Forest Hills climate

Forest Hills Weather in September

NOAA 1991-2020 normals for Warner Park, 5.7 km from Forest Hills

Average highs run from 85°F on September 1 to 77°F on September 30, and lows from 64°F to 55°F. Normal precipitation for the month is 4.20 in.

September day by day

The normal high and low for each date, and the record, in °F.

Normal daily high and low temperature at Forest Hills, in °F, with the record for each date.20406080100151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

September at a glance

Average high
82°F
Average low
60°F
Precipitation
4.20 in
Record high
99°FSep 2, 2011
Record low
35°FSep 26, 2001
Chance of a freeze
0%
Days of 90°F or more
4.6
Daylight
12 h 56 min to 11 h 50 min
Cloud cover
48%
Humidity
68%
Dew point
59°F
Wind
6.0 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 185°F64°F98°F 201154°F 20220%
Sep 285°F64°F99°F 201152°F 20090%
Sep 385°F64°F99°F 202652°F 20170%
Sep 485°F64°F98°F 202652°F 20100%
Sep 585°F63°F95°F 200249°F 20100%
Sep 684°F63°F96°F 202650°F 20170%
Sep 784°F63°F96°F 200246°F 20170%
Sep 884°F62°F96°F 201347°F 20170%
Sep 984°F62°F92°F 201348°F 20240%
Sep 1083°F62°F95°F 202650°F 20240%
Sep 1183°F61°F95°F 200250°F 20240%
Sep 1283°F61°F93°F 201952°F 20100%
Sep 1383°F61°F96°F 202647°F 20150%
Sep 1482°F60°F95°F 201946°F 20150%
Sep 1582°F60°F92°F 202646°F 20110%
Sep 1682°F60°F98°F 202645°F 20110%
Sep 1781°F59°F97°F 202651°F 20070%
Sep 1881°F59°F96°F 202646°F 20070%
Sep 1981°F59°F92°F 201943°F 20120%
Sep 2080°F58°F92°F 201845°F 20120%
Sep 2180°F58°F95°F 201044°F 20060%
Sep 2280°F58°F96°F 202244°F 20060%
Sep 2380°F57°F92°F 202443°F 20120%
Sep 2479°F57°F95°F 201040°F 20120%
Sep 2579°F56°F92°F 200743°F 20010%
Sep 2679°F56°F92°F 200735°F 20010%
Sep 2778°F56°F89°F 200639°F 20010%
Sep 2878°F55°F93°F 201940°F 20220%
Sep 2978°F55°F92°F 201938°F 20030%
Sep 3077°F55°F94°F 201939°F 20030%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Forest Hills, in percent, and of at least 0.1 inch of snowfall.00.21102030
  • Chance of a wet day
  • Chance of snowfall

Sunrise and sunset

Times for 2026, local time (CDT).

September 1
sunrise 6:19 AM, sunset 7:15 PM
September 30
sunrise 6:42 AM, sunset 6:32 PM

Every day of September: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00409431 (Warner Park), public domain. Records: NOAA GHCN-Daily, station USC00409431, 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.