Climatological Report (Monthly)
Issued by NWS Riverton, WY

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CXUS55 KRIW 011953
CLMRIW

CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
1134 AM MDT TUE AUG 1 2017

...PRELIMINARY MONTHLY CLIMATE SUMMARY FOR RIVERTON REGIONAL AIRPORT
FOR THE MONTH OF JULY 2017...

...OFFICIAL CLIMATE DATA FOR THE MONTH OF JULY 2017 WILL BE
AVAILABLE APPROXIMATELY IN SEPTEMBER 2017 FROM THE NATIONAL CENTER
FOR ENVIRONMENTAL INFORMATION (HTTP://WWW.NCEI.NOAA.GOV/OL/
CLIMATEDATA.HTML). UNOFFICIAL ASOS DAILY SUMMARIES ARE AVAILABLE ON
THE INTERNET AT HTTP://WWW.WEATHER.GOV/CLIMATE/INDEX.PHP?WFO=RIW...

...RIVERTON WAS WARMER AND MUCH DRIER THAN NORMAL IN JULY...

THE AVERAGE TEMPERATURE FOR RIVERTON IN JULY WAS 74.3 DEGREES...
WHICH WAS 2.6 DEGREES ABOVE NORMAL. THIS MAKES IT THE 9TH WARMEST
JULY ON RECORD. THE WARMEST READING OF THE MONTH WAS 96 DEGREES ON
THE 5TH. THE COLDEST READING WAS 47 DEGREES ON THE 1ST. NO
TEMPERATURE RECORDS WERE SET DURING THE MONTH.

TOTAL PRECIPITATION FOR THE MONTH WAS 0.15 INCHES...WHICH WAS 17
PERCENT OF NORMAL. THIS TIES 2010 AS THE 7TH DRIEST JULY ON RECORD.
THE WETTEST 24 HOUR PERIOD WAS ON THE 20TH AND 27TH...WHEN 0.07 OF
AN INCH FELL. THE 0.07 ON THE 20TH SET A NEW RECORD...BREAKING THE
PREVIOUS RECORD OF 0.01...SET IN 2012. THE HIGHEST WIND GUST WAS 52
MPH ON THE 20TH.

...THE RIVERTON WY CLIMATE SUMMARY FOR THE MONTH OF JULY 2017...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1995 TO 2017

WEATHER         OBSERVED          NORMAL  DEPART
                 VALUE   DATE(S)  VALUE   FROM
                                          NORMAL
................................................
TEMPERATURE (F)
RECORD
 HIGH             102   07/18/2006
                        07/15/2006
                        07/13/2005
 LOW               40   07/07/2010
HIGHEST            96   07/05
LOWEST             47   07/01
AVG. MAXIMUM     90.1              87.2     2.9
AVG. MINIMUM     58.4              56.3     2.1
MEAN             74.3              71.7     2.6
DAYS MAX >= 90     19
DAYS MAX <= 32      0
DAYS MIN <= 32      0
DAYS MIN <= 0       0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM         1.67   2007
 MINIMUM            T   2016
                        2008
TOTALS           0.15              0.89   -0.74
DAILY AVG.       0.00              0.03   -0.03
DAYS >= .01         3
DAYS >= .10         0
DAYS >= .50         0
DAYS >= 1.00        0
GREATEST
 24 HR. TOTAL    0.07   07/27 TO 07/27
                        07/20 TO 07/20

SNOWFALL (INCHES)
TOTALS            0.0                MM      MM
SINCE 7/1         0.0                MM      MM
SNOWDEPTH AVG.      0
DAYS >= 1.0         0

DEGREE_DAYS
HEATING TOTAL       0                12     -12
 SINCE 7/1          0                12     -12
COOLING TOTAL     296               220      76
 SINCE 1/1        347               295      52
.................................................

WIND (MPH)
AVERAGE WIND SPEED              8.2
RESULTANT WIND SPEED/DIRECTION   2/314
HIGHEST WIND SPEED/DIRECTION    41/250    DATE  07/09
HIGHEST GUST SPEED/DIRECTION    52/310    DATE  07/20

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.10
NUMBER OF DAYS FAIR           30
NUMBER OF DAYS PC              1
NUMBER OF DAYS CLOUDY          0

AVERAGE RH (PERCENT)     39

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0     MIXED PRECIP               0
HEAVY RAIN                1     RAIN                       0
LIGHT RAIN                9     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                0     SLEET                      0
FOG                       0     FOG W/VIS <= 1/4 MILE      0
HAZE                      0

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

LOOKING AHEAD TO AUGUST 2017...THE AVERAGE HIGH TEMPERATURE ON THE
FIRST OF THE MONTH IS 89 DEGREES...AND THE AVERAGE LOW TEMPERATURE
IS 57 DEGREES. THE AVERAGE HIGH BY THE END OF THE MONTH IS 80
DEGREES...AND THE AVERAGE LOW TEMPERATURE IS 50. THE AVERAGE MONTHLY
PRECIPITATION IS 0.57 INCHES.

$$


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