Coffeen climate

Coffeen Weather in September

NOAA 1991-2020 normals for Hillsboro, 11.8 km from Coffeen

Average highs run from 86°F on September 1 to 77°F on September 30, and lows from 62°F to 51°F. Normal precipitation for the month is 3.30 in over about 6 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 Coffeen, in °F, with the record for each date.20406080100120151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

September at a glance

Average high
82°F
Average low
57°F
Precipitation
3.30 in
Record high
105°FSep 4, 1954
Record low
26°FSep 30, 1899
Chance of a freeze
1%
Days of 90°F or more
5.0
Daylight
13 h 02 min to 11 h 49 min
Cloud cover
46%
Humidity
69%
Dew point
56°F
Wind
8.1 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 186°F62°F100°F 191344°F 191521%0%
Sep 285°F62°F104°F 191345°F 194921%0%
Sep 385°F61°F102°F 191343°F 195220%0%
Sep 485°F61°F105°F 195440°F 197420%0%
Sep 585°F61°F105°F 195442°F 198821%0%
Sep 685°F60°F104°F 192543°F 196221%0%
Sep 784°F60°F101°F 189940°F 195621%0%
Sep 884°F60°F100°F 192238°F 195621%0%
Sep 984°F59°F102°F 192544°F 195621%0%
Sep 1084°F59°F101°F 192541°F 192421%0%
Sep 1183°F59°F100°F 189735°F 191721%0%
Sep 1283°F58°F102°F 189738°F 191720%0%
Sep 1383°F58°F98°F 189738°F 190220%0%
Sep 1482°F57°F99°F 189735°F 192320%0%
Sep 1582°F57°F100°F 189738°F 192320%0%
Sep 1682°F57°F99°F 192733°F 191620%0%
Sep 1782°F56°F98°F 192737°F 193720%0%
Sep 1881°F56°F99°F 192535°F 191621%0%
Sep 1981°F55°F98°F 192536°F 190121%0%
Sep 2081°F55°F97°F 192533°F 199121%0%
Sep 2180°F55°F96°F 195532°F 199121%0%
Sep 2280°F54°F96°F 202234°F 191321%0%
Sep 2380°F54°F94°F 200729°F 198321%0%
Sep 2479°F54°F93°F 193330°F 192821%0%
Sep 2579°F53°F94°F 190033°F 195021%0%
Sep 2679°F53°F97°F 189727°F 192821%0%
Sep 2778°F52°F91°F 199834°F 191821%0%
Sep 2878°F52°F98°F 195328°F 194221%0%
Sep 2977°F52°F102°F 195333°F 189921%0%
Sep 3077°F51°F94°F 189726°F 189921%0%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Coffeen, in percent, and of at least 0.1 inch of snowfall.05101520251102030
  • Chance of a wet day
  • Chance of snowfall

Sunrise and sunset

Times for 2026, local time (CDT).

September 1
sunrise 6:26 AM, sunset 7:28 PM
September 30
sunrise 6:53 AM, sunset 6:42 PM

Every day of September: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00114108 (Hillsboro), public domain. Records: NOAA GHCN-Daily, station USC00114108, 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.