Barnwell climate

Barnwell Weather in September

NOAA 1991-2020 normals for Barnwell 5 Ene, 11.5 km from Barnwell

Average highs run from 90°F on September 1 to 84°F on September 30, and lows from 67°F to 60°F. Normal precipitation for the month is 4.27 in.

September day by day

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

Normal daily high and low temperature at Barnwell, in °F, with the record for each date.406080100151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

September at a glance

Average high
87°F
Average low
64°F
Precipitation
4.27 in
Record high
99°FSep 5, 2026
Record low
46°FSep 30, 2006
Chance of a freeze
0%
Days of 90°F or more
15.8
Daylight
12 h 50 min to 11 h 52 min
Cloud cover
50%
Humidity
76%
Dew point
66°F
Wind
5.8 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 190°F67°F96°F 201459°F 20250%
Sep 290°F67°F97°F 202659°F 20250%
Sep 390°F66°F96°F 202656°F 20230%
Sep 490°F66°F96°F 202056°F 20210%
Sep 590°F66°F99°F 202656°F 20100%
Sep 690°F66°F96°F 202658°F 20100%
Sep 789°F66°F96°F 201956°F 20110%
Sep 889°F65°F97°F 201954°F 20110%
Sep 989°F65°F97°F 201956°F 20170%
Sep 1089°F65°F94°F 200255°F 20110%
Sep 1189°F65°F96°F 200257°F 20210%
Sep 1288°F65°F94°F 201957°F 20120%
Sep 1388°F64°F93°F 201956°F 20150%
Sep 1488°F64°F93°F 202652°F 20150%
Sep 1588°F64°F94°F 200552°F 20150%
Sep 1687°F64°F95°F 200557°F 20110%
Sep 1787°F63°F96°F 201956°F 20110%
Sep 1887°F63°F95°F 200557°F 20070%
Sep 1987°F63°F94°F 200555°F 20130%
Sep 2086°F63°F95°F 201054°F 20040%
Sep 2186°F62°F95°F 201053°F 20200%
Sep 2286°F62°F96°F 202250°F 20200%
Sep 2386°F62°F94°F 202451°F 20200%
Sep 2485°F61°F94°F 202547°F 20220%
Sep 2585°F61°F97°F 201951°F 20210%
Sep 2685°F61°F96°F 201950°F 20120%
Sep 2785°F61°F95°F 201954°F 20220%
Sep 2884°F60°F92°F 201954°F 20130%
Sep 2984°F60°F94°F 201947°F 20030%
Sep 3084°F60°F96°F 201946°F 20060%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Barnwell, in percent, and of at least 0.1 inch of snowfall.00.21102030
  • Chance of a wet day
  • Chance of snowfall

Sunrise and sunset

Times for 2026, local time (EDT).

September 1
sunrise 7:00 AM, sunset 7:50 PM
September 30
sunrise 7:19 AM, sunset 7:11 PM

Every day of September: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00380490 (Barnwell 5 Ene), public domain. Records: NOAA GHCN-Daily, station USW00063826, 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.