Climatological Report (Monthly)
Issued by NWS

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CXUS55 KRIW 011934
CLMCPR

CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
1257 PM MDT SAT AUG 1 2015

...PRELIMINARY MONTHLY CLIMATE SUMMARY FOR THE NATRONA COUNTY
INTERNATIONAL AIRPORT NEAR CASPER FOR THE MONTH OF JULY 2015...

...OFFICIAL CLIMATE DATA FOR THE MONTH OF JULY 2015 WILL BE
AVAILABLE APPROXIMATELY IN SEPTEMBER 2015 FROM THE NATIONAL CLIMATIC
DATA CENTER (HTTP://WWW.NCDC.NOAA.GOV/OL/CLIMATEDATA.HTML).
UNOFFICIAL ASOS DAILY SUMMARIES ARE AVAILABLE ON THE INTERNET AT
HTTP://WWW.WEATHER.GOV/CLIMATE/INDEX.PHP?WFO=RIW

...JULY WAS COOLER AND DRIER THAN NORMAL IN CASPER...

THE AVERAGE TEMPERATURE FOR CASPER IN JULY WAS 68.4 DEGREES...WHICH
WAS 2.1 DEGREES BELOW NORMAL. THE WARMEST READING OF THE MONTH WAS
97 DEGREES ON THE 4TH.  THE COLDEST READING OF THE MONTH WAS 36
DEGREES ON THE 29TH...SETTING A NEW RECORD. THIS BROKE THE PREVIOUS
RECORD OF 44 DEGREES...SET IN 1971. ANOTHER RECORD LOW OF 43 DEGREES
WAS SET ON THE 20TH...TYING THE PREVIOUS RECORD SET IN 1972.

TOTAL PRECIPITATION FOR THE MONTH WAS 0.57 INCHES...WHICH WAS 40
PERCENT OF NORMAL. THE WETTEST 24 HOUR PERIOD OF THE MONTH WAS THE
5TH AND 6TH...WHEN 0.21 OF AN INCH OF PRECIPITATION FELL. NO
PRECIPITATION RECORDS WERE SET DURING THE MONTH. THE HIGHEST WIND
GUST WAS 62 MPH ON THE 27TH.

...THE CASPER WY CLIMATE SUMMARY FOR THE MONTH OF JULY 2015...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1939 TO 2015

WEATHER         OBSERVED          NORMAL  DEPART
                 VALUE   DATE(S)  VALUE   FROM
                                          NORMAL
................................................
TEMPERATURE (F)
RECORD
 HIGH             104   07/29/2006
                        07/16/2005
                        07/12/1954
 LOW               30   07/04/1972
HIGHEST            97   07/04
LOWEST             36   07/29
AVG. MAXIMUM     86.1              88.1    -2.0
AVG. MINIMUM     50.7              53.0    -2.3
MEAN             68.4              70.5    -2.1
DAYS MAX >= 90     10
DAYS MAX <= 32      0
DAYS MIN <= 32      0
DAYS MIN <= 0       0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM         3.54   2007
 MINIMUM         0.09   1991
TOTALS           0.57              1.41   -0.84
DAILY AVG.       0.02              0.05   -0.03
DAYS >= .01         8
DAYS >= .10         3
DAYS >= .50         0
DAYS >= 1.00        0
GREATEST
 24 HR. TOTAL    0.21   07/05 TO 07/06

SNOWFALL (INCHES)
TOTALS            0.0               0.0     0.0
SINCE 7/1         0.0               0.0     0.0
DAYS >= 1.0         0

DEGREE_DAYS
HEATING TOTAL      16                16       0
 SINCE 7/1         16                16       0
COOLING TOTAL     130               188     -58
 SINCE 1/1        206               245     -39
.................................................

WIND (MPH)
AVERAGE WIND SPEED              9.8
RESULTANT WIND SPEED/DIRECTION   4/246
HIGHEST WIND SPEED/DIRECTION    51/260    DATE  07/27
HIGHEST GUST SPEED/DIRECTION    62/250    DATE  07/27

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.20
NUMBER OF DAYS FAIR           27
NUMBER OF DAYS PC              4
NUMBER OF DAYS CLOUDY          0

AVERAGE RH (PERCENT)     48

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0     MIXED PRECIP               0
HEAVY RAIN                1     RAIN                       3
LIGHT RAIN               12     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                0     SLEET                      0
FOG                       6     FOG W/VIS <= 1/4 MILE      0
HAZE                      4

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

LOOKING AHEAD TO AUGUST 2015...THE AVERAGE HIGH TEMPERATURE ON THE
FIRST OF THE MONTH IS 89 DEGREES...AND THE AVERAGE LOW TEMPERATURE
IS 55 DEGREES. THE AVERAGE HIGH BY THE END OF THE MONTH IS 82
DEGREES...AND THE AVERAGE LOW TEMPERATURE IS 49 DEGREES. THE AVERAGE
MONTHLY PRECIPITATION IS 0.72 INCHES.

$$


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