Shelby climate

Shelby Weather in September

NOAA 1991-2020 normals for Pontiac Wwtp, 18.6 km from Shelby

Average highs run from 79°F on September 1 to 68°F on September 30, and lows from 59°F to 48°F. Normal precipitation for the month is 2.92 in over about 9 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.20406080100120151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

September at a glance

Average high
74°F
Average low
54°F
Precipitation
2.92 in
Record high
100°FSep 1, 1953
Record low
28°FSep 14, 1911
Chance of a freeze
2%
Days of 90°F or more
1.2
Daylight
13 h 09 min to 11 h 47 min
Cloud cover
54%
Humidity
74%
Dew point
54°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 179°F59°F100°F 195340°F 189631%0%
Sep 278°F59°F98°F 189838°F 190931%0%
Sep 378°F58°F98°F 189840°F 201331%0%
Sep 478°F58°F92°F 192134°F 191131%0%
Sep 578°F58°F97°F 195438°F 190231%0%
Sep 677°F57°F97°F 192241°F 190931%0%
Sep 777°F57°F96°F 189943°F 192431%0%
Sep 877°F57°F97°F 193339°F 190931%0%
Sep 976°F56°F97°F 189740°F 191432%0%
Sep 1076°F56°F96°F 189738°F 191432%0%
Sep 1176°F56°F96°F 193134°F 191732%0%
Sep 1276°F55°F91°F 193135°F 189832%0%
Sep 1375°F55°F91°F 195235°F 191132%0%
Sep 1475°F54°F98°F 193928°F 191132%0%
Sep 1574°F54°F94°F 192734°F 189932%0%
Sep 1674°F54°F98°F 193934°F 192332%0%
Sep 1774°F53°F90°F 192738°F 193732%0%
Sep 1873°F53°F92°F 195536°F 199032%0%
Sep 1973°F53°F94°F 195532°F 191633%0%
Sep 2073°F52°F92°F 193132°F 189633%0%
Sep 2172°F52°F92°F 193129°F 189733%0%
Sep 2272°F51°F91°F 190830°F 190433%0%
Sep 2371°F51°F88°F 192228°F 189633%0%
Sep 2471°F51°F86°F 192232°F 194334%0%
Sep 2570°F50°F92°F 190035°F 196734%0%
Sep 2670°F50°F92°F 199829°F 201334%0%
Sep 2769°F49°F91°F 191630°F 189934%0%
Sep 2869°F49°F84°F 194629°F 199135%0%
Sep 2969°F49°F88°F 189729°F 201335%0%
Sep 3068°F48°F89°F 189728°F 189935%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 (EDT).

September 1
sunrise 6:57 AM, sunset 8:06 PM
September 30
sunrise 7:28 AM, sunset 7:15 PM

Every day of September: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00206658 (Pontiac Wwtp), public domain. Records: NOAA GHCN-Daily, station USW00014804, 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.