Douglas County climate

Douglas County Weather in September

NOAA 1991-2020 normals for Wasola 5N, 11.5 km from Douglas County

Average highs run from 84°F on September 1 to 75°F on September 30, and lows from 61°F to 51°F. Normal precipitation for the month is 4.02 in over about 5 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 Douglas County, in °F, with the record for each date.20406080100120151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

September at a glance

Average high
80°F
Average low
56°F
Precipitation
4.02 in
Record high
102°FSep 3, 2000
Record low
35°FSep 30, 1999
Chance of a freeze
1%
Days of 90°F or more
2.8
Daylight
12 h 57 min to 11 h 50 min
Cloud cover
46%
Humidity
69%
Dew point
57°F
Wind
4.9 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 184°F61°F98°F 202650°F 202318%0%
Sep 284°F61°F101°F 200049°F 200918%0%
Sep 384°F61°F102°F 200052°F 200918%0%
Sep 483°F60°F98°F 199847°F 199718%0%
Sep 583°F60°F102°F 202641°F 199718%0%
Sep 683°F60°F99°F 202648°F 200318%0%
Sep 783°F60°F99°F 199846°F 201718%0%
Sep 882°F59°F99°F 202643°F 202518%0%
Sep 982°F59°F100°F 202643°F 202418%0%
Sep 1082°F58°F93°F 201345°F 199818%0%
Sep 1181°F58°F94°F 201347°F 201718%0%
Sep 1281°F58°F95°F 202647°F 201518%0%
Sep 1381°F57°F95°F 202544°F 201518%0%
Sep 1480°F57°F96°F 202545°F 199918%0%
Sep 1580°F57°F98°F 202644°F 200718%0%
Sep 1680°F56°F95°F 201945°F 200018%0%
Sep 1779°F56°F98°F 202643°F 199918%0%
Sep 1879°F56°F93°F 201845°F 201218%0%
Sep 1979°F55°F94°F 201842°F 201218%0%
Sep 2078°F55°F93°F 201840°F 200618%0%
Sep 2178°F55°F93°F 202244°F 199918%0%
Sep 2278°F54°F92°F 201742°F 199918%0%
Sep 2377°F54°F91°F 201741°F 201218%0%
Sep 2477°F53°F91°F 201743°F 201418%0%
Sep 2577°F53°F88°F 199838°F 200118%0%
Sep 2676°F53°F89°F 201736°F 200118%0%
Sep 2776°F52°F89°F 199841°F 200017%0%
Sep 2876°F52°F92°F 199942°F 199617%0%
Sep 2975°F52°F90°F 199836°F 200317%0%
Sep 3075°F51°F91°F 201935°F 199917%0%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Douglas County, in percent, and of at least 0.1 inch of snowfall.051015201102030
  • Chance of a wet day
  • Chance of snowfall

Sunrise and sunset

Times for 2026, local time (CDT).

September 1
sunrise 6:41 AM, sunset 7:38 PM
September 30
sunrise 7:05 AM, sunset 6:55 PM

Every day of September: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00238754 (Wasola 5N), public domain. Records: NOAA GHCN-Daily, station USW00053901, 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.