Fieldbrook climate

Fieldbrook Weather in September

NOAA 1991-2020 normals for Arcata Eureka AP, 6.2 km from Fieldbrook

Average highs run from 65°F on September 1 to 65°F on September 30, and lows from 50°F to 47°F. Normal precipitation for the month is 0.85 in over about 9 wet days.

September day by day

The normal high and low for each date, and the record, in °F.

Normal daily high and low temperature at Fieldbrook, in °F, with the record for each date.20406080100151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

September at a glance

Average high
65°F
Average low
49°F
Precipitation
0.85 in
Record high
96°FSep 2, 2017
Record low
37°FSep 21, 1993
Chance of a freeze
0%
Daylight
13 h 05 min to 11 h 47 min
Cloud cover
27%
Humidity
52%
Dew point
41°F
Wind
4.3 mph

Every day of the month

A wet day has at least 0.01 inch of precipitation; snow means at least 0.1 inch of snowfall.

DateNormal highNormal lowRecord highRecord lowChance wetChance of snow
Sep 165°F50°F82°F 201742°F 200823%0%
Sep 265°F50°F96°F 201742°F 200823%0%
Sep 365°F50°F83°F 200341°F 200823%0%
Sep 465°F50°F73°F 202439°F 200224%0%
Sep 565°F50°F78°F 200841°F 201024%0%
Sep 665°F50°F78°F 200040°F 199225%0%
Sep 765°F49°F80°F 202041°F 199225%0%
Sep 865°F49°F73°F 199741°F 200226%0%
Sep 965°F49°F75°F 202642°F 200226%0%
Sep 1065°F49°F72°F 201443°F 201026%0%
Sep 1165°F49°F78°F 200343°F 201227%0%
Sep 1265°F49°F77°F 200343°F 201027%0%
Sep 1365°F49°F83°F 200040°F 199228%0%
Sep 1465°F49°F72°F 200339°F 199228%0%
Sep 1565°F49°F73°F 201942°F 201729%0%
Sep 1665°F49°F74°F 200939°F 200629%0%
Sep 1765°F48°F75°F 200041°F 200330%0%
Sep 1865°F48°F88°F 200040°F 200330%0%
Sep 1965°F48°F87°F 200040°F 200730%0%
Sep 2065°F48°F80°F 199740°F 199330%0%
Sep 2165°F48°F82°F 202137°F 199331%0%
Sep 2265°F48°F84°F 200339°F 199331%0%
Sep 2365°F48°F82°F 200638°F 199331%0%
Sep 2465°F48°F79°F 201938°F 200532%0%
Sep 2565°F48°F84°F 201937°F 199332%0%
Sep 2665°F47°F79°F 199240°F 201332%0%
Sep 2765°F47°F81°F 201741°F 199933%0%
Sep 2865°F47°F91°F 202040°F 199933%0%
Sep 2965°F47°F77°F 199938°F 200733%0%
Sep 3065°F47°F78°F 199238°F 200234%0%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Fieldbrook, in percent, and of at least 0.1 inch of snowfall.0102030401102030
  • Chance of a wet day
  • Chance of snowfall

Sunrise and sunset

Times for 2026, local time (PDT).

September 1
sunrise 6:43 AM, sunset 7:48 PM
September 30
sunrise 7:12 AM, sunset 6:59 PM

Every day of September: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USW00024283 (Arcata Eureka AP), public domain. Records: NOAA GHCN-Daily, station USW00024283, every year on file, quality-flagged values removed. Cloud, humidity, wind and sunshine: NASA POWER (MERRA-2, CERES and GEWEX SRB), 1991-2020. The data was obtained from the National Aeronautics and Space Administration (NASA) Langley Research Center's Prediction Of Worldwide Energy Resources (POWER) project funded through the NASA Earth Science Division: POWER Daily API v2, accessed 2026-09-24. Sun and moon: computed with the NOAA solar equations and Meeus.