Cheyenne County climate

Cheyenne County Weather in September

NOAA 1991-2020 normals for Kit Carson 9NNE, 12.3 km from Cheyenne County

Average highs run from 86°F on September 1 to 76°F on September 30, and lows from 54°F to 41°F. Normal precipitation for the month is 0.93 in over about 4 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 Cheyenne County, in °F, with the record for each date.20406080100120151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

September at a glance

Average high
82°F
Average low
48°F
Precipitation
0.93 in
Record high
101°FSep 6, 2020
Record low
27°FSep 29, 1999
Chance of a freeze
26%
Days of 90°F or more
8.1
Daylight
13 h 00 min to 11 h 48 min
Cloud cover
43%
Humidity
51%
Dew point
45°F
Wind
10.5 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 186°F54°F99°F 202347°F 200418%0%
Sep 286°F53°F99°F 201942°F 201017%0%
Sep 386°F53°F100°F 201442°F 201017%0%
Sep 485°F53°F98°F 201338°F 200817%0%
Sep 585°F52°F100°F 201943°F 201716%0%
Sep 685°F52°F101°F 202040°F 201716%0%
Sep 785°F52°F100°F 202640°F 201016%0%
Sep 884°F51°F99°F 202233°F 202016%0%
Sep 984°F51°F98°F 202132°F 202015%0%
Sep 1084°F51°F101°F 202140°F 202015%0%
Sep 1183°F50°F100°F 202136°F 202215%0%
Sep 1283°F50°F94°F 200434°F 201415%0%
Sep 1383°F50°F95°F 200035°F 199915%0%
Sep 1482°F49°F96°F 201537°F 200314%0%
Sep 1582°F49°F94°F 201538°F 201114%0%
Sep 1682°F48°F95°F 202142°F 201214%0%
Sep 1781°F48°F96°F 200035°F 200614%0%
Sep 1881°F47°F95°F 199732°F 200614%0%
Sep 1981°F47°F95°F 202233°F 200314%0%
Sep 2080°F46°F98°F 202236°F 200614%0%
Sep 2180°F46°F96°F 200537°F 199914%0%
Sep 2279°F45°F92°F 201038°F 202114%0%
Sep 2379°F45°F92°F 200333°F 200014%0%
Sep 2478°F45°F93°F 200530°F 200013%0%
Sep 2578°F44°F95°F 199829°F 200013%0%
Sep 2678°F44°F96°F 202133°F 200013%0%
Sep 2777°F43°F94°F 202135°F 200013%0%
Sep 2877°F42°F93°F 202329°F 199913%0%
Sep 2976°F42°F93°F 201927°F 199913%0%
Sep 3076°F41°F96°F 201937°F 201113%0%

Chance of rain

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

September 1
sunrise 6:20 AM, sunset 7:20 PM
September 30
sunrise 6:46 AM, sunset 6:34 PM

Every day of September: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00054606 (Kit Carson 9NNE), public domain. Records: NOAA GHCN-Daily, station USW00003026, 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.