Climatological Report (Annual)
Issued by NWS Cheyenne, WY

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000
CXUS55 KCYS 121733 CCA
CLACYS

CLIMATE REPORT
NATIONAL WEATHER SERVICE CHEYENNE WY
1029 AM MST THU JAN 12 2017

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

...THE CHEYENNE WY CLIMATE SUMMARY FOR THE YEAR OF 2016...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1871 TO 2017

WEATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S
                 VALUE   DATE(S)  VALUE   FROM    VALUE
                                          NORMAL
.............................................................
TEMPERATURE (F)
RECORD
 HIGH             100   06/23/1954
                        07/11/1939
                        07/14/1881
 LOW              -38   01/09/1875
HIGHEST            96   07/09                         93
LOWEST            -16   12/08                         -7
AVG. MAXIMUM     61.4              58.6     2.8     60.3
AVG. MINIMUM     35.7              34.3     1.4     35.9
MEAN             48.6              46.5     2.1     48.1
DAYS MAX >= 90     15              10.4                6
DAYS MAX <= 32     24              32.8               33
DAYS MIN <= 32    152             164.1              145
DAYS MIN <= 0       6               8.1                6

PRECIPITATION (INCHES)
RECORD
 MAXIMUM        23.69   1942
 MINIMUM         5.94   1964
TOTALS          14.71             15.94   -1.23    17.54
DAILY AVG.       0.04              0.04    0.00     0.05
DAYS >= .01        97             103.8              115
DAYS >= .10        41              41.0               47
DAYS >= .50         5               8.2                8
DAYS >= 1.00        2               1.8                3
GREATEST
 24 HR. TOTAL    1.49   06/11 TO 06/12              2.50

SNOWFALL (INCHES)
RECORDS
 TOTAL          121.5   1980
TOTALS           75.9              60.3    15.6     57.7
SINCE 7/1        10.0              22.7   -12.7     25.8
DAYS >= TRACE      79              45.0               70
DAYS >= 1.0        23              18.4               19
GREATEST
 SNOW DEPTH        10   03/24                          6
                        02/03
 24 HR TOTAL     12.8   03/23 TO 03/23               8.9

DEGREE_DAYS
HEATING TOTAL    6364              7111    -747     6407
 SINCE 7/1         MM              2903      MM       MM
COOLING TOTAL     452               349     103      362
 SINCE 1/1        452               348     104      362
..............................................................

WIND (MPH)
AVERAGE WIND SPEED              11.9
HIGHEST WIND SPEED/DIRECTION    54/280    DATE  03/02
HIGHEST GUST SPEED/DIRECTION    68/270    DATE  02/19

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.30
NUMBER OF DAYS FAIR          245
NUMBER OF DAYS PC             95
NUMBER OF DAYS CLOUDY         25

AVERAGE RH (PERCENT)     53

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0     MIXED PRECIP               0
HEAVY RAIN               15     RAIN                      21
LIGHT RAIN               93     FREEZING RAIN              0
LT FREEZING RAIN          1     HAIL                       6
HEAVY SNOW                8     SNOW                      17
LIGHT SNOW               68     SLEET                      2
FOG                     101     FOG W/VIS <= 1/4 MILE     25
HAZE                     35

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

$$



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