Hourly Weather Forecast - Port Perry, Ontario, CA

12 AM
15°F
10%
8mph
NW
Partly Cloudy
Humidity
79%
Feels like
5°F
Dew Point
10°F
1 AM
14°F
10%
7mph
NW
Partly Cloudy
Humidity
81%
Feels like
4°F
Dew Point
10°F
2 AM
13°F
10%
6mph
NW
Partly Cloudy
Humidity
83%
Feels like
4°F
Dew Point
9°F
3 AM
13°F
10%
5mph
NW
Partly Cloudy
Humidity
84%
Feels like
4°F
Dew Point
9°F
4 AM
13°F
10%
4mph
NW
Partly Cloudy
Humidity
86%
Feels like
5°F
Dew Point
9°F
5 AM
13°F
10%
4mph
NW
Partly Cloudy
Humidity
87%
Feels like
6°F
Dew Point
10°F
6 AM
13°F
10%
3mph
NW
Mostly Cloudy
Humidity
87%
Feels like
7°F
Dew Point
10°F
7 AM
14°F
10%
3mph
NW
Cloudy
Humidity
87%
Feels like
8°F
Dew Point
11°F
7:48 AM
8 AM
15°F
10%
3mph
NW
Cloudy
Humidity
87%
Feels like
9°F
Dew Point
11°F
9 AM
16°F
10%
4mph
WNW
Cloudy
Humidity
87%
Feels like
10°F
Dew Point
13°F
10 AM
18°F
10%
4mph
W
Cloudy
Humidity
85%
Feels like
12°F
Dew Point
14°F
11 AM
20°F
10%
5mph
W
Cloudy
Humidity
81%
Feels like
13°F
Dew Point
15°F
12 PM
22°F
10%
6mph
W
Cloudy
Humidity
77%
Feels like
14°F
Dew Point
16°F
1 PM
23°F
10%
6mph
W
Cloudy
Humidity
75%
Feels like
15°F
Dew Point
17°F
2 PM
24°F
10%
6mph
WSW
Cloudy
Humidity
75%
Feels like
16°F
Dew Point
17°F
3 PM
24°F
10%
6mph
WSW
Cloudy
Humidity
76%
Feels like
16°F
Dew Point
17°F
4 PM
23°F
10%
5mph
WSW
Cloudy
Humidity
78%
Feels like
16°F
Dew Point
18°F
4:40 PM
5 PM
23°F
20%
5mph
SW
Cloudy
Humidity
81%
Feels like
16°F
Dew Point
18°F
6 PM
22°F
20%
5mph
SW
Mostly Cloudy
Humidity
83%
Feels like
16°F
Dew Point
18°F
7 PM
22°F
20%
5mph
SSW
Mostly Cloudy
Humidity
85%
Feels like
16°F
Dew Point
18°F
8 PM
22°F
30%
5mph
SSW
30% Chance of Flurries
Humidity
85%
Feels like
16°F
Dew Point
18°F
9 PM
22°F
30%
4mph
SSW
30% Chance of Flurries
Humidity
85%
Feels like
16°F
Dew Point
19°F
10 PM
23°F
30%
4mph
S
30% Chance of Flurries
Humidity
84%
Feels like
17°F
Dew Point
19°F
11 PM
23°F
30%
4mph
S
30% Chance Snow Showers
Humidity
84%
Feels like
18°F
Dew Point
19°F

Rainfall and Snowfall Totals Through Thursday

Flooding Rain, Heavy Snow and Winds Slam Northwest, North-Central U.S.

The atmospheric river this week will keep buffeting the Pacific Northwest with heavy rain, snow, and high winds.

Thursday's Weather Outlook

Thursday's Weather Outlook

How to Measure Snow via NWS

How To Measure Snow

Weekly Drought Map for December 11, 2025

Hit-or-Miss Precipitation Leads to Mixed Drought Results

A person standing in a snowy forest with their back to the camera. They are bundled up in a white hat and a brown jacket. (Image by StockSnap from Pixabay)

Common Cold Weather Illnesses

A strong cold-air-damming event from March 20, 2018.

Cold Air Damming - Cause And Effects

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