Hourly Weather Forecast - Hercules, CA

12 AM
52°F
50%
4mph
W
50% Chance of Light Rain
Humidity
100%
Feels like
52°F
Dew Point
52°F
1 AM
52°F
60%
4mph
WNW
60% Chance of Light Rain
Humidity
100%
Feels like
52°F
Dew Point
52°F
2 AM
52°F
60%
1mph
NW
60% Chance of Light Rain
Humidity
99%
Feels like
52°F
Dew Point
52°F
3 AM
52°F
70%
2mph
ENE
70% Chance of Light Rain
Humidity
99%
Feels like
52°F
Dew Point
52°F
4 AM
53°F
40%
5mph
E
40% Chance of Light Rain
Humidity
99%
Feels like
53°F
Dew Point
52°F
5 AM
53°F
40%
6mph
E
40% Chance of Light Rain
Humidity
93%
Feels like
53°F
Dew Point
51°F
6 AM
53°F
40%
6mph
ESE
40% Chance of Light Rain
Humidity
91%
Feels like
53°F
Dew Point
50°F
7 AM
53°F
40%
6mph
ESE
40% Chance of Light Rain
Humidity
90%
Feels like
53°F
Dew Point
50°F
7:22 AM
8 AM
54°F
40%
6mph
ESE
40% Chance of Light Rain
Humidity
90%
Feels like
54°F
Dew Point
51°F
9 AM
54°F
40%
7mph
SE
40% Chance of Light Rain
Humidity
89%
Feels like
54°F
Dew Point
51°F
10 AM
54°F
40%
8mph
SE
40% Chance of Light Rain
Humidity
88%
Feels like
54°F
Dew Point
51°F
11 AM
54°F
50%
8mph
SE
50% Chance of Light Rain
Humidity
90%
Feels like
54°F
Dew Point
51°F
12 PM
53°F
50%
9mph
SE
50% Chance of Light Rain
Humidity
92%
Feels like
53°F
Dew Point
51°F
1 PM
53°F
50%
9mph
SE
50% Chance of Light Rain
Humidity
92%
Feels like
53°F
Dew Point
51°F
2 PM
52°F
50%
9mph
SE
50% Chance of Light Rain
Humidity
93%
Feels like
52°F
Dew Point
50°F
3 PM
51°F
50%
9mph
SE
50% Chance of Light Rain
Humidity
93%
Feels like
51°F
Dew Point
49°F
4 PM
49°F
60%
10mph
SE
60% Chance of Light Rain
Humidity
94%
Feels like
45°F
Dew Point
48°F
4:54 PM
5 PM
48°F
80%
10mph
SE
80% Chance of Light Rain
Humidity
93%
Feels like
44°F
Dew Point
47°F
6 PM
48°F
90%
11mph
SE
Light Rain
Humidity
93%
Feels like
44°F
Dew Point
46°F
7 PM
49°F
90%
11mph
SE
Light Rain
Humidity
89%
Feels like
45°F
Dew Point
46°F
8 PM
50°F
80%
12mph
SSE
80% Chance Rain Showers
Humidity
88%
Feels like
45°F
Dew Point
46°F
9 PM
50°F
80%
13mph
SSE
80% Chance Rain Showers
Humidity
87%
Feels like
50°F
Dew Point
47°F
10 PM
51°F
70%
13mph
SSE
70% Chance Rain Showers
Humidity
85%
Feels like
51°F
Dew Point
47°F
11 PM
51°F
60%
14mph
S
60% Chance Rain Showers
Humidity
83%
Feels like
51°F
Dew Point
46°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

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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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