10-day forecast for Hercules, CA: 46° to 72°, with precipitation expected on 2 days. The table below breaks each day into morning, afternoon, evening and overnight.
72°
Best day: Monday, October 26
62° · 0.57 in
Worst day: Tuesday, November 3
Tap any day below to see morning, afternoon, evening and overnight.
Tue, 2770° / 46°0
Morning49°feels 46°
Afternoon70°feels 69°
Evening56°feels 55°
Overnight49°feels 46°
70 °
Hercules, Tuesday, 27 October
Overcast. High 70°, low 46°.
Pressure30.06 inHg
Wind3.6 mph W
Humidity55%
Visibility6.2 mi
Dew point43°
Wed, 2868° / 49°0
Morning49°feels 49°
Afternoon66°feels 64°
Evening62°feels 60°
Overnight54°feels 53°
68 °
Hercules, Wednesday, 28 October
Partly cloudy. High 68°, low 49°.
Pressure30.03 inHg
Wind1.9 mph SW
Humidity65%
Visibility1.7 mi
Dew point48°
Thu, 2966° / 54°0
Morning54°feels 53°
Afternoon66°feels 65°
Evening62°feels 60°
Overnight56°feels 56°
66 °
Hercules, Thursday, 29 October
Overcast. High 66°, low 54°.
Pressure29.91 inHg
Wind1 mph NW
Humidity66%
Visibility6.2 mi
Dew point51°
Fri, 3065° / 52°0
Morning52°feels 51°
Afternoon59°feels 57°
Evening62°feels 60°
Overnight57°feels 57°
65 °
Hercules, Friday, 30 October
Clear. High 65°, low 52°.
Pressure29.91 inHg
Wind9.2 mph W
Humidity48%
Visibility—
Dew point38°
Sat, 3163° / 52°0
Morning54°feels 53°
Afternoon58°feels 55°
Evening60°feels 58°
Overnight54°feels 53°
63 °
Hercules, Saturday, 31 October
Overcast. High 63°, low 52°.
Pressure29.97 inHg
Wind10 mph W
Humidity52%
Visibility—
Dew point39°
Sun, 0167° / 52°0
Morning54°feels 51°
Afternoon60°feels 56°
Evening66°feels 63°
Overnight57°feels 54°
67 °
Hercules, Sunday, 1 November
Clear. High 67°, low 52°.
Pressure29.97 inHg
Wind6.1 mph NW
Humidity28%
Visibility—
Dew point24°
Mon, 0266° / 53°0.03
Morning56°feels 53°
Afternoon60°feels 57°
Evening65°feels 62°
Overnight58°feels 55°
66 °
Hercules, Monday, 2 November
Light rain. High 66°, low 53°.
Pressure30.00 inHg
Wind8.1 mph E
Humidity23%
Visibility—
Dew point21°
Tue, 0362° / 54°0.57
Morning55°feels 54°
Afternoon59°feels 58°
Evening62°feels 62°
Overnight58°feels 58°
62 °
Hercules, Tuesday, 3 November
Rain. High 62°, low 54°.
Pressure29.91 inHg
Wind16.5 mph S
Humidity77%
Visibility—
Dew point51°
Wed, 0463° / 58°0.07
Morning59°feels 59°
Afternoon62°feels 61°
Evening63°feels 62°
Overnight59°feels 59°
63 °
Hercules, Wednesday, 4 November
Light rain. High 63°, low 58°.
Pressure30.03 inHg
Wind10.3 mph SW
Humidity76%
Visibility—
Dew point54°
About this forecast
How reliable is a 10-day forecast?
The first 3–5 days are the most reliable, typically within 2–4°. From day six to ten the models show the trend: the direction of change is right more often than the exact numbers.
What does the time-of-day table show?
Temperature in Hercules, CA around 8am, 2pm, 8pm and 2am each day — handy for planning a walk, a drive or work outdoors.
How is the best day chosen?
We weigh the daytime high against precipitation: a warm, dry day scores highest.