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Arcata, California Weather Forecast
Arcata, California Weather
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Weather Forecast for Arcata, California : Humboldt County
Issued: 4:54 pm PST Dec 17, 2025 Latitude: 40.8665166 Longitude: -124.0828396 View on Google Maps

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This Afternoon Tonight Thursday Friday Saturday Sunday Monday Tuesday Wednesday
20% chance of rain on This Afternoon 40% chance of rain on Tonight 70% chance of rain on Thursday 100% chance of rain on Friday 60% chance of rain on Saturday Rain on Sunday Rain on Monday 70% chance of rain on Tuesday 70% chance of rain on Wednesday
High: 52°F Low: 45°F High: 60°F High: 57°F High: 53°F High: 56°F High: 53°F High: 51°F High: 51°F
Low: 51°F Low: 41°F Low: 45°F Low: 44°F Low: 39°F Low: 39°F  
Rain Rain Rain Rain Rain Rain Rain Rain Rain
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Current Conditions at
ARCATA - (KACV)
50°
Clear
as of 4:53 PM PST
Rel. Humidity: 81%
Dew Point: 45°F
Visibility: 10 Miles
Pressure: 30.19 in.
Flight Rule: VFR
Wind Data
Calm
Cloud Level(s): Clear
Current Conditions at
CRESCENT CITY - (KCEC)
50°
Clear
as of 4:56 PM PST
Rel. Humidity: 81%
Dew Point: 45°F
Visibility: 8 Miles
Pressure: 30.22 in.
Flight Rule: VFR
Wind Data
5 MPH
350° North
Cloud Level(s): Clear
Current Conditions at
BROOKINGS ARPT - (KBOK)
48°
Clear
as of 4:56 PM PST
Rel. Humidity: 87%
Dew Point: 45°F
Visibility: 10 Miles
Pressure: 30.21 in.
Flight Rule: VFR
Wind Data
Calm
Cloud Level(s): Clear
20% chance of rain This Afternoon This Afternoon... A 20 percent chance of rain. Mostly cloudy, with a steady temperature around 52. Calm wind.
40% chance of rain Tonight Tonight... A 40 percent chance of rain, mainly after 7pm. Cloudy, with a low around 45. Calm wind. New precipitation amounts of less than a tenth of an inch possible.
70% chance of rain Thursday Thursday... Rain likely, mainly after 10am. Cloudy, with a high near 60. South wind 6 to 14 mph, with gusts as high as 22 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
100% chance of rain Thursday Night Thursday Night... Rain. The rain could be heavy at times. Low around 51. Breezy, with a south wind 13 to 16 mph, with gusts as high as 32 mph. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.
100% chance of rain Friday Friday... Rain. The rain could be heavy at times. High near 57. West southwest wind 8 to 15 mph, with gusts as high as 24 mph. Chance of precipitation is 100%. New precipitation amounts between 1 and 2 inches possible.
70% chance of rain Friday Night Friday Night... Rain likely, mainly before 10pm. Patchy fog after 1am. Otherwise, cloudy, with a low around 41. Calm wind. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
60% chance of rain Saturday Saturday... Rain likely, mainly after 4pm. Patchy fog before 10am. Otherwise, cloudy, with a high near 53. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Rain on Saturday Night Saturday Night... Rain. Cloudy, with a low around 45.
Rain on Sunday Sunday... Rain. Cloudy, with a high near 56.
Rain on Sunday Night Sunday Night... Rain. Cloudy, with a low around 44.
Rain on Monday Monday... Rain. Mostly cloudy, with a high near 53.
70% chance of rain Monday Night Monday Night... Rain likely. Mostly cloudy, with a low around 39.
70% chance of rain Tuesday Tuesday... Rain likely. Mostly cloudy, with a high near 51.
70% chance of rain Tuesday Night Tuesday Night... Rain likely. Mostly cloudy, with a low around 39.
70% chance of rain Wednesday Wednesday... Rain likely. Mostly cloudy, with a high near 51.
Current Radar Image


Sun Almanac for Arcata, California
Sunrise: 07:35 AM
Sunset: 4:50 PM
Civil Sunrise:07:04 AM
Civil Sunset: 5:21 PM
Nautical Sunrise: 06:30 AM
Nautical Sunset: 5:56 PM
Astro Sunrise: 05:56 AM
Astro Sunset: 6:29 PM
Any use of the information on this page is at your own risk. This information should not be relied upon in life-threatening situations, potential financial loss situations or in lieu of any officially disseminated information. Visit the National Weather Service for official information.