635
CXUS55 KCYS 011749
CLMCYS

CLIMATE REPORT
NATIONAL WEATHER SERVICE CHEYENNE WY
1149 AM MDT TUE APR 01 2025

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...THE CHEYENNE WYOMING AIRPORT CLIMATE SUMMARY FOR THE MONTH OF MARCH 2025...

CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1871 TO 2025

WEATHER         OBSERVED          NORMAL  DEPART   LAST YEAR`S
                VALUE   DATE(S)   VALUE   FROM     VALUE DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH             77   03/30/1879
 LOW             -21   03/02/1943
HIGHEST           73   03/27         45      28       64
LOWEST            17   03/07         22      -5       13
AVG. MAXIMUM    54.0               49.1     4.9     49.1
AVG. MINIMUM    28.5               25.1     3.4     26.2
MEAN            41.2               37.1     4.1     37.6
DAYS MAX >= 90     0                0.0     0.0        0
DAYS MAX <= 32     1                3.2    -2.2        2
DAYS MIN <= 32    21               25.3    -4.3       25
DAYS MIN <= 0      0                0.4    -0.4        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM        3.65   1990
TOTALS          0.83               0.96   -0.13
DAYS >= .01       10                7.9     2.1        7
DAYS >= .10        3                2.9     0.1        4
DAYS >= .50        0                0.4    -0.4        1
DAYS >= 1.00       0                0.1    -0.1        0
GREATEST
 24 HR. TOTAL   0.44   03/28 TO 03/29               0.52  03/14 TO 03/14

SNOWFALL (INCHES)
RECORDS
 TOTAL          39.2   1990
 24 HR TOTAL    22.7   03/14/2021 TO 03/14/2021
TOTALS           3.8                9.7    -5.9     11.6
SINCE 7/1       31.6               48.2   -16.6       MM
DAYS >= 1.0        2                3.0    -1.0        3
GREATEST
 SNOW DEPTH        1   03/07                           5
                       03/19
 24 HR TOTAL     1.6   03/18 TO 03/19                5.8

DEGREE DAYS
HEATING TOTAL    728                865    -137
 SINCE 7/1      5335               5780    -445
COOLING TOTAL      0                  0       0
 SINCE 1/1         0                  0       0
................................................................

WIND (MPH)
AVERAGE WIND SPEED              13.6
HIGHEST WIND SPEED/DIRECTION    47/280    DATE  03/22
HIGHEST GUST SPEED/DIRECTION    65/280    DATE  03/22

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.28
NUMBER OF DAYS FAIR           19
NUMBER OF DAYS PC              9
NUMBER OF DAYS CLOUDY          3

AVERAGE RH (PERCENT)     49

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0     MIXED PRECIP               0
HEAVY RAIN                0     RAIN                       2
LIGHT RAIN                6     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       1
LIGHT SNOW               12     SLEET                      0
FOG                      10     FOG W/VIS <= 1/4 MILE      1
HAZE                      2

-  INDICATES NEGATIVE NUMBERS.
R  INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T  INDICATES TRACE AMOUNT.

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