Henderson County climate

Henderson County Weather in September

NOAA 1991-2020 normals for Lexington, 0.5 km from Henderson County

Average highs run from 88°F on September 1 to 79°F on September 30, and lows from 65°F to 54°F. Normal precipitation for the month is 3.86 in over about 6 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 Henderson County, in °F, with the record for each date.20406080100120151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

September at a glance

Average high
84°F
Average low
60°F
Precipitation
3.86 in
Record high
103°FSep 6, 1999
Record low
36°FSep 27, 2001
Chance of a freeze
0%
Days of 90°F or more
6.9
Daylight
12 h 55 min to 11 h 51 min
Cloud cover
45%
Humidity
67%
Dew point
60°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 188°F65°F98°F 200052°F 200919%0%
Sep 287°F64°F99°F 201153°F 200919%0%
Sep 387°F64°F100°F 201155°F 202319%0%
Sep 487°F64°F100°F 199951°F 201019%0%
Sep 587°F63°F101°F 199949°F 201019%0%
Sep 687°F63°F103°F 199950°F 201019%0%
Sep 786°F63°F99°F 199848°F 201719%0%
Sep 886°F63°F100°F 199947°F 202420%0%
Sep 986°F62°F100°F 199947°F 201720%0%
Sep 1086°F62°F94°F 201947°F 202420%0%
Sep 1185°F62°F97°F 200247°F 199820%0%
Sep 1285°F61°F95°F 201954°F 201620%0%
Sep 1385°F61°F96°F 201947°F 201520%0%
Sep 1484°F61°F97°F 201947°F 201520%0%
Sep 1584°F60°F98°F 201947°F 199920%0%
Sep 1684°F60°F98°F 201945°F 200020%0%
Sep 1784°F59°F99°F 201941°F 200020%0%
Sep 1883°F59°F97°F 201943°F 199921%0%
Sep 1983°F59°F97°F 201944°F 201221%0%
Sep 2083°F58°F97°F 201846°F 201221%0%
Sep 2182°F58°F98°F 201843°F 200621%0%
Sep 2282°F57°F99°F 202244°F 199921%0%
Sep 2382°F57°F94°F 201041°F 199921%0%
Sep 2481°F57°F94°F 201639°F 201221%0%
Sep 2581°F56°F94°F 201040°F 201222%0%
Sep 2681°F56°F94°F 201637°F 200122%0%
Sep 2780°F55°F92°F 201736°F 200122%0%
Sep 2880°F55°F96°F 199841°F 200122%0%
Sep 2980°F55°F95°F 199940°F 200322%0%
Sep 3079°F54°F94°F 199838°F 199922%0%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Henderson County, in percent, and of at least 0.1 inch of snowfall.05101520251102030
  • Chance of a wet day
  • Chance of snowfall

Sunrise and sunset

Times for 2026, local time (CDT).

September 1
sunrise 6:26 AM, sunset 7:21 PM
September 30
sunrise 6:48 AM, sunset 6:39 PM

Every day of September: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00405210 (Lexington), public domain. Records: NOAA GHCN-Daily, station USC00407015, 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.