Perry County climate

Perry County Weather in September

NOAA 1991-2020 normals for Alum Fk, 18.7 km from Perry County

Average highs run from 87°F on September 1 to 79°F on September 30, and lows from 66°F to 56°F. Normal precipitation for the month is 4.50 in over about 7 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 Perry County, in °F, with the record for each date.20406080100120151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

September at a glance

Average high
83°F
Average low
62°F
Precipitation
4.50 in
Record high
109°FSep 1, 2000
Record low
34°FSep 22, 1983
Chance of a freeze
0%
Days of 90°F or more
6.5
Daylight
12 h 53 min to 11 h 51 min
Cloud cover
45%
Humidity
68%
Dew point
60°F
Wind
3.8 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 187°F66°F109°F 200052°F 196726%0%
Sep 287°F66°F108°F 194750°F 198726%0%
Sep 387°F66°F106°F 195446°F 195226%0%
Sep 486°F65°F106°F 195450°F 195226%0%
Sep 586°F65°F107°F 194745°F 195225%0%
Sep 686°F65°F105°F 194746°F 199725%0%
Sep 786°F65°F106°F 194744°F 198825%0%
Sep 885°F64°F105°F 194744°F 198825%0%
Sep 985°F64°F102°F 194746°F 194425%0%
Sep 1085°F64°F103°F 193648°F 199825%0%
Sep 1185°F63°F102°F 193644°F 194025%0%
Sep 1284°F63°F100°F 193639°F 194025%0%
Sep 1384°F63°F101°F 193043°F 194025%0%
Sep 1484°F62°F101°F 198444°F 194025%0%
Sep 1583°F62°F103°F 195446°F 201325%0%
Sep 1683°F62°F99°F 192744°F 196125%0%
Sep 1783°F61°F101°F 192744°F 200025%0%
Sep 1883°F61°F98°F 202644°F 200025%0%
Sep 1982°F61°F98°F 201543°F 200025%0%
Sep 2082°F60°F99°F 195343°F 199125%0%
Sep 2182°F60°F100°F 201938°F 198324%0%
Sep 2281°F59°F100°F 202234°F 198324%0%
Sep 2381°F59°F102°F 198837°F 199524%0%
Sep 2481°F59°F96°F 193935°F 199524%0%
Sep 2580°F58°F99°F 193135°F 199524%0%
Sep 2680°F58°F98°F 195440°F 197524%0%
Sep 2780°F57°F99°F 195434°F 194224%0%
Sep 2879°F57°F101°F 195337°F 194224%0%
Sep 2979°F57°F102°F 195335°F 194224%0%
Sep 3079°F56°F102°F 195335°F 194224%0%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Perry County, in percent, and of at least 0.1 inch of snowfall.01020301102030
  • Chance of a wet day
  • Chance of snowfall

Sunrise and sunset

Times for 2026, local time (CDT).

September 1
sunrise 6:45 AM, sunset 7:38 PM
September 30
sunrise 7:06 AM, sunset 6:57 PM

Every day of September: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00030130 (Alum Fk), public domain. Records: NOAA GHCN-Daily, station USC00034938, 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.