Mitchell County climate

Mitchell County Weather in September

NOAA 1991-2020 normals for Osage, 8.7 km from Mitchell County

Average highs run from 77°F on September 1 to 68°F on September 30, and lows from 56°F to 44°F. Normal precipitation for the month is 3.51 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 Mitchell County, in °F, with the record for each date.020406080100151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

September at a glance

Average high
73°F
Average low
50°F
Precipitation
3.51 in
Record high
99°FSep 9, 1955
Record low
19°FSep 30, 1899
Chance of a freeze
22%
Days of 90°F or more
0.7
Daylight
13 h 11 min to 11 h 46 min
Cloud cover
51%
Humidity
73%
Dew point
51°F
Wind
10.3 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 177°F56°F97°F 195338°F 194926%0%
Sep 277°F55°F95°F 189838°F 189326%0%
Sep 377°F55°F96°F 202335°F 197426%0%
Sep 476°F55°F95°F 201236°F 197426%0%
Sep 576°F54°F92°F 190039°F 196226%0%
Sep 676°F54°F92°F 197837°F 198826%0%
Sep 776°F54°F97°F 197837°F 195626%0%
Sep 875°F53°F96°F 197838°F 198626%0%
Sep 975°F53°F99°F 195536°F 198826%0%
Sep 1075°F53°F93°F 195539°F 197626%0%
Sep 1175°F52°F96°F 200033°F 189826%0%
Sep 1274°F52°F93°F 199832°F 195526%0%
Sep 1374°F52°F92°F 189733°F 201426%0%
Sep 1474°F51°F91°F 199436°F 194926%0%
Sep 1574°F51°F94°F 195529°F 200726%0%
Sep 1673°F50°F93°F 195535°F 198425%0%
Sep 1773°F50°F95°F 198835°F 190025%0%
Sep 1873°F50°F94°F 195532°F 189425%0%
Sep 1972°F49°F93°F 194832°F 199125%0%
Sep 2072°F49°F91°F 202228°F 199125%0%
Sep 2172°F48°F91°F 202429°F 199925%0%
Sep 2271°F48°F91°F 201725°F 197425%0%
Sep 2371°F47°F91°F 201727°F 201225%0%
Sep 2470°F47°F90°F 201728°F 198925%0%
Sep 2570°F47°F87°F 195628°F 189325%0%
Sep 2670°F46°F87°F 198626°F 198425%0%
Sep 2769°F46°F85°F 189428°F 189324%0%
Sep 2869°F45°F90°F 189827°F 196124%0%
Sep 2968°F45°F88°F 189826°F 196724%0%
Sep 3068°F44°F91°F 202319°F 189924%0%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Mitchell County, in percent, and of at least 0.1 inch of snowfall.01020301102030
  • Chance of a wet day
  • Chance of snowfall

Sunrise and sunset

Times for 2026, local time (CDT).

September 1
sunrise 6:35 AM, sunset 7:46 PM
September 30
sunrise 7:08 AM, sunset 6:54 PM

Every day of September: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00136305 (Osage), public domain. Records: NOAA GHCN-Daily, station USC00131402, 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.