Monroe climate

Monroe Weather in September

NOAA 1991-2020 normals for Monroe Delta Cc, 8.3 km from Monroe

Average highs run from 92°F on September 1 to 85°F on September 30, and lows from 69°F to 59°F. Normal precipitation for the month is 3.60 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 Monroe, in °F, with the record for each date.20406080100120151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

September at a glance

Average high
89°F
Average low
64°F
Precipitation
3.60 in
Record high
107°FSep 1, 2000
Record low
35°FSep 29, 1967
Chance of a freeze
0%
Days of 90°F or more
13.9
Daylight
12 h 50 min to 11 h 52 min
Cloud cover
43%
Humidity
65%
Dew point
64°F
Wind
6.9 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 192°F69°F107°F 200056°F 196724%0%
Sep 292°F69°F105°F 200051°F 196724%0%
Sep 392°F68°F103°F 200055°F 197424%0%
Sep 492°F68°F105°F 200051°F 197424%0%
Sep 592°F68°F103°F 193653°F 197423%0%
Sep 691°F68°F102°F 194753°F 195323%0%
Sep 791°F67°F102°F 201953°F 198823%0%
Sep 891°F67°F101°F 201949°F 198823%0%
Sep 991°F67°F99°F 201953°F 201123%0%
Sep 1090°F66°F99°F 198055°F 194922%0%
Sep 1190°F66°F99°F 194751°F 197622%0%
Sep 1290°F66°F100°F 198051°F 197622%0%
Sep 1390°F65°F100°F 201951°F 201522%0%
Sep 1489°F65°F100°F 193144°F 196422%0%
Sep 1589°F65°F104°F 198048°F 196422%0%
Sep 1689°F64°F100°F 199547°F 196122%0%
Sep 1789°F64°F100°F 193250°F 196122%0%
Sep 1888°F64°F102°F 201051°F 193422%0%
Sep 1988°F63°F102°F 201048°F 198122%0%
Sep 2088°F63°F102°F 200549°F 196122%0%
Sep 2188°F62°F101°F 200545°F 198322%0%
Sep 2287°F62°F99°F 193141°F 198322%0%
Sep 2387°F62°F101°F 193143°F 198222%0%
Sep 2487°F61°F101°F 193146°F 199022%0%
Sep 2586°F61°F101°F 193146°F 197522%0%
Sep 2686°F60°F97°F 193642°F 197521%0%
Sep 2786°F60°F98°F 195344°F 197521%0%
Sep 2886°F60°F101°F 195339°F 196721%0%
Sep 2985°F59°F99°F 195335°F 196721%0%
Sep 3085°F59°F97°F 195341°F 196321%0%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Monroe, 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 6:43 AM, sunset 7:33 PM
September 30
sunrise 7:02 AM, sunset 6:54 PM

Every day of September: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00166314 (Monroe Delta Cc), public domain. Records: NOAA GHCN-Daily, station USW00013942, 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.