Hourly Weather Forecast - Perth, Ontario, CA

5 AM
12°F
10%
6mph
N
Partly Cloudy
Humidity
78%
Feels like
3°F
Dew Point
7°F
6 AM
10°F
0%
6mph
N
Partly Cloudy
Humidity
78%
Feels like
0°F
Dew Point
4°F
6:43 AM
7 AM
8°F
0%
6mph
NNW
Mostly Sunny
Humidity
77%
Feels like
-2°F
Dew Point
2°F
8 AM
8°F
0%
6mph
NNW
Sunny
Humidity
73%
Feels like
-3°F
Dew Point
1°F
9 AM
9°F
0%
7mph
NNW
Sunny
Humidity
68%
Feels like
-2°F
Dew Point
1°F
10 AM
10°F
0%
7mph
NNW
Mostly Sunny
Humidity
64%
Feels like
-1°F
Dew Point
0°F
11 AM
11°F
0%
7mph
NNW
Mostly Sunny
Humidity
59%
Feels like
0°F
Dew Point
-1°F
12 PM
12°F
0%
7mph
NNW
Mostly Sunny
Humidity
55%
Feels like
1°F
Dew Point
-1°F
1 PM
13°F
0%
7mph
NNW
Mostly Sunny
Humidity
51%
Feels like
2°F
Dew Point
-1°F
2 PM
14°F
0%
7mph
NNW
Mostly Sunny
Humidity
49%
Feels like
3°F
Dew Point
-2°F
3 PM
14°F
0%
7mph
NNW
Mostly Sunny
Humidity
47%
Feels like
3°F
Dew Point
-3°F
4 PM
13°F
0%
6mph
NNW
Mostly Sunny
Humidity
46%
Feels like
3°F
Dew Point
-3°F
5 PM
11°F
0%
5mph
NNW
Mostly Sunny
Humidity
48%
Feels like
3°F
Dew Point
-4°F
5:52 PM
6 PM
9°F
0%
4mph
NNW
Mostly Clear
Humidity
53%
Feels like
2°F
Dew Point
-4°F
7 PM
7°F
0%
3mph
N
Clear
Humidity
57%
Feels like
7°F
Dew Point
-5°F
8 PM
6°F
0%
2mph
NNW
Clear
Humidity
60%
Feels like
6°F
Dew Point
-5°F
9 PM
4°F
0%
2mph
NW
Clear
Humidity
62%
Feels like
4°F
Dew Point
-6°F
10 PM
2°F
0%
2mph
WNW
Clear
Humidity
63%
Feels like
2°F
Dew Point
-7°F
11 PM
1°F
0%
2mph
WNW
Clear
Humidity
64%
Feels like
1°F
Dew Point
-8°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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