Ohio County climate

Ohio County Weather in September

NOAA 1991-2020 normals for Warsaw Markland Dam, 19.5 km from Ohio County

Average highs run from 84°F on September 1 to 75°F on September 30, and lows from 62°F to 52°F. Normal precipitation for the month is 3.30 in over about 8 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 Ohio 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
57°F
Precipitation
3.30 in
Record high
102°FSep 1, 1953
Record low
31°FSep 30, 1993
Chance of a freeze
1%
Days of 90°F or more
3.4
Daylight
13 h 01 min to 11 h 49 min
Cloud cover
48%
Humidity
68%
Dew point
55°F
Wind
4.5 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°F62°F102°F 195345°F 198724%0%
Sep 284°F62°F102°F 195345°F 194924%0%
Sep 383°F61°F100°F 201149°F 195224%0%
Sep 483°F61°F97°F 202645°F 195224%0%
Sep 583°F61°F100°F 195444°F 199724%0%
Sep 683°F60°F101°F 195444°F 198824%0%
Sep 782°F60°F95°F 196441°F 198824%0%
Sep 882°F60°F96°F 200244°F 195624%0%
Sep 982°F59°F96°F 196443°F 199824%0%
Sep 1082°F59°F98°F 196445°F 196924%0%
Sep 1181°F59°F93°F 198340°F 199324%0%
Sep 1281°F58°F94°F 201944°F 195524%0%
Sep 1381°F58°F94°F 201940°F 195324%0%
Sep 1480°F58°F95°F 199837°F 196424%0%
Sep 1580°F57°F92°F 195441°F 196424%0%
Sep 1680°F57°F93°F 197043°F 198524%0%
Sep 1779°F57°F93°F 195541°F 200024%0%
Sep 1879°F56°F95°F 195344°F 195924%0%
Sep 1979°F56°F93°F 195539°F 197325%0%
Sep 2078°F55°F93°F 202439°F 195625%0%
Sep 2178°F55°F94°F 197035°F 196225%0%
Sep 2278°F55°F94°F 201035°F 197625%0%
Sep 2377°F54°F95°F 201034°F 198325%0%
Sep 2477°F54°F94°F 200733°F 198325%0%
Sep 2577°F53°F93°F 200735°F 195025%0%
Sep 2676°F53°F89°F 199837°F 195025%0%
Sep 2776°F53°F91°F 201937°F 199125%0%
Sep 2876°F52°F93°F 201939°F 196225%0%
Sep 2975°F52°F97°F 195333°F 196225%0%
Sep 3075°F52°F94°F 201931°F 199325%0%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Ohio 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 (EDT).

September 1
sunrise 7:09 AM, sunset 8:10 PM
September 30
sunrise 7:35 AM, sunset 7:24 PM

Every day of September: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00158446 (Warsaw Markland Dam), public domain. Records: NOAA GHCN-Daily, station USW00093814, 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.