Robert Lee climate

Robert Lee Weather in September

NOAA 1991-2020 normals for Robert Lee 4WSW, 4.9 km from Robert Lee

Average highs run from 91°F on September 1 to 84°F on September 30, and lows from 68°F to 57°F. Normal precipitation for the month is 2.65 in over about 4 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 Robert Lee, in °F, with the record for each date.406080100120151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

September at a glance

Average high
87°F
Average low
63°F
Precipitation
2.65 in
Record high
106°FSep 6, 2023
Record low
41°FSep 29, 2020
Chance of a freeze
0%
Days of 90°F or more
14.5
Daylight
12 h 49 min to 11 h 53 min
Cloud cover
42%
Humidity
59%
Dew point
58°F
Wind
9.4 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 191°F68°F103°F 202057°F 201717%0%
Sep 291°F67°F103°F 202060°F 200317%0%
Sep 390°F67°F101°F 202660°F 200317%0%
Sep 490°F67°F104°F 202652°F 201017%0%
Sep 590°F67°F104°F 202352°F 201017%0%
Sep 690°F66°F106°F 202349°F 201116%0%
Sep 789°F66°F102°F 201247°F 201116%0%
Sep 889°F66°F104°F 201247°F 200416%0%
Sep 989°F65°F105°F 202345°F 200416%0%
Sep 1089°F65°F103°F 202345°F 200416%0%
Sep 1188°F65°F102°F 201448°F 202016%0%
Sep 1288°F64°F103°F 202654°F 201716%0%
Sep 1388°F64°F103°F 202653°F 201416%0%
Sep 1488°F64°F103°F 201152°F 201416%0%
Sep 1588°F63°F104°F 201759°F 200816%0%
Sep 1687°F63°F101°F 202646°F 200815%0%
Sep 1787°F62°F98°F 202645°F 200815%0%
Sep 1887°F62°F98°F 202145°F 200815%0%
Sep 1987°F62°F97°F 201551°F 200815%0%
Sep 2086°F61°F100°F 201952°F 200815%0%
Sep 2186°F61°F103°F 202152°F 202015%0%
Sep 2286°F61°F99°F 201749°F 202115%0%
Sep 2386°F60°F101°F 202543°F 202114%0%
Sep 2486°F60°F102°F 202345°F 202114%0%
Sep 2585°F59°F101°F 202347°F 200914%0%
Sep 2685°F59°F105°F 200548°F 200914%0%
Sep 2785°F59°F102°F 200547°F 201014%0%
Sep 2885°F58°F101°F 201151°F 200814%0%
Sep 2984°F58°F103°F 200541°F 202014%0%
Sep 3084°F57°F98°F 201144°F 202014%0%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Robert Lee, in percent, and of at least 0.1 inch of snowfall.051015201102030
  • Chance of a wet day
  • Chance of snowfall

Sunrise and sunset

Times for 2026, local time (CDT).

September 1
sunrise 7:17 AM, sunset 8:06 PM
September 30
sunrise 7:35 AM, sunset 7:28 PM

Every day of September: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00417669 (Robert Lee 4WSW), public domain. Records: NOAA GHCN-Daily, station USC00417944, 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.