Climatological Report (Monthly)
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000
CXUS55 KCYS 072203
CLMDGW


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHEYENNE WY
403 PM MDT MON OCT 7 2013

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

...THE DOUGLAS WY AIRPORT CLIMATE SUMMARY FOR THE MONTH OF SEPTEMBER 2013...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1998 TO 2013

WEATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S
                 VALUE   DATE(S)  VALUE   FROM    VALUE
                                          NORMAL
.............................................................
TEMPERATURE (F)
RECORD
 HIGH              98   09/04/2001
 LOW               14   09/25/2000
HIGHEST            96   09/05        MM      MM       93
                        09/04
LOWEST             30   09/28        MM      MM       33
AVG. MAXIMUM     77.8              75.0     2.8     80.7
AVG. MINIMUM     48.5              41.7     6.8     43.1
MEAN             63.2              58.4     4.8     61.9
DAYS MAX >= 90      6               2.2                4
DAYS MAX <= 32      0               0.0                0
DAYS MIN <= 32      2               2.7                0
DAYS MIN <= 0       0               0.0                0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM           MM   MM
 MINIMUM           MM   MM
TOTALS           1.04              1.23   -0.19     0.28
DAYS >= .01         8                MM      MM        5
DAYS >= .10         3                MM      MM        1
DAYS >= .50         0                MM      MM        0
DAYS >= 1.00        0                MM      MM        0
GREATEST
 24 HR. TOTAL    0.44   09/13 TO 09/13

DEGREE_DAYS
HEATING TOTAL     138               228     -90      121
 SINCE 7/1        138               269    -131      128
COOLING TOTAL      88                28      60       34
 SINCE 1/1        739               486     253      831
..............................................................

WIND (MPH)
AVERAGE WIND SPEED              8.9
HIGHEST WIND SPEED/DIRECTION    43/200    DATE  09/22
HIGHEST GUST SPEED/DIRECTION    51/210    DATE  09/22

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.30
NUMBER OF DAYS FAIR           18
NUMBER OF DAYS PC             11
NUMBER OF DAYS CLOUDY          1

AVERAGE RH (PERCENT)     58

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0     MIXED PRECIP               0
HEAVY RAIN                1     RAIN                       4
LIGHT RAIN               15     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      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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