10-day forecast for Hercules, CA: 49° to 76°, with precipitation expected on 4 days. The table below breaks each day into morning, afternoon, evening and overnight.
76°
Best day: Tuesday, November 10
66° · 0.71 in
Worst day: Friday, November 13
Tap any day below to see morning, afternoon, evening and overnight.
Tue, 1076° / 50°0
Morning55°feels 55°
Afternoon76°feels 76°
Evening56°feels 56°
Overnight55°feels 54°
76 °
Hercules, Tuesday, 10 November
Mostly clear. High 76°, low 50°.
Pressure30.18 inHg
Wind1.1 mph SW
Humidity71%
Visibility2.9 mi
Dew point55°
Wed, 1170° / 49°0
Morning54°feels 53°
Afternoon70°feels 69°
Evening63°feels 62°
Overnight51°feels 51°
70 °
Hercules, Wednesday, 11 November
Mostly clear. High 70°, low 49°.
Pressure30.06 inHg
Wind4.7 mph E
Humidity70%
Visibility6.2 mi
Dew point55°
Thu, 1271° / 55°0
Morning57°feels 56°
Afternoon71°feels 70°
Evening64°feels 64°
Overnight58°feels 57°
71 °
Hercules, Thursday, 12 November
Partly cloudy. High 71°, low 55°.
Pressure29.85 inHg
Wind4.7 mph NE
Humidity52%
Visibility6.2 mi
Dew point50°
Fri, 1366° / 56°0.71
Morning62°feels 62°
Afternoon63°feels 63°
Evening57°feels 56°
Overnight63°feels 63°
66 °
Hercules, Friday, 13 November
Heavy rain. High 66°, low 56°.
Pressure29.59 inHg
Wind16.2 mph S
Humidity73%
Visibility3.8 mi
Dew point56°
Sat, 1462° / 52°0
Morning55°feels 54°
Afternoon56°feels 55°
Evening62°feels 61°
Overnight57°feels 56°
62 °
Hercules, Saturday, 14 November
Light rain. High 62°, low 52°.
Pressure29.91 inHg
Wind6.1 mph W
Humidity93%
Visibility—
Dew point53°
Sun, 1563° / 55°0.2
Morning56°feels 56°
Afternoon61°feels 60°
Evening60°feels 59°
Overnight58°feels 57°
63 °
Hercules, Sunday, 15 November
Light rain. High 63°, low 55°.
Pressure30.00 inHg
Wind15.3 mph S
Humidity69%
Visibility—
Dew point50°
Mon, 1660° / 52°0.07
Morning55°feels 54°
Afternoon57°feels 55°
Evening55°feels 53°
Overnight53°feels 51°
60 °
Hercules, Monday, 16 November
Light rain. High 60°, low 52°.
Pressure30.12 inHg
Wind10.1 mph SW
Humidity61%
Visibility—
Dew point44°
Tue, 1758° / 50°0
Morning51°feels 50°
Afternoon54°feels 52°
Evening58°feels 56°
Overnight54°feels 52°
58 °
Hercules, Tuesday, 17 November
Clear. High 58°, low 50°.
Pressure30.18 inHg
Wind6.8 mph W
Humidity64%
Visibility—
Dew point41°
Wed, 1857° / 50°0.59
Morning55°feels 54°
Afternoon54°feels 52°
Evening55°feels 53°
Overnight51°feels 48°
57 °
Hercules, Wednesday, 18 November
Rain. High 57°, low 50°.
Pressure30.06 inHg
Wind17.1 mph NW
Humidity59%
Visibility—
Dew point40°
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.