Hourly Weather Forecast - Perth, Ontario, CA

12 AM
13°F
0%
5mph
SSW
Partly Cloudy
Humidity
74%
Feels like
4°F
Dew Point
6°F
1 AM
13°F
0%
6mph
SSW
Partly Cloudy
Humidity
74%
Feels like
4°F
Dew Point
6°F
2 AM
14°F
0%
6mph
SSW
Partly Cloudy
Humidity
75%
Feels like
5°F
Dew Point
7°F
3 AM
15°F
0%
6mph
SSW
Partly Cloudy
Humidity
76%
Feels like
6°F
Dew Point
9°F
4 AM
16°F
0%
6mph
SSW
Partly Cloudy
Humidity
78%
Feels like
7°F
Dew Point
10°F
5 AM
16°F
0%
6mph
SSW
Partly Cloudy
Humidity
80%
Feels like
7°F
Dew Point
11°F
6 AM
17°F
0%
6mph
SSW
Partly Cloudy
Humidity
82%
Feels like
8°F
Dew Point
12°F
6:39 AM
7 AM
18°F
0%
6mph
SSW
Partly Cloudy
Humidity
83%
Feels like
9°F
Dew Point
14°F
8 AM
21°F
10%
6mph
SSW
Partly Cloudy
Humidity
82%
Feels like
13°F
Dew Point
16°F
9 AM
25°F
10%
7mph
SSW
Mostly Cloudy
Humidity
80%
Feels like
17°F
Dew Point
20°F
10 AM
28°F
10%
7mph
SSW
Mostly Cloudy
Humidity
77%
Feels like
21°F
Dew Point
22°F
11 AM
31°F
10%
7mph
SSW
Cloudy
Humidity
75%
Feels like
24°F
Dew Point
24°F
12 PM
33°F
10%
8mph
SSW
Cloudy
Humidity
72%
Feels like
26°F
Dew Point
25°F
1 PM
35°F
10%
7mph
SSW
Cloudy
Humidity
71%
Feels like
29°F
Dew Point
26°F
2 PM
36°F
10%
6mph
SSW
Cloudy
Humidity
70%
Feels like
30°F
Dew Point
27°F
3 PM
36°F
10%
6mph
SSW
Mostly Cloudy
Humidity
70%
Feels like
31°F
Dew Point
27°F
4 PM
36°F
10%
5mph
S
Mostly Cloudy
Humidity
71%
Feels like
31°F
Dew Point
27°F
5 PM
35°F
10%
4mph
S
Mostly Cloudy
Humidity
75%
Feels like
31°F
Dew Point
28°F
5:55 PM
6 PM
33°F
10%
4mph
SSE
Mostly Cloudy
Humidity
80%
Feels like
29°F
Dew Point
27°F
7 PM
31°F
10%
4mph
SSE
Mostly Cloudy
Humidity
84%
Feels like
28°F
Dew Point
27°F
8 PM
30°F
10%
3mph
SE
Mostly Cloudy
Humidity
87%
Feels like
30°F
Dew Point
27°F
9 PM
30°F
10%
2mph
SE
Mostly Cloudy
Humidity
89%
Feels like
30°F
Dew Point
27°F
10 PM
29°F
10%
1mph
E
Mostly Cloudy
Humidity
90%
Feels like
29°F
Dew Point
26°F
11 PM
28°F
10%
1mph
NE
Mostly Cloudy
Humidity
91%
Feels like
28°F
Dew Point
26°F

Snow and Ice Accumulations through Tuesday AM

Wintry Disturbance Bisects U.S. Mid-Latitudes

A wintry disturbance will bring icing and light snow from the central Plains today through the Northeast on Tuesday.

Today's Weather Outlook

Today's Weather Outlook

Weekly Drought Map for February 26, 2026

Widespread Drought Degradation For South, Southeast; Mixed Results Elsewhere

Debris flies through the air as howling winds accompanied by a line of storms approach the old Tarrant County Courthouse in downtown Fort Worth, Texas, on March 2, 2023. (Tom Fox/The Dallas Morning News via AP)

Lightning Season Rapidly Approaching: Best Safety Practices

Rocky Mountain National Park at day in December. (NPS Natural Resources/Wikimedia Commons)

Snowmelt and Flooding

U.S. Route 52 near St. Donatus between Bellevue and Dubuque, Iowa. (Tony Webster from Portland, Oregon)

Winter Weather Driving Safety Tips

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