Climatological Report (Annual)
Issued by NWS Cheyenne, WY

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000
CXUS55 KCYS 091750
CLACYS


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHEYENNE WY
1049 AM MST THU JAN 9 2014

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

...THE CHEYENNE WY CLIMATE SUMMARY FOR THE YEAR OF 2013...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1871 TO 2014

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            94   08/20                         96
                        07/11
                        06/27
LOWEST            -19   12/05                         -4
AVG. MAXIMUM     58.2              58.6    -0.4     62.5
AVG. MINIMUM     33.4              34.3    -0.9     35.5
MEAN             45.8              46.5    -0.7     49.0
DAYS MAX >= 90     20              10.4               26
DAYS MAX <= 32     42              32.8               27
DAYS MIN <= 32    185             164.1              160
DAYS MIN <= 0      12               8.1                3

PRECIPITATION (INCHES)
RECORD
 MAXIMUM        23.69   1942
 MINIMUM         5.94   1964
TOTALS          18.18             15.94    2.24    10.14
DAILY AVG.       0.05              0.04    0.01        T
DAYS >= .01       108             103.8               82
DAYS >= .10        46              41.0               25
DAYS >= .50         8               8.2                3
DAYS >= 1.00        2               1.8                2
GREATEST
 24 HR. TOTAL    2.05   08/14 TO 08/15              1.77

SNOWFALL (INCHES)
RECORDS
 TOTAL          121.5   1980
TOTALS           87.4              60.3    27.1     42.1
SINCE 7/1        25.7              22.7     3.0     25.4
DAYS >= TRACE      73              45.0               45
DAYS >= 1.0        26              18.4               14
GREATEST
 SNOW DEPTH        12   04/18                          7
 24 HR TOTAL     11.4   04/30 TO 05/01              10.7

DEGREE_DAYS
HEATING TOTAL    7382              7111     271     6304
 SINCE 7/1         MM              2903      MM       MM
COOLING TOTAL     520               349     171      568
 SINCE 1/1        520               348     172      568
..............................................................

WIND (MPH)
AVERAGE WIND SPEED              11.4
HIGHEST WIND SPEED/DIRECTION    49/280    DATE  12/10
HIGHEST GUST SPEED/DIRECTION    63/280    DATE  12/02

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.30
NUMBER OF DAYS FAIR          231
NUMBER OF DAYS PC            111
NUMBER OF DAYS CLOUDY         22

AVERAGE RH (PERCENT)     55

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0     MIXED PRECIP               0
HEAVY RAIN               16     RAIN                      31
LIGHT RAIN               99     FREEZING RAIN              0
LT FREEZING RAIN          3     HAIL                       3
HEAVY SNOW                8     SNOW                      23
LIGHT SNOW               68     SLEET                      1
FOG                     109     FOG W/VIS <= 1/4 MILE     36
HAZE                     37

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

$$




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