Hourly Weather Forecast - Ajax, Ontario, CA

12 AM
34°F
30%
10mph
WSW
30% Chance of Flurries
Humidity
78%
Feels like
26°F
Dew Point
28°F
1 AM
34°F
30%
10mph
WSW
30% Chance of Flurries
Humidity
80%
Feels like
26°F
Dew Point
29°F
2 AM
34°F
30%
10mph
WSW
30% Chance of Flurries
Humidity
84%
Feels like
26°F
Dew Point
29°F
3 AM
33°F
30%
10mph
WSW
30% Chance of Flurries
Humidity
87%
Feels like
25°F
Dew Point
30°F
4 AM
33°F
30%
10mph
WSW
30% Chance Frozen Mix
Humidity
89%
Feels like
24°F
Dew Point
30°F
5 AM
32°F
30%
10mph
WSW
30% Chance Frozen Mix
Humidity
91%
Feels like
23°F
Dew Point
29°F
6 AM
31°F
30%
10mph
W
30% Chance Freezing Rain
Humidity
90%
Feels like
22°F
Dew Point
28°F
7 AM
30°F
30%
11mph
W
30% Chance Frozen Mix
Humidity
87%
Feels like
21°F
Dew Point
27°F
7:46 AM
8 AM
31°F
30%
11mph
W
30% Chance Frozen Mix
Humidity
82%
Feels like
22°F
Dew Point
26°F
9 AM
32°F
30%
12mph
W
30% Chance Frozen Mix
Humidity
78%
Feels like
23°F
Dew Point
26°F

Rainfall Totals Through Wednesday A.M.

Heavy Rain Returns to Deluge Pacific Northwest

Another atmospheric river will hit the Pacific Northwest with heavy rain and high winds.

Monday'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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