Shelby climate

Shelby Weather in September

NOAA 1991-2020 normals for Alabaster Shelby CO AP, 19.9 km from Shelby

Average highs run from 89°F on September 1 to 82°F on September 30, and lows from 69°F to 61°F. Normal precipitation for the month is 3.57 in over about 8 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 Shelby, in °F, with the record for each date.406080100120151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

September at a glance

Average high
86°F
Average low
66°F
Precipitation
3.57 in
Record high
101°FSep 13, 2019
Record low
42°FSep 23, 1999
Chance of a freeze
0%
Days of 90°F or more
9.4
Daylight
12 h 50 min to 11 h 52 min
Cloud cover
49%
Humidity
71%
Dew point
63°F
Wind
4.0 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 189°F69°F98°F 199565°F 199931%0%
Sep 289°F69°F98°F 202658°F 199530%0%
Sep 389°F69°F99°F 202654°F 199530%0%
Sep 489°F69°F98°F 202657°F 199530%0%
Sep 589°F68°F98°F 199954°F 199529%0%
Sep 688°F68°F99°F 202652°F 199729%0%
Sep 788°F68°F97°F 201953°F 199729%0%
Sep 888°F68°F96°F 199956°F 199728%0%
Sep 988°F68°F99°F 201955°F 201128%0%
Sep 1088°F67°F98°F 200254°F 201128%0%
Sep 1187°F67°F98°F 200256°F 199928%0%
Sep 1287°F67°F99°F 201955°F 199728%0%
Sep 1387°F67°F101°F 201953°F 199628%0%
Sep 1487°F66°F98°F 202649°F 199628%0%
Sep 1587°F66°F98°F 202654°F 199628%0%
Sep 1686°F66°F99°F 201950°F 200727%0%
Sep 1786°F65°F101°F 201951°F 199927%0%
Sep 1886°F65°F99°F 201950°F 200027%0%
Sep 1985°F65°F97°F 202552°F 199627%0%
Sep 2085°F64°F97°F 202553°F 199627%0%
Sep 2185°F64°F95°F 201051°F 200627%0%
Sep 2285°F64°F95°F 201649°F 199927%0%
Sep 2384°F64°F97°F 201642°F 199927%0%
Sep 2484°F63°F98°F 201649°F 199927%0%
Sep 2584°F63°F98°F 201648°F 200127%0%
Sep 2683°F62°F96°F 201945°F 200127%0%
Sep 2783°F62°F98°F 201944°F 200127%0%
Sep 2883°F62°F95°F 201946°F 199627%0%
Sep 2982°F61°F96°F 201945°F 199627%0%
Sep 3082°F61°F98°F 201948°F 202027%0%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Shelby, in percent, and of at least 0.1 inch of snowfall.0102030401102030
  • Chance of a wet day
  • Chance of snowfall

Sunrise and sunset

Times for 2026, local time (CDT).

September 1
sunrise 6:21 AM, sunset 7:11 PM
September 30
sunrise 6:40 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 USW00053864 (Alabaster Shelby CO AP), public domain. Records: NOAA GHCN-Daily, station USW00053864, 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.