10-day forecast for Hercules, CA: 51° to 72°, with precipitation expected on 0 days. The table below breaks each day into morning, afternoon, evening and overnight.
72°
Best day: Saturday, October 24
63°
Worst day: Thursday, October 29
Tap any day below to see morning, afternoon, evening and overnight.
Sun, 2569° / 51°0
Morning52°feels 52°
Afternoon69°feels 69°
Evening59°feels 59°
Overnight52°feels 51°
69 °
Hercules, Sunday, 25 October
Overcast. High 69°, low 51°.
Pressure30.09 inHg
Wind0.8 mph N
Humidity79%
Visibility0.6 mi
Dew point55°
Mon, 2666° / 53°0
Morning53°feels 52°
Afternoon66°feels 65°
Evening59°feels 58°
Overnight56°feels 56°
66 °
Hercules, Monday, 26 October
Clear. High 66°, low 53°.
Pressure30.15 inHg
Wind4.7 mph W
Humidity74%
Visibility6.2 mi
Dew point55°
Tue, 2765° / 51°0
Morning51°feels 50°
Afternoon64°feels 63°
Evening60°feels 60°
Overnight54°feels 53°
65 °
Hercules, Tuesday, 27 October
Partly cloudy. High 65°, low 51°.
Pressure30.06 inHg
Wind2.7 mph SW
Humidity77%
Visibility1.5 mi
Dew point51°
Wed, 2866° / 53°0
Morning55°feels 55°
Afternoon59°feels 58°
Evening65°feels 64°
Overnight55°feels 55°
66 °
Hercules, Wednesday, 28 October
Overcast. High 66°, low 53°.
Pressure29.97 inHg
Wind3.8 mph W
Humidity86%
Visibility—
Dew point53°
Thu, 2963° / 57°0
Morning60°feels 59°
Afternoon62°feels 60°
Evening62°feels 60°
Overnight58°feels 56°
63 °
Hercules, Thursday, 29 October
Overcast. High 63°, low 57°.
Pressure29.88 inHg
Wind11.3 mph W
Humidity62%
Visibility—
Dew point48°
Fri, 3066° / 55°0
Morning57°feels 56°
Afternoon62°feels 60°
Evening62°feels 61°
Overnight57°feels 55°
66 °
Hercules, Friday, 30 October
Clear. High 66°, low 55°.
Pressure29.94 inHg
Wind7.2 mph SW
Humidity45%
Visibility—
Dew point39°
Sat, 3168° / 55°0
Morning56°feels 55°
Afternoon62°feels 60°
Evening67°feels 64°
Overnight60°feels 58°
68 °
Hercules, Saturday, 31 October
Overcast. High 68°, low 55°.
Pressure30.00 inHg
Wind6 mph E
Humidity37%
Visibility—
Dew point34°
Sun, 0171° / 59°0
Morning61°feels 59°
Afternoon65°feels 63°
Evening70°feels 68°
Overnight65°feels 63°
71 °
Hercules, Sunday, 1 November
Overcast. High 71°, low 59°.
Pressure30.00 inHg
Wind10.5 mph E
Humidity30%
Visibility—
Dew point32°
Mon, 0272° / 61°0
Morning64°feels 63°
Afternoon67°feels 66°
Evening70°feels 70°
Overnight65°feels 64°
72 °
Hercules, Monday, 2 November
Partly cloudy. High 72°, low 61°.
Pressure30.12 inHg
Wind6.5 mph SW
Humidity60%
Visibility—
Dew point51°
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.