Climatological Report (Monthly)
Issued by NWS Cheyenne, WY
Issued by NWS Cheyenne, WY
000 CXUS55 KCYS 011652 CLMCYS CLIMATE REPORT NATIONAL WEATHER SERVICE CHEYENNE WY 1052 AM MDT SUN OCT 01 2023 ................................... ...THE CHEYENNE WYOMING AIRPORT CLIMATE SUMMARY FOR THE MONTH OF SEPTEMBER 2023... CLIMATE NORMAL PERIOD 1991 TO 2020 CLIMATE RECORD PERIOD 1871 TO 2023 WEATHER OBSERVED NORMAL DEPART LAST YEAR`S VALUE DATE(S) VALUE FROM VALUE DATE(S) NORMAL ................................................................ TEMPERATURE (F) RECORD HIGH 97 09/07/2022 09/07/2022 LOW 8 09/30/1985 HIGHEST 92 09/01 71 21 97 LOWEST 40 09/24 44 -4 40 AVG. MAXIMUM 77.9 73.3 4.6 78.6 AVG. MINIMUM 48.8 45.8 3.0 49.4 MEAN 63.4 59.6 3.8 64.0 DAYS MAX >= 90 2 0.6 1.4 6 DAYS MAX <= 32 0 0.1 -0.1 0 DAYS MIN <= 32 0 1.2 -1.2 0 DAYS MIN <= 0 0 0.0 0.0 0 PRECIPITATION (INCHES) RECORD MAXIMUM 6.95 2013 TOTALS 0.42 1.47 -1.05 DAYS >= .01 4 7.3 -3.3 7 DAYS >= .10 2 3.5 -1.5 3 DAYS >= .50 0 1.1 -1.1 0 DAYS >= 1.00 0 0.2 -0.2 0 GREATEST 24 HR. TOTAL 0.18 09/22 TO 09/22 0.49 09/21 TO 09/22 SNOWFALL (INCHES) RECORDS TOTAL 11.8 MM 24 HR TOTAL 10.1 09/23/2000 TO 09/24/2000 TOTALS 0.0 1.0 -1.0 0.0 SINCE 7/1 T 1.0 -1.0 MM DAYS >= 1.0 0 0.3 -0.3 0 GREATEST SNOW DEPTH 0 0 24 HR TOTAL MM MM DEGREE DAYS HEATING TOTAL 89 196 -107 SINCE 7/1 145 246 -101 COOLING TOTAL 48 32 16 SINCE 1/1 383 397 -14 ................................................................ WIND (MPH) AVERAGE WIND SPEED 9.4 HIGHEST WIND SPEED/DIRECTION 43/270 DATE 09/04 43/280 09/23 HIGHEST GUST SPEED/DIRECTION 65/280 DATE 09/23 SKY COVER POSSIBLE SUNSHINE (PERCENT) MM AVERAGE SKY COVER 0.17 NUMBER OF DAYS FAIR 23 NUMBER OF DAYS PC 6 NUMBER OF DAYS CLOUDY 1 AVERAGE RH (PERCENT) 48 WEATHER CONDITIONS. NUMBER OF DAYS WITH THUNDERSTORM 7 MIXED PRECIP 0 HEAVY RAIN 0 RAIN 2 LIGHT RAIN 10 FREEZING RAIN 0 LT FREEZING RAIN 0 HAIL 0 HEAVY SNOW 0 SNOW 0 LIGHT SNOW 0 SLEET 0 FOG 6 FOG W/VIS <= 1/4 MILE 0 HAZE 7 - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$