10-day forecast for Arcata, CA: 43° to 70°, with precipitation expected on 0 days. The table below breaks each day into morning, afternoon, evening and overnight.
70°
Best day: Sunday, October 18
58°
Worst day: Thursday, October 22
Tap any day below to see morning, afternoon, evening and overnight.
Mon, 1967° / 44°0.01
Morning44°feels 44°
Afternoon67°feels 66°
Evening54°feels 53°
Overnight47°feels 47°
67 °
Arcata, Monday, 19 October
Light rain. High 67°, low 44°.
Pressure29.97 inHg
Wind3 mph W
Humidity70%
Visibility6.2 mi
Dew point46°
Tue, 2059° / 48°0
Morning49°feels 49°
Afternoon59°feels 58°
Evening53°feels 52°
Overnight48°feels 48°
59 °
Arcata, Tuesday, 20 October
Overcast. High 59°, low 48°.
Pressure29.94 inHg
Wind3.5 mph SW
Humidity62%
Visibility6.2 mi
Dew point44°
Wed, 2162° / 49°0
Morning50°feels 49°
Afternoon62°feels 62°
Evening55°feels 55°
Overnight49°feels 49°
62 °
Arcata, Wednesday, 21 October
Overcast. High 62°, low 49°.
Pressure29.91 inHg
Wind3.2 mph W
Humidity73%
Visibility6.2 mi
Dew point51°
Thu, 2258° / 52°0.02
Morning52°feels 52°
Afternoon57°feels 56°
Evening56°feels 55°
Overnight52°feels 52°
58 °
Arcata, Thursday, 22 October
Light rain. High 58°, low 52°.
Pressure30.06 inHg
Wind8.9 mph N
Humidity77%
Visibility—
Dew point49°
Fri, 2359° / 46°0
Morning50°feels 49°
Afternoon58°feels 57°
Evening51°feels 50°
Overnight49°feels 49°
59 °
Arcata, Friday, 23 October
Clear. High 59°, low 46°.
Pressure30.21 inHg
Wind15 mph NW
Humidity64%
Visibility—
Dew point45°
Sat, 2467° / 51°0
Morning56°feels 53°
Afternoon63°feels 61°
Evening52°feels 49°
Overnight52°feels 49°
67 °
Arcata, Saturday, 24 October
Clear. High 67°, low 51°.
Pressure30.12 inHg
Wind4.8 mph NW
Humidity36%
Visibility—
Dew point36°
Sun, 2564° / 50°0
Morning55°feels 52°
Afternoon61°feels 59°
Evening51°feels 50°
Overnight53°feels 52°
64 °
Arcata, Sunday, 25 October
Clear. High 64°, low 50°.
Pressure30.00 inHg
Wind5.5 mph NW
Humidity43%
Visibility—
Dew point39°
Mon, 2658° / 47°0
Morning53°feels 52°
Afternoon57°feels 55°
Evening48°feels 45°
Overnight47°feels 46°
58 °
Arcata, Monday, 26 October
Clear. High 58°, low 47°.
Pressure29.88 inHg
Wind10.5 mph N
Humidity64%
Visibility—
Dew point45°
Tue, 2758° / 43°0
Morning48°feels 45°
Afternoon56°feels 54°
Evening46°feels 44°
Overnight44°feels 42°
58 °
Arcata, Tuesday, 27 October
Mostly clear. High 58°, low 43°.
Pressure29.97 inHg
Wind5.9 mph NW
Humidity43%
Visibility—
Dew point34°
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 Arcata, 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.