Weather in Newmarket

Ontario, 250 m · continuously updated

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

Temperature · last 4 and next 28 hours

Newmarket weather: the next 24 hours

Updated hourly.

Newmarket 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 Newmarket

Neighbouring towns, as the crow flies.

Aurora6 km East Gwillimbury6 km Whitchurch-Stouffville13 km King14 km King City14 km Stouffville20 km Richmond Hill20 km Vaughan24 km

7-day forecast for Newmarket

Today (Thursday 15 Oct) in Newmarket: overcast, 8 to 10 °C, precipitation 0.0 mm (41 %), wind up to 16 km/h. Tomorrow: light rain, 3 to 16 °C.

Day	Weather	Min	Max	Precip.	Wind
Today	overcast	8 °C	10 °C	0.0 mm	16 km/h
Tomorrow	light rain	3 °C	16 °C	7.0 mm	28 km/h
Sat 17 Oct	overcast	-1 °C	8 °C	0.0 mm	25 km/h
Sun 18 Oct	overcast	2 °C	15 °C	0.0 mm	28 km/h
Mon 19 Oct	overcast	6 °C	18 °C	0.0 mm	23 km/h
Tue 20 Oct	overcast	7 °C	17 °C	0.0 mm	14 km/h
Wed 21 Oct	partly cloudy	3 °C	13 °C	0.0 mm	10 km/h

Forecast updated on 15.10.2026 at 11:44 (Open-Meteo model, elevation 250 m). The live block at the top of the page is refreshed hourly and covers 14 days.

Tomorrow's weather in Newmarket

Tomorrow, Friday 16 Oct, in Newmarket: light rain, from 3 to 16 °C, 7.0 mm of precipitation (probability 77 %), wind up to 28 km/h.

Hour	Weather	Temp.	Precip.	Chance	Wind
00:00	overcast	9 °C	0.0 mm	68 %	14 km/h
03:00	light drizzle	10 °C	0.4 mm	74 %	21 km/h
06:00	drizzle	12 °C	0.7 mm	49 %	8 km/h
09:00	heavy drizzle	14 °C	1.1 mm	21 %	10 km/h
12:00	overcast	10 °C	0.0 mm	6 %	23 km/h
15:00	overcast	8 °C	0.0 mm	2 %	28 km/h
18:00	sunny	6 °C	0.0 mm	2 %	28 km/h
21:00	mostly sunny	4 °C	0.0 mm	2 %	23 km/h

Frequently asked questions

Will it rain tomorrow in Newmarket?

Yes: 7.0 mm expected, probability 77 %.

How warm will it be tomorrow in Newmarket?

Between 3 and 16 °C.

The weekend

This weekend in Newmarket: Saturday overcast, -1 to 8 °C, Sunday overcast, 2 to 15 °C.

Day	Weather	Min	Max	Precip.	Wind
Sat 17 Oct	overcast	-1 °C	8 °C	0.0 mm	25 km/h
Sun 18 Oct	overcast	2 °C	15 °C	0.0 mm	28 km/h

Hour by hour

The next 48 hours in Newmarket, hour by hour: temperature from -1 to 16 °C, 7.0 mm of rain expected.

Hour	Weather	Temp.	Precip.	Chance	Wind
11:00	overcast	9 °C	0.0 mm	0 %	11 km/h
12:00	overcast	9 °C	0.0 mm	0 %	12 km/h
13:00	overcast	9 °C	0.0 mm	0 %	11 km/h
14:00	overcast	9 °C	0.0 mm	0 %	13 km/h
15:00	overcast	10 °C	0.0 mm	0 %	14 km/h
16:00	overcast	10 °C	0.0 mm	0 %	15 km/h
17:00	overcast	10 °C	0.0 mm	0 %	16 km/h
18:00	overcast	9 °C	0.0 mm	1 %	14 km/h
19:00	overcast	8 °C	0.0 mm	6 %	14 km/h
20:00	overcast	8 °C	0.0 mm	9 %	16 km/h
21:00	overcast	8 °C	0.0 mm	8 %	16 km/h
22:00	overcast	8 °C	0.0 mm	17 %	14 km/h
23:00	overcast	9 °C	0.0 mm	41 %	12 km/h
00:00	overcast	9 °C	0.0 mm	68 %	14 km/h
01:00	light rain	9 °C	2.2 mm	65 %	14 km/h
02:00	heavy drizzle	10 °C	1.1 mm	73 %	19 km/h
03:00	light drizzle	10 °C	0.4 mm	74 %	21 km/h
04:00	overcast	11 °C	0.0 mm	77 %	15 km/h
05:00	light drizzle	12 °C	0.4 mm	66 %	24 km/h
06:00	drizzle	12 °C	0.7 mm	49 %	8 km/h
07:00	overcast	12 °C	0.0 mm	27 %	1 km/h
08:00	overcast	12 °C	0.0 mm	15 %	7 km/h
09:00	heavy drizzle	14 °C	1.1 mm	21 %	10 km/h
10:00	overcast	16 °C	0.0 mm	12 %	28 km/h
11:00	heavy drizzle	12 °C	1.1 mm	8 %	25 km/h
12:00	overcast	10 °C	0.0 mm	6 %	23 km/h
13:00	overcast	9 °C	0.0 mm	7 %	25 km/h
14:00	overcast	8 °C	0.0 mm	4 %	25 km/h
15:00	overcast	8 °C	0.0 mm	2 %	28 km/h
16:00	overcast	8 °C	0.0 mm	2 %	28 km/h
17:00	overcast	7 °C	0.0 mm	2 %	28 km/h
18:00	sunny	6 °C	0.0 mm	2 %	28 km/h
19:00	sunny	5 °C	0.0 mm	2 %	27 km/h
20:00	sunny	4 °C	0.0 mm	2 %	25 km/h
21:00	mostly sunny	4 °C	0.0 mm	2 %	23 km/h
22:00	mostly sunny	4 °C	0.0 mm	2 %	26 km/h
23:00	overcast	3 °C	0.0 mm	1 %	26 km/h
00:00	overcast	3 °C	0.0 mm	1 %	25 km/h
01:00	overcast	2 °C	0.0 mm	1 %	22 km/h
02:00	sunny	1 °C	0.0 mm	1 %	21 km/h
03:00	mostly sunny	1 °C	0.0 mm	1 %	22 km/h
04:00	mostly sunny	0 °C	0.0 mm	1 %	20 km/h
05:00	overcast	0 °C	0.0 mm	1 %	18 km/h
06:00	overcast	0 °C	0.0 mm	1 %	19 km/h
07:00	overcast	0 °C	0.0 mm	1 %	22 km/h
08:00	sunny	-1 °C	0.0 mm	1 %	21 km/h
09:00	sunny	0 °C	0.0 mm	0 %	20 km/h
10:00	sunny	2 °C	0.0 mm	0 %	20 km/h

Location of Newmarket

Newmarket lies at 250 m, 46 m above the average of the 187 places we cover in Ontario (204 m). That makes it the 58th highest of the 187. The main town, Toronto, lies 39 km to the south. The nearest places we cover are Aurora (6 km to the south), East Gwillimbury (6 km to the north), Whitchurch-Stouffville (13 km to the south-east) and King (14 km to the south-west). With about 91,034 inhabitants according to GeoNames, Newmarket is the 35th largest of the 187 places we cover in Ontario. Of the places of interest on this site, the nearest is Lake Simcoe (lake, 42 km to the north).