Climatological Report (Monthly)
Issued by NWS

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CXUS55 KRIW 011303
CLMRKS

CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
251 AM MDT THU SEP 1 2016

...PRELIMINARY MONTHLY CLIMATE SUMMARY FOR THE SWEETWATER COUNTY
AIRPORT NEAR ROCK SPRINGS FOR THE MONTH OF AUGUST 2016...

...OFFICIAL CLIMATE DATA FOR THE MONTH OF AUGUST 2016 WILL BE
AVAILABLE APPROXIMATELY IN OCTOBER 2016 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

...ROCK SPRINGS WAS MUCH DRIER THAN NORMAL IN AUGUST...

THE AVERAGE TEMPERATURE FOR ROCK SPRINGS IN AUGUST WAS 66.0
DEGREES...WHICH WAS 0.9 DEGREES BELOW NORMAL. THE WARMEST READING OF
THE MONTH WAS 92 DEGREES ON THE 2ND. THE COLDEST READING WAS 36
DEGREES ON THE 20TH...SETTING A NEW RECORD. THIS TIED THE PREVIOUS
RECORD SET IN 1964.

TOTAL PRECIPITATION FOR THE MONTH WAS 0.20 INCHES...WHICH WAS 32
PERCENT OF NORMAL. THE WETTEST 24 HOUR PERIOD OF THE MONTH WAS THE
18TH...WHEN 0.12 OF AN INCH OF PRECIPITATION FELL. NO PRECIPITATION
RECORDS WERE SET DURING THE MONTH. THE HIGHEST WIND GUST WAS 51 MPH
ON THE 11TH.

...THE ROCK SPRINGS WY CLIMATE SUMMARY FOR THE MONTH OF AUGUST 2016...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1948 TO 2016

WEATHER         OBSERVED          NORMAL  DEPART
                 VALUE   DATE(S)  VALUE   FROM
                                          NORMAL
................................................
TEMPERATURE (F)
RECORD
 HIGH              96   08/14/2003
 LOW               33   08/31/1962
HIGHEST            92   08/02
LOWEST             36   08/20
AVG. MAXIMUM     81.5              81.5     0.0
AVG. MINIMUM     50.5              52.2    -1.7
MEAN             66.0              66.9    -0.9
DAYS MAX >= 90      1
DAYS MAX <= 32      0
DAYS MIN <= 32      0
DAYS MIN <= 0       0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM         3.12   1963
 MINIMUM         0.01   2012
TOTALS           0.20              0.62   -0.42
DAILY AVG.       0.01              0.02   -0.01
DAYS >= .01         4
DAYS >= .10         1
DAYS >= .50         0
DAYS >= 1.00        0
GREATEST
 24 HR. TOTAL    0.12   08/18 TO 08/18

DEGREE_DAYS
HEATING TOTAL      46                40       6
 SINCE 7/1         59                64      -5
COOLING TOTAL      87                97     -10
 SINCE 1/1        342               277      65
.................................................

WIND (MPH)
AVERAGE WIND SPEED              8.9
RESULTANT WIND SPEED/DIRECTION   2/222
HIGHEST WIND SPEED/DIRECTION    39/200    DATE  08/11
HIGHEST GUST SPEED/DIRECTION    51/190    DATE  08/11

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.10
NUMBER OF DAYS FAIR           29
NUMBER OF DAYS PC              2
NUMBER OF DAYS CLOUDY          0

AVERAGE RH (PERCENT)     34

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

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

LOOKING AHEAD TO SEPTEMBER 2016...THE AVERAGE HIGH TEMPERATURE ON
THE FIRST OF THE MONTH IS 77 DEGREES...AND THE AVERAGE LOW
TEMPERATURE IS 47 DEGREES. THE AVERAGE HIGH BY THE END OF THE MONTH
IS 67 DEGREES...AND THE AVERAGE LOW TEMPERATURE IS 38 DEGREES. THE
AVERAGE MONTHLY PRECIPITATION IS 0.79 INCHES.

$$



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