Gray County climate

Gray County Weather in September

NOAA 1991-2020 normals for Cimarron, 11.7 km from Gray County

Average highs run from 87°F on September 1 to 78°F on September 30, and lows from 61°F to 50°F. Normal precipitation for the month is 1.33 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 Gray County, in °F, with the record for each date.20406080100120151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

September at a glance

Average high
83°F
Average low
56°F
Precipitation
1.33 in
Record high
106°FSep 1, 2011
Record low
26°FSep 30, 1985
Chance of a freeze
3%
Days of 90°F or more
8.7
Daylight
12 h 59 min to 11 h 49 min
Cloud cover
42%
Humidity
53%
Dew point
51°F
Wind
11.6 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 187°F61°F106°F 201148°F 194919%0%
Sep 287°F61°F104°F 201245°F 197419%0%
Sep 387°F61°F106°F 194736°F 197419%0%
Sep 487°F60°F102°F 202640°F 196118%0%
Sep 587°F60°F104°F 201043°F 196218%0%
Sep 686°F60°F105°F 200043°F 201718%0%
Sep 786°F59°F102°F 197146°F 198618%0%
Sep 886°F59°F102°F 202637°F 202017%0%
Sep 986°F59°F101°F 198336°F 202017%0%
Sep 1085°F58°F103°F 198437°F 196217%0%
Sep 1185°F58°F103°F 202141°F 202217%0%
Sep 1285°F58°F101°F 198439°F 201417%0%
Sep 1385°F57°F101°F 195336°F 201417%0%
Sep 1484°F57°F101°F 195539°F 199317%0%
Sep 1584°F56°F100°F 197836°F 199316%0%
Sep 1684°F56°F102°F 200738°F 195116%0%
Sep 1783°F56°F101°F 194738°F 198016%0%
Sep 1883°F55°F105°F 195437°F 197116%0%
Sep 1983°F55°F101°F 198034°F 197116%0%
Sep 2082°F54°F99°F 201632°F 198316%0%
Sep 2182°F54°F99°F 200528°F 198316%0%
Sep 2282°F53°F96°F 201629°F 199516%0%
Sep 2381°F53°F99°F 198434°F 198916%0%
Sep 2481°F53°F96°F 196633°F 198916%0%
Sep 2580°F52°F98°F 199828°F 200016%0%
Sep 2680°F52°F97°F 201333°F 198516%0%
Sep 2780°F51°F98°F 198236°F 196716%0%
Sep 2879°F51°F97°F 195334°F 198516%0%
Sep 2979°F50°F98°F 201028°F 198516%0%
Sep 3078°F50°F96°F 200926°F 198516%0%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Gray County, 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 7:12 AM, sunset 8:11 PM
September 30
sunrise 7:37 AM, sunset 7:26 PM

Every day of September: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00141522 (Cimarron), public domain. Records: NOAA GHCN-Daily, station USW00023064, 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.