Hourly Weather Forecast - Caledon, Ontario, CA

12 AM
22°F
20%
6mph
SSW
Cloudy
Humidity
83%
Feels like
14°F
Dew Point
18°F
1 AM
23°F
20%
6mph
S
Cloudy
Humidity
84%
Feels like
15°F
Dew Point
19°F
2 AM
23°F
20%
7mph
S
Cloudy
Humidity
83%
Feels like
15°F
Dew Point
19°F
3 AM
24°F
20%
8mph
S
Cloudy
Humidity
83%
Feels like
15°F
Dew Point
19°F
4 AM
24°F
20%
9mph
S
Cloudy
Humidity
83%
Feels like
15°F
Dew Point
20°F
5 AM
24°F
20%
9mph
S
Cloudy
Humidity
84%
Feels like
15°F
Dew Point
20°F
6 AM
25°F
30%
9mph
S
30 % Chance of Heavy Snow
Humidity
86%
Feels like
15°F
Dew Point
21°F
7 AM
26°F
30%
9mph
S
30 % Chance of Heavy Snow
Humidity
88%
Feels like
16°F
Dew Point
22°F

Rainfall and Snowfall Totals Through Thursday

Pineapple Express Slams Northwestern U.S.

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

Wednesday's Weather Outlook

Today'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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