Oldham County climate

Oldham County Weather in September

NOAA 1991-2020 normals for Boys Rch, 34.3 km from Oldham County

Average highs run from 89°F on September 1 to 79°F on September 30, and lows from 62°F to 51°F. Normal precipitation for the month is 1.57 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 Oldham 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
57°F
Precipitation
1.57 in
Record high
102°FSep 4, 1939
Record low
31°FSep 25, 2000
Chance of a freeze
1%
Days of 90°F or more
8.6
Daylight
12 h 54 min to 11 h 50 min
Cloud cover
39%
Humidity
51%
Dew point
50°F
Wind
10.7 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 189°F62°F101°F 201149°F 190720%0%
Sep 288°F62°F100°F 194750°F 195520%0%
Sep 388°F62°F101°F 193943°F 197419%0%
Sep 488°F62°F102°F 193944°F 195319%0%
Sep 588°F61°F101°F 194544°F 194519%0%
Sep 687°F61°F100°F 194145°F 191019%0%
Sep 787°F61°F101°F 200048°F 190719%0%
Sep 887°F60°F97°F 195948°F 190719%0%
Sep 987°F60°F96°F 194036°F 202019%0%
Sep 1086°F60°F96°F 197035°F 202018%0%
Sep 1186°F59°F100°F 191039°F 202018%0%
Sep 1286°F59°F97°F 200040°F 190718%0%
Sep 1385°F58°F100°F 202440°F 194518%0%
Sep 1485°F58°F97°F 201540°F 198918%0%
Sep 1585°F58°F97°F 195640°F 194718%0%
Sep 1684°F57°F98°F 201037°F 195118%0%
Sep 1784°F57°F98°F 195640°F 196518%0%
Sep 1884°F56°F96°F 200039°F 196518%0%
Sep 1983°F56°F98°F 199739°F 197118%0%
Sep 2083°F55°F96°F 200539°F 197118%0%
Sep 2183°F55°F97°F 197732°F 198317%0%
Sep 2282°F55°F95°F 198032°F 198317%0%
Sep 2382°F54°F96°F 202535°F 197217%0%
Sep 2482°F54°F94°F 195337°F 197017%0%
Sep 2581°F53°F96°F 199831°F 200017%0%
Sep 2681°F53°F98°F 202033°F 200017%0%
Sep 2781°F52°F99°F 202034°F 197017%0%
Sep 2880°F52°F97°F 195335°F 190816%0%
Sep 2980°F51°F96°F 199433°F 194516%0%
Sep 3079°F51°F95°F 199431°F 198516%0%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Oldham 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 7:23 AM, sunset 8:17 PM
September 30
sunrise 7:45 AM, sunset 7:35 PM

Every day of September: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00411000 (Boys Rch), public domain. Records: NOAA GHCN-Daily, station USC00414098, 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.