Hourly Weather Forecast - Irwindale, CA

12 AM
60°F
100%
5mph
SSE
Rain Showers
Humidity
91%
Feels like
60°F
Dew Point
58°F
1 AM
60°F
100%
5mph
SE
Rain Showers
Humidity
90%
Feels like
60°F
Dew Point
57°F
2 AM
60°F
90%
5mph
SE
Rain Showers
Humidity
89%
Feels like
60°F
Dew Point
57°F
3 AM
60°F
90%
5mph
SE
Light Rain
Humidity
89%
Feels like
60°F
Dew Point
57°F
4 AM
60°F
90%
5mph
ESE
Light Rain
Humidity
90%
Feels like
60°F
Dew Point
57°F
5 AM
59°F
90%
5mph
SE
Light Rain
Humidity
93%
Feels like
59°F
Dew Point
57°F
6 AM
59°F
90%
6mph
SE
Rain
Humidity
94%
Feels like
59°F
Dew Point
58°F
6:55 AM
7 AM
60°F
90%
6mph
SSE
Rain
Humidity
94%
Feels like
60°F
Dew Point
58°F
8 AM
60°F
90%
7mph
SSE
Rain
Humidity
95%
Feels like
60°F
Dew Point
58°F
9 AM
60°F
90%
8mph
SSE
Rain
Humidity
96%
Feels like
60°F
Dew Point
59°F
10 AM
60°F
90%
9mph
SSE
Rain
Humidity
97%
Feels like
60°F
Dew Point
60°F
11 AM
61°F
90%
9mph
S
Rain
Humidity
96%
Feels like
61°F
Dew Point
60°F
12 PM
61°F
90%
9mph
S
Rain Showers
Humidity
94%
Feels like
61°F
Dew Point
59°F
1 PM
61°F
90%
8mph
SSW
Rain Showers
Humidity
92%
Feels like
61°F
Dew Point
59°F
2 PM
61°F
80%
8mph
SSW
80% Chance Rain Showers
Humidity
92%
Feels like
61°F
Dew Point
58°F
3 PM
60°F
80%
8mph
SSW
80% Chance Rain Showers
Humidity
95%
Feels like
60°F
Dew Point
58°F
4 PM
58°F
80%
7mph
SSW
80% Chance Rain Showers
Humidity
98%
Feels like
58°F
Dew Point
57°F
4:48 PM
5 PM
57°F
80%
6mph
SSW
80% Chance Rain Showers
Humidity
100%
Feels like
57°F
Dew Point
57°F
6 PM
57°F
80%
5mph
S
80% Chance Rain Showers
Humidity
98%
Feels like
57°F
Dew Point
56°F
7 PM
57°F
80%
4mph
S
80% Chance Rain Showers
Humidity
96%
Feels like
57°F
Dew Point
56°F
8 PM
56°F
70%
4mph
SSE
70% Chance Rain Showers
Humidity
96%
Feels like
56°F
Dew Point
55°F
9 PM
56°F
70%
4mph
SSE
70% Chance of Rain
Humidity
95%
Feels like
56°F
Dew Point
55°F
10 PM
56°F
80%
4mph
SE
80% Chance of Rain
Humidity
95%
Feels like
56°F
Dew Point
55°F
11 PM
56°F
80%
4mph
SE
80% Chance of Rain
Humidity
94%
Feels like
56°F
Dew Point
55°F

Rain And Snow Totals Through Monday

Atmospheric River Takes Aim For Northern California

The plume of abundant moisture impacting the Northwest the last several days will focus more on Northern California later today into Monday bringing heavy rainfall and mountain snow.

NOAA, NCDC

White Christmas? What Are The Odds

Weekend Weather Outlook

Weekend Weather Outlook

Cold weather

During Extreme Cold: Watch for Frostbite!

Flu Update Valid For Week Ending December 13, 2025

Weekly Flu Update: Flu Spreading Hard Across U.S.

Watch vs. Warning

Flash Flood Watch and Warning Defined

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