Climatological Report (Monthly)
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CXUS55 KRIW 012037
CLMRKS

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

...PRELIMINARY MONTHLY CLIMATE SUMMARY FOR ROCK SPRINGS 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

...ROCK SPRINGS WAS COOLER AND THE 3RD WETTEST ON RECORD IN JULY...

THE AVERAGE TEMPERATURE FOR ROCK SPRINGS IN JULY WAS 66.5
DEGREES...WHICH WAS 2.4 DEGREES BELOW NORMAL. THE WARMEST READING OF
THE MONTH WAS 89 DEGREES ON THE 1ST AND 26TH. THE COLDEST READING OF
THE MONTH WAS 43 DEGREES ON THE 29TH. NO TEMPERATURE RECORDS WERE
SET DURING THE MONTH.

TOTAL PRECIPITATION FOR THE MONTH WAS 2.12 INCHES...WHICH WAS 331
PERCENT OF NORMAL. THIS MAKES IT THE 3RD WETTEST JULY ON RECORD. THE
WETTEST 24 HOUR PERIOD OF THE MONTH WAS THE 6TH AND 7TH...WHEN 1.13
OF AN INCH OF PRECIPITATION FELL. 0.90 OF AN INCH OF PRECIPITATION
FELL ON THE 6TH...BREAKING THE PREVIOUS RECORD OF 0.34 SET IN 1960.
0.32 OF AN INCH OF PRECIPITATION FELL ON THE 7TH...BREAKING THE
PREVIOUS RECORD OF 0.14 SET IN 2001. 0.17 OF AN INCH OF
PRECIPITATION FELL ON THE 5TH...BREAKING THE PREVIOUS RECORD OF 0.12
SET IN 2009. 0.48 OF AN INCH OF PRECIPITATION FELL ON THE
8TH...BREAKING THE PREVIOUS RECORD OF 0.41 SET IN 1963. THE HIGHEST
WIND GUST WAS 65 MPH ON THE 15TH.

...THE ROCK SPRINGS WY CLIMATE SUMMARY FOR THE MONTH OF JULY 2015...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1948 TO 2015

WEATHER         OBSERVED          NORMAL  DEPART
                 VALUE   DATE(S)  VALUE   FROM
                                          NORMAL
................................................
TEMPERATURE (F)
RECORD
 HIGH              98   07/13/2002
 LOW               35   07/04/1972
HIGHEST            89   07/26
                        07/01
LOWEST             43   07/29
AVG. MAXIMUM     80.0              83.8    -3.8
AVG. MINIMUM     53.0              54.0    -1.0
MEAN             66.5              68.9    -2.4
DAYS MAX >= 90      0
DAYS MAX <= 32      0
DAYS MIN <= 32      0
DAYS MIN <= 0       0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM         3.67   1973
 MINIMUM            T   2008
TOTALS           2.12              0.64    1.48
DAILY AVG.       0.07              0.02    0.05
DAYS >= .01         9
DAYS >= .10         4
DAYS >= .50         1
DAYS >= 1.00        0
GREATEST
 24 HR. TOTAL    1.13   07/06 TO 07/07

DEGREE_DAYS
HEATING TOTAL      26                24       2
 SINCE 7/1         26                24       2
COOLING TOTAL      81               144     -63
 SINCE 1/1        169               180     -11
.................................................

WIND (MPH)
AVERAGE WIND SPEED              8.7
RESULTANT WIND SPEED/DIRECTION   4/242
HIGHEST WIND SPEED/DIRECTION    43/300    DATE  07/15
HIGHEST GUST SPEED/DIRECTION    65/310    DATE  07/15

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.20
NUMBER OF DAYS FAIR           26
NUMBER OF DAYS PC              5
NUMBER OF DAYS CLOUDY          0

AVERAGE RH (PERCENT)     44

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0     MIXED PRECIP               0
HEAVY RAIN                5     RAIN                       6
LIGHT RAIN               12     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                0     SLEET                      0
FOG                       5     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 AUGUST 2015...THE AVERAGE HIGH TEMPERATURE ON THE
FIRST OF THE MONTH IS 83 DEGREES...AND THE AVERAGE LOW TEMPERATURE
IS 54 DEGREES. THE AVERAGE HIGH BY THE END OF THE MONTH IS 77
DEGREES...AND THE AVERAGE LOW TEMPERATURE IS 48 DEGREES. THE AVERAGE
MONTHLY PRECIPITATION IS 0.61 INCHES.

$$


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