Huntsville climate

Huntsville Weather in September

NOAA 1991-2020 normals for Huntsville Monastery, 5.3 km from Huntsville

Average highs run from 85°F on September 1 to 73°F on September 30, and lows from 44°F to 35°F. Normal precipitation for the month is 1.31 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 Huntsville, in °F, with the record for each date.20406080100120151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

September at a glance

Average high
79°F
Average low
39°F
Precipitation
1.31 in
Record high
104°FSep 6, 2022
Record low
32°FSep 28, 1999
Chance of a freeze
87%
Days of 90°F or more
1.5
Daylight
13 h 06 min to 11 h 47 min
Cloud cover
38%
Humidity
44%
Dew point
34°F
Wind
4.7 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 185°F44°F100°F 202246°F 200816%0%
Sep 285°F43°F97°F 202244°F 200816%0%
Sep 384°F43°F101°F 202246°F 200416%0%
Sep 484°F43°F101°F 202245°F 199917%0%
Sep 584°F43°F102°F 202246°F 200417%0%
Sep 683°F42°F104°F 202241°F 201017%0%
Sep 783°F42°F104°F 202243°F 200117%0%
Sep 882°F42°F96°F 202240°F 200117%0%
Sep 982°F41°F96°F 202142°F 200117%0%
Sep 1082°F41°F96°F 202145°F 201017%0%
Sep 1181°F41°F93°F 202443°F 201018%0%
Sep 1281°F41°F93°F 202238°F 195118%0%
Sep 1381°F40°F92°F 194842°F 195118%0%
Sep 1480°F40°F96°F 194844°F 200318%0%
Sep 1580°F40°F92°F 194839°F 195018%0%
Sep 1679°F39°F92°F 200035°F 200618%0%
Sep 1779°F39°F92°F 201438°F 200618%0%
Sep 1878°F39°F90°F 201437°F 200318%0%
Sep 1978°F38°F92°F 201041°F 200318%0%
Sep 2078°F38°F89°F 202242°F 200418%0%
Sep 2177°F38°F86°F 201337°F 195118%0%
Sep 2277°F37°F88°F 202038°F 195118%0%
Sep 2376°F37°F89°F 200134°F 200018%0%
Sep 2476°F37°F90°F 200138°F 200018%0%
Sep 2575°F36°F91°F 201538°F 200018%0%
Sep 2675°F36°F90°F 202439°F 200518%0%
Sep 2774°F36°F89°F 200133°F 199918%0%
Sep 2874°F35°F94°F 202432°F 199918%0%
Sep 2973°F35°F96°F 202434°F 195018%0%
Sep 3073°F35°F87°F 201132°F 201918%0%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Huntsville, 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 (MDT).

September 1
sunrise 6:54 AM, sunset 8:00 PM
September 30
sunrise 7:23 AM, sunset 7:10 PM

Every day of September: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00424135 (Huntsville Monastery), public domain. Records: NOAA GHCN-Daily, station USW00024126, 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.