizzle	12 °C	0.4 mm	14 %	26 km/h
18:00	overcast	9 °C	0.0 mm	18 %	28 km/h
21:00	light rain	8 °C	1.4 mm	8 %	30 km/h

Frequently asked questions

Will it rain tomorrow in Chatham?

Yes: 14.9 mm expected, probability 66 %.

How warm will it be tomorrow in Chatham?

Between 6 and 20 °C.

The weekend

This weekend in Chatham: Saturday heavy drizzle, 2 to 11 °C, Sunday sunny, 6 to 16 °C.

Day	Weather	Min	Max	Precip.	Wind
Sat 17 Oct	heavy drizzle	2 °C	11 °C	1.5 mm	32 km/h
Sun 18 Oct	sunny	6 °C	16 °C	0.0 mm	27 km/h

Hour by hour

The next 48 hours in Chatham, hour by hour: temperature from 2 to 20 °C, 16.8 mm of rain expected.

Hour	Weather	Temp.	Precip.	Chance	Wind
11:00	overcast	12 °C	0.0 mm	0 %	16 km/h
12:00	overcast	13 °C	0.0 mm	0 %	16 km/h
13:00	overcast	14 °C	0.0 mm	1 %	17 km/h
14:00	overcast	14 °C	0.0 mm	1 %	16 km/h
15:00	overcast	14 °C	0.0 mm	1 %	16 km/h
16:00	overcast	14 °C	0.0 mm	1 %	17 km/h
17:00	overcast	14 °C	0.0 mm	3 %	13 km/h
18:00	overcast	14 °C	0.0 mm	6 %	12 km/h
19:00	overcast	14 °C	0.0 mm	15 %	12 km/h
20:00	light drizzle	14 °C	0.4 mm	20 %	9 km/h
21:00	overcast	14 °C	0.0 mm	38 %	14 km/h
22:00	overcast	14 °C	0.0 mm	27 %	12 km/h
23:00	overcast	15 °C	0.0 mm	33 %	10 km/h
00:00	heavy drizzle	15 °C	1.1 mm	41 %	5 km/h
01:00	overcast	16 °C	0.0 mm	52 %	4 km/h
02:00	partly cloudy	18 °C	0.0 mm	43 %	21 km/h
03:00	overcast	19 °C	0.0 mm	18 %	23 km/h
04:00	overcast	20 °C	0.0 mm	10 %	25 km/h
05:00	partly cloudy	20 °C	0.0 mm	6 %	28 km/h
06:00	overcast	19 °C	0.0 mm	20 %	28 km/h
07:00	overcast	18 °C	0.0 mm	27 %	33 km/h
08:00	overcast	16 °C	0.0 mm	21 %	31 km/h
09:00	overcast	16 °C	0.0 mm	15 %	27 km/h
10:00	overcast	15 °C	0.0 mm	18 %	28 km/h
11:00	overcast	15 °C	0.0 mm	5 %	27 km/h
12:00	overcast	14 °C	0.0 mm	3 %	26 km/h
13:00	overcast	14 °C	0.0 mm	3 %	25 km/h
14:00	overcast	14 °C	0.0 mm	6 %	24 km/h
15:00	light drizzle	12 °C	0.4 mm	14 %	26 km/h
16:00	light drizzle	11 °C	0.4 mm	18 %	29 km/h
17:00	overcast	10 °C	0.0 mm	28 %	28 km/h
18:00	overcast	9 °C	0.0 mm	18 %	28 km/h
19:00	overcast	8 °C	0.0 mm	10 %	25 km/h
20:00	heavy drizzle	8 °C	1.1 mm	11 %	29 km/h
21:00	light rain	8 °C	1.4 mm	8 %	30 km/h
22:00	light drizzle	7 °C	0.4 mm	22 %	26 km/h
23:00	heavy snow	6 °C	10.1 mm	66 %	31 km/h
00:00	light drizzle	7 °C	0.4 mm	66 %	23 km/h
01:00	overcast	6 °C	0.0 mm	66 %	32 km/h
02:00	heavy drizzle	3 °C	1.1 mm	66 %	31 km/h
03:00	partly cloudy	4 °C	0.0 mm	38 %	25 km/h
04:00	overcast	3 °C	0.0 mm	38 %	26 km/h
05:00	mostly sunny	2 °C	0.0 mm	38 %	26 km/h
06:00	sunny	2 °C	0.0 mm	38 %	25 km/h
07:00	overcast	3 °C	0.0 mm	38 %	23 km/h
08:00	overcast	2 °C	0.0 mm	38 %	21 km/h
09:00	mostly sunny	4 °C	0.0 mm	4 %	20 km/h
10:00	sunny	5 °C	0.0 mm	4 %	21 km/h

Location of Chatham

Chatham lies at 183 m, 21 m below the average of the 187 places we cover in Ontario (204 m). That makes it the 78th lowest of the 187. The main town, Toronto, lies 268 km to the north-east. The nearest places we cover are Wallaceburg (26 km to the north-west), Belle River (45 km to the west), Petrolia (52 km to the north) and Leamington (53 km to the south-west). With about 43,550 inhabitants according to GeoNames, Chatham is the 53rd largest of the 187 places we cover in Ontario. Of the places of interest on this site, the nearest is Point Pelee National Park (national park, 57 km to the south-west).