Climatological Report (Monthly)
Issued by NWS Cheyenne, WY

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CXUS55 KCYS 051820
CLMCYS


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHEYENNE WY
1120 AM MST TUE FEB 5 2013

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

...THE CHEYENNE WY CLIMATE SUMMARY FOR THE MONTH OF JANUARY 2013...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1871 TO 2013

WEATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S
                 VALUE   DATE(S)  VALUE   FROM    VALUE  DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH              66   01/20/2005
                        01/26/1982
 LOW              -38   01/09/1875
HIGHEST            58   01/23        38      20       62
LOWEST            -15   01/14        15     -30        1
AVG. MAXIMUM     39.6              39.5     0.1     45.0
AVG. MINIMUM     15.6              18.0    -2.4     20.1
MEAN             27.6              28.8    -1.2     32.5
DAYS MAX >= 90      0               0.0                0
DAYS MAX <= 32      9               7.3                3
DAYS MIN <= 32     29              28.4               29
DAYS MIN <= 0       4               2.4                0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM         2.78   1949
 MINIMUM            T   1965
                        1901
                        1886
TOTALS           0.24              0.33   -0.09     0.13
DAYS >= .01         3               4.9    -1.9        5
DAYS >= .10         1               1.1    -0.1        0
DAYS >= .50         0               0.0     0.0        0
DAYS >= 1.00        0               0.0     0.0        0
GREATEST
 24 HR. TOTAL    0.20   01/11 TO 01/11

SNOWFALL (INCHES)
RECORDS
 TOTAL           35.5   MM
TOTALS            3.4               5.9    -2.5      2.4
SINCE 7/1        28.8              28.6     0.2     37.4
SNOWDEPTH AVG.      1
DAYS >= TRACE       8               5.7     2.3        5
DAYS >= 1.0         1               2.0    -1.0        0
GREATEST
 SNOW DEPTH         3   01/12                          1  01/28
                                                          01/12
                                                          01/11
 24 HR TOTAL      2.9   01/11 TO 01/12           01/11 TO 01/11
                                                          01/11 TO 01/11
                                                          01/11 TO 01/11

DEGREE_DAYS
HEATING TOTAL    1149              1124      25      998
 SINCE 7/1       3851              4027    -176     3842
COOLING TOTAL       0                 0       0        0
 SINCE 1/1          0                 0       0        0
..................................................

WIND (MPH)
AVERAGE WIND SPEED              12.6
HIGHEST WIND SPEED/DIRECTION    45/280    DATE  01/08
HIGHEST GUST SPEED/DIRECTION    55/270    DATE  01/08

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.20
NUMBER OF DAYS FAIR           21
NUMBER OF DAYS PC             10
NUMBER OF DAYS CLOUDY          0

AVERAGE RH (PERCENT)     47

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

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

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