West Salem climate

West Salem Weather in September

NOAA 1991-2020 normals for Olney 2S, 21 km from West Salem

Average highs run from 84°F on September 1 to 76°F on September 30, and lows from 61°F to 50°F. Normal precipitation for the month is 3.31 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 West Salem, in °F, with the record for each date.20406080100151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

September at a glance

Average high
80°F
Average low
56°F
Precipitation
3.31 in
Record high
99°FSep 4, 2011
Record low
34°FSep 24, 1995
Chance of a freeze
3%
Days of 90°F or more
4.2
Daylight
13 h 01 min to 11 h 49 min
Cloud cover
46%
Humidity
69%
Dew point
57°F
Wind
7.6 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 201352°F 200925%0%
Sep 284°F61°F98°F 202650°F 199425%0%
Sep 384°F60°F98°F 201150°F 199425%0%
Sep 484°F60°F99°F 201149°F 199725%0%
Sep 584°F60°F99°F 202646°F 199725%0%
Sep 683°F59°F99°F 202646°F 199725%0%
Sep 783°F59°F96°F 199843°F 201725%0%
Sep 883°F59°F96°F 200242°F 202425%0%
Sep 983°F58°F97°F 200240°F 202425%0%
Sep 1082°F58°F98°F 200248°F 199825%0%
Sep 1182°F58°F98°F 200245°F 202425%0%
Sep 1282°F57°F96°F 201346°F 199325%0%
Sep 1381°F57°F96°F 199146°F 202325%0%
Sep 1481°F57°F96°F 199144°F 199625%0%
Sep 1581°F56°F94°F 199143°F 199625%0%
Sep 1681°F56°F96°F 202643°F 200725%0%
Sep 1780°F55°F94°F 201945°F 200025%0%
Sep 1880°F55°F95°F 201846°F 199926%0%
Sep 1980°F55°F95°F 201842°F 201226%0%
Sep 2079°F54°F95°F 201837°F 199126%0%
Sep 2179°F54°F93°F 196338°F 199126%0%
Sep 2279°F53°F96°F 201039°F 199126%0%
Sep 2378°F53°F93°F 200535°F 199526%0%
Sep 2478°F53°F95°F 200734°F 199527%0%
Sep 2577°F52°F93°F 200735°F 199527%0%
Sep 2677°F52°F91°F 201739°F 200127%0%
Sep 2777°F51°F92°F 201738°F 199127%0%
Sep 2876°F51°F92°F 199837°F 202227%0%
Sep 2976°F51°F92°F 199940°F 202227%0%
Sep 3076°F50°F94°F 201936°F 196327%0%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at West Salem, 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 6:21 AM, sunset 7:22 PM
September 30
sunrise 6:47 AM, sunset 6:36 PM

Every day of September: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00116446 (Olney 2S), public domain. Records: NOAA GHCN-Daily, station USC00114957, 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.