873
CXUS55 KCYS 011530
CLMDGW

CLIMATE REPORT
NATIONAL WEATHER SERVICE CHEYENNE WY
930 AM MDT MON JUN 01 2026

...................................

...THE CONVERSE CO (DOUGLAS) WY ARPT CLIMATE SUMMARY FOR THE MONTH OF MAY 2026...

CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1998 TO 2026

WEATHER         OBSERVED          NORMAL  DEPART   LAST YEAR`S
                VALUE   DATE(S)   VALUE   FROM     VALUE DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH             97   05/29/2003
 LOW              16   05/09/2002
HIGHEST           92   05/13         MM      MM       85
LOWEST            21   05/06         MM      MM       28
AVG. MAXIMUM    70.8               67.1     3.7     67.4
AVG. MINIMUM    37.9               38.6    -0.7     40.0
MEAN            54.4               52.9     1.5     53.7
DAYS MAX >= 90     1                0.4     0.6        0
DAYS MAX <= 32     0                0.0     0.0        0
DAYS MIN <= 32     7                7.0     0.0        5
DAYS MIN <= 0      0                0.0     0.0        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM        3.25   2023
TOTALS          1.00               2.32   -1.32     2.30
DAYS >= .01        9               11.5    -2.5       12
DAYS >= .10        2                5.7    -3.7        7
DAYS >= .50        1                1.3    -0.3        1
DAYS >= 1.00       0                0.2    -0.2        0
GREATEST
 24 HR. TOTAL   0.55   05/18 TO 05/18               0.76  05/05 TO 05/06


DEGREE DAYS
HEATING TOTAL    335                383     -48      343
 SINCE 7/1      5660               7197   -1537       MM
COOLING TOTAL     12                  7       5        1
 SINCE 1/1        12                  7       5       MM
................................................................

WIND (MPH)
AVERAGE WIND SPEED              10.7
HIGHEST WIND SPEED/DIRECTION    37/160    DATE  05/26
HIGHEST GUST SPEED/DIRECTION    49/310    DATE  05/14

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.25
NUMBER OF DAYS FAIR           23
NUMBER OF DAYS PC              6
NUMBER OF DAYS CLOUDY          2

AVERAGE RH (PERCENT)     54

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              5     MIXED PRECIP               0
HEAVY RAIN                0     RAIN                       2
LIGHT RAIN               11     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       1
LIGHT SNOW                1     SLEET                      0
FOG                       4     FOG W/VIS <= 1/4 MILE      0
HAZE                      0

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

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