Hourly Weather Forecast - Markham, Ontario, CA

12 AM
18°F
0%
8mph
WSW
Clear
Humidity
78%
Feels like
8°F
Dew Point
12°F
1 AM
18°F
10%
8mph
WSW
Clear
Humidity
78%
Feels like
8°F
Dew Point
12°F
2 AM
18°F
10%
8mph
W
Clear
Humidity
79%
Feels like
8°F
Dew Point
13°F
3 AM
18°F
20%
8mph
W
Clear
Humidity
80%
Feels like
8°F
Dew Point
13°F
4 AM
18°F
30%
8mph
W
30% Chance of Snow
Humidity
80%
Feels like
8°F
Dew Point
13°F
5 AM
18°F
10%
8mph
W
Mostly Clear
Humidity
82%
Feels like
8°F
Dew Point
13°F
6 AM
18°F
10%
7mph
W
Partly Cloudy
Humidity
82%
Feels like
8°F
Dew Point
13°F
7 AM
18°F
10%
6mph
WNW
Mostly Cloudy
Humidity
82%
Feels like
9°F
Dew Point
13°F
7:51 AM
8 AM
18°F
0%
6mph
WNW
Mostly Cloudy
Humidity
81%
Feels like
10°F
Dew Point
13°F
9 AM
18°F
0%
5mph
NW
Cloudy
Humidity
80%
Feels like
10°F
Dew Point
13°F
10 AM
19°F
0%
5mph
NNW
Cloudy
Humidity
76%
Feels like
11°F
Dew Point
12°F
11 AM
19°F
0%
5mph
NNW
Cloudy
Humidity
73%
Feels like
12°F
Dew Point
12°F
12 PM
20°F
0%
4mph
NW
Cloudy
Humidity
69%
Feels like
14°F
Dew Point
12°F
1 PM
22°F
10%
4mph
NW
Cloudy
Humidity
67%
Feels like
16°F
Dew Point
12°F
2 PM
22°F
10%
4mph
NW
Cloudy
Humidity
66%
Feels like
17°F
Dew Point
13°F
3 PM
23°F
20%
4mph
WNW
Cloudy
Humidity
68%
Feels like
18°F
Dew Point
14°F
4 PM
23°F
30%
3mph
WNW
30% Chance of Flurries
Humidity
70%
Feels like
19°F
Dew Point
15°F
4:52 PM
5 PM
23°F
50%
3mph
W
50% Chance of Flurries
Humidity
74%
Feels like
23°F
Dew Point
16°F
6 PM
23°F
70%
3mph
WSW
70% Chance of Flurries
Humidity
77%
Feels like
19°F
Dew Point
17°F
7 PM
23°F
70%
4mph
SW
70% Chance of Flurries
Humidity
80%
Feels like
18°F
Dew Point
18°F
8 PM
23°F
60%
4mph
SW
60% Chance of Flurries
Humidity
82%
Feels like
18°F
Dew Point
19°F
9 PM
23°F
60%
4mph
SW
60% Chance of Flurries
Humidity
83%
Feels like
17°F
Dew Point
19°F
10 PM
23°F
60%
4mph
WSW
60% Chance of Flurries
Humidity
85%
Feels like
17°F
Dew Point
19°F
11 PM
23°F
60%
4mph
WSW
60% Chance of Snow
Humidity
85%
Feels like
17°F
Dew Point
19°F

Rain and Snow Totals Through Friday

2026 Opens with Heavy Rain, Mountain Snow in the West

Significant rain and heavy mountain snow will continue to batter California and the rest of the West for the first few days of 2026.

Friday's Weather Outlook

Extended Weekend Weather Outlook

St. Louis Tornado - May 16th, 2025

2025 Year in Review: Billion-Dollar Disasters From May through June

EF3 tornado damage near Plantersville, Alabama

2025 Year in Review: Billion-Dollar Disasters From February Through April

Photos and videos from the Palisades Fire that started in the City of Los Angeles, January 8, 2025. (CAL FIRE_Official via Wikimedia Commons)

2025 Year in Review: Billion Dollar Disasters - The California Wildfires

Large wall of dust approaching Phoenix Sky Harbor Airport at around 5:30 PM MST (Photo credit: Mike Olbinski via NWS)

2025 Year in Review: Extreme Weather - July Through December

loading ad...

Today's National Outlook

Hurricane Tracker

Allergy Forecast

Snow & Ski Forecast

Traffic Cameras

Weather Cameras

Traffic Cameras

Weather Cameras

Outdoor Sports Guide