10-day forecast for Halcyon, CA: 48° to 78°, with precipitation expected on 1 day. The table below breaks each day into morning, afternoon, evening and overnight.
78°
Best day: Monday, October 26
74° · 0.47 in
Worst day: Wednesday, October 21
Tap any day below to see morning, afternoon, evening and overnight.
Wed, 2174° / 55°0.47
Morning59°feels 59°
Afternoon74°feels 74°
Evening62°feels 62°
Overnight57°feels 57°
74 °
Halcyon, Wednesday, 21 October
Rain. High 74°, low 55°.
Pressure29.85 inHg
Wind5.2 mph SE
Humidity81%
Visibility6.2 mi
Dew point58°
Thu, 2269° / 53°0.03
Morning56°feels 56°
Afternoon67°feels 66°
Evening58°feels 57°
Overnight56°feels 56°
69 °
Halcyon, Thursday, 22 October
Light rain. High 69°, low 53°.
Pressure29.94 inHg
Wind6.1 mph SW
Humidity63%
Visibility6.2 mi
Dew point53°
Fri, 2371° / 48°0
Morning50°feels 49°
Afternoon71°feels 70°
Evening58°feels 58°
Overnight50°feels 49°
71 °
Halcyon, Friday, 23 October
Clear. High 71°, low 48°.
Pressure30.03 inHg
Wind5.3 mph NW
Humidity57%
Visibility6.2 mi
Dew point52°
Sat, 2475° / 49°0
Morning51°feels 50°
Afternoon75°feels 75°
Evening60°feels 59°
Overnight51°feels 50°
75 °
Halcyon, Saturday, 24 October
Clear. High 75°, low 49°.
Pressure29.97 inHg
Wind2.8 mph W
Humidity50%
Visibility6.2 mi
Dew point53°
Sun, 2576° / 50°0
Morning58°feels 57°
Afternoon73°feels 72°
Evening71°feels 71°
Overnight57°feels 56°
76 °
Halcyon, Sunday, 25 October
Clear. High 76°, low 50°.
Pressure30.03 inHg
Wind6 mph SW
Humidity48%
Visibility—
Dew point49°
Mon, 2678° / 51°0
Morning58°feels 57°
Afternoon76°feels 75°
Evening73°feels 72°
Overnight63°feels 62°
78 °
Halcyon, Monday, 26 October
Overcast. High 78°, low 51°.
Pressure30.06 inHg
Wind11.6 mph W
Humidity39%
Visibility—
Dew point46°
Tue, 2776° / 64°0
Morning67°feels 66°
Afternoon74°feels 73°
Evening69°feels 69°
Overnight65°feels 64°
76 °
Halcyon, Tuesday, 27 October
Overcast. High 76°, low 64°.
Pressure30.00 inHg
Wind9.5 mph W
Humidity35%
Visibility—
Dew point44°
Wed, 2876° / 65°0
Morning67°feels 66°
Afternoon74°feels 73°
Evening69°feels 69°
Overnight65°feels 64°
76 °
Halcyon, Wednesday, 28 October
Overcast. High 76°, low 65°.
Pressure29.91 inHg
Wind7.6 mph W
Humidity36%
Visibility—
Dew point45°
Thu, 2972° / 62°0
Morning66°feels 65°
Afternoon71°feels 70°
Evening66°feels 65°
Overnight62°feels 62°
72 °
Halcyon, Thursday, 29 October
Overcast. High 72°, low 62°.
Pressure29.91 inHg
Wind7.3 mph W
Humidity47%
Visibility—
Dew point49°
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 Halcyon, 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.