Post climate

Post Weather in September

NOAA 1991-2020 normals for Post, 0.9 km from Post

Average highs run from 90°F on September 1 to 83°F on September 30, and lows from 66°F to 56°F. Normal precipitation for the month is 2.83 in over about 5 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 Post, in °F, with the record for each date.20406080100120151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

September at a glance

Average high
86°F
Average low
61°F
Precipitation
2.83 in
Record high
107°FSep 8, 2023
Record low
33°FSep 21, 1983
Chance of a freeze
0%
Days of 90°F or more
12.7
Daylight
12 h 50 min to 11 h 52 min
Cloud cover
41%
Humidity
55%
Dew point
56°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 190°F66°F104°F 201447°F 195516%0%
Sep 290°F65°F101°F 194750°F 195016%0%
Sep 390°F65°F101°F 200048°F 197416%0%
Sep 490°F65°F102°F 202347°F 196116%0%
Sep 589°F64°F102°F 200046°F 196116%0%
Sep 689°F64°F103°F 194852°F 201716%0%
Sep 789°F64°F103°F 202352°F 195616%0%
Sep 888°F64°F107°F 202345°F 202016%0%
Sep 988°F63°F99°F 198441°F 202016%0%
Sep 1088°F63°F100°F 200043°F 202016%0%
Sep 1188°F63°F103°F 200047°F 195916%0%
Sep 1287°F62°F102°F 202644°F 195916%0%
Sep 1387°F62°F99°F 202443°F 195916%0%
Sep 1487°F62°F100°F 196543°F 195916%0%
Sep 1586°F61°F99°F 195642°F 199316%0%
Sep 1686°F61°F100°F 196542°F 195116%0%
Sep 1786°F61°F98°F 199742°F 195116%0%
Sep 1886°F60°F100°F 201543°F 197116%0%
Sep 1985°F60°F99°F 202442°F 199115%0%
Sep 2085°F60°F99°F 202141°F 197115%0%
Sep 2185°F59°F98°F 199833°F 198315%0%
Sep 2285°F59°F99°F 202540°F 199515%0%
Sep 2384°F59°F99°F 202341°F 200915%0%
Sep 2484°F58°F97°F 195338°F 198915%0%
Sep 2584°F58°F100°F 200536°F 200015%0%
Sep 2684°F58°F100°F 202039°F 200014%0%
Sep 2783°F57°F100°F 195341°F 200014%0%
Sep 2883°F57°F98°F 199437°F 199614%0%
Sep 2983°F57°F97°F 197738°F 198514%0%
Sep 3083°F56°F99°F 197735°F 198514%0%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Post, 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 7:20 AM, sunset 8:10 PM
September 30
sunrise 7:39 AM, sunset 7:31 PM

Every day of September: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00417206 (Post), public domain. Records: NOAA GHCN-Daily, station USW00023042, 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.