Gwinn climate

Gwinn Weather in September

NOAA 1991-2020 normals for Ki Sawyer Wwtp, 7.7 km from Gwinn

Average highs run from 72°F on September 1 to 62°F on September 30, and lows from 50°F to 41°F. Normal precipitation for the month is 4.02 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 Gwinn, in °F, with the record for each date.20406080100151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

September at a glance

Average high
68°F
Average low
46°F
Precipitation
4.02 in
Snowfall
0.1 in
Record high
90°FSep 5, 2023
Record low
32°FSep 29, 2022
Chance of a freeze
44%
Daylight
13 h 18 min to 11 h 44 min
Cloud cover
68%
Humidity
79%
Dew point
51°F
Wind
7.2 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 172°F50°F83°F 201535°F 20170%
Sep 272°F50°F86°F 201538°F 20170%
Sep 372°F50°F86°F 202243°F 20160%
Sep 471°F50°F86°F 202341°F 20250%
Sep 571°F49°F90°F 202341°F 20190%
Sep 671°F49°F88°F 202343°F 20220%
Sep 771°F49°F87°F 201542°F 20180%
Sep 870°F48°F81°F 202639°F 20170%
Sep 970°F48°F81°F 202234°F 20170%
Sep 1070°F48°F84°F 202236°F 20170%
Sep 1169°F48°F77°F 201936°F 20200%
Sep 1269°F47°F79°F 202638°F 20201%
Sep 1369°F47°F82°F 202436°F 20151%
Sep 1468°F47°F80°F 202439°F 20151%
Sep 1568°F46°F83°F 201840°F 20201%
Sep 1668°F46°F84°F 201846°F 20161%
Sep 1767°F46°F85°F 202440°F 20201%
Sep 1867°F46°F83°F 202534°F 20201%
Sep 1967°F45°F79°F 202235°F 20201%
Sep 2066°F45°F80°F 202136°F 20202%
Sep 2166°F45°F79°F 202243°F 20152%
Sep 2265°F44°F81°F 202336°F 20182%
Sep 2365°F44°F82°F 201733°F 20222%
Sep 2465°F44°F85°F 201734°F 20222%
Sep 2564°F43°F85°F 201743°F 20213%
Sep 2664°F43°F80°F 201741°F 20183%
Sep 2763°F43°F75°F 202439°F 20183%
Sep 2863°F42°F76°F 202438°F 20214%
Sep 2962°F42°F73°F 202432°F 20224%
Sep 3062°F41°F76°F 202532°F 20225%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Gwinn, in percent, and of at least 0.1 inch of snowfall.0123451102030
  • Chance of a wet day
  • Chance of snowfall

Sunrise and sunset

Times for 2026, local time (EDT).

September 1
sunrise 7:10 AM, sunset 8:28 PM
September 30
sunrise 7:47 AM, sunset 7:31 PM

Every day of September: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00204425 (Ki Sawyer Wwtp), public domain. Records: NOAA GHCN-Daily, station USC00204425, 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.