Climatological Report (Monthly)
Issued by NWS

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CXUS55 KRIW 012219
CLMRKS

CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
422 PM MDT MON JUL 1 2019

...PRELIMINARY MONTHLY CLIMATE SUMMARY FOR THE SOUTHWEST WYOMING
REGIONAL AIRPORT NEAR ROCK SPRINGS FOR THE MONTH OF JUNE 2019...

...OFFICIAL CLIMATE DATA FOR THE MONTH OF JUNE 2019 WILL BE
AVAILABLE APPROXIMATELY IN 60 DAYS FROM THE NATIONAL CENTERS FOR
ENVIRONMENTAL INFORMATION (HTTP://WWW.NCDC.NOAA.GOV/CDO-
WEB/DATASETS). UNOFFICIAL ASOS DAILY SUMMARIES ARE AVAILABLE ON THE
INTERNET AT HTTP://WWW.WEATHER.GOV/CLIMATE/INDEX.PHP?WFO=RIW

...JUNE WAS COOLER AND DRIER THAN NORMAL FOR ROCK SPRINGS...

THE AVERAGE TEMPERATURE FOR ROCK SPRINGS IN JUNE WAS 58.5
DEGREES...WHICH 2.1 DEGREES BELOW NORMAL. THE WARMEST READING OF THE
MONTH WAS 86 DEGREES ON THE 28TH AND THE 29TH...AND THE COLDEST
READING WAS 30 DEGREES ON THE 9TH. ONE DAILY RECORD LOW WAS SET IN
JUNE...37 DEGREES ON THE 23RD TIED WITH THE PREVIOUS RECORD FROM
2003.

TOTAL PRECIPITATION FOR THE MONTH WAS 0.21 INCHES WHICH IS ONLY 27
PERCENT OF NORMAL. THE WETTEST 24 HOUR PERIOD WAS ON THE 13TH WHEN
0.13 INCHES FELL. NO PRECIPITATION RECORDS WERE BROKEN IN JUNE. THE
HIGHEST WIND GUST WAS 50 MPH ON THE 13TH

...THE ROCK SPRINGS WY CLIMATE SUMMARY FOR THE MONTH OF JUNE 2019...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1948 TO 2019

WEATHER         OBSERVED          NORMAL  DEPART
                 VALUE   DATE(S)  VALUE   FROM
                                          NORMAL
................................................
TEMPERATURE (F)
RECORD
 HIGH              96   06/23/1954
 LOW               26   06/03/1951
                        06/02/1951
HIGHEST            86   06/29
                        06/28
LOWEST             30   06/09
AVG. MAXIMUM     72.7              74.8    -2.1
AVG. MINIMUM     44.4              46.4    -2.0
MEAN             58.5              60.6    -2.1
DAYS MAX >= 90      0
DAYS MAX <= 32      0
DAYS MIN <= 32      1
DAYS MIN <= 0       0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM         3.49   1969
 MINIMUM         0.00   1956
TOTALS           0.21              0.79   -0.58
DAILY AVG.       0.01              0.03   -0.02
DAYS >= .01         4
DAYS >= .10         1
DAYS >= .50         0
DAYS >= 1.00        0
GREATEST
 24 HR. TOTAL    0.13   06/13 TO 06/13

DEGREE_DAYS
HEATING TOTAL     200               167      33
 SINCE 7/1       8768              8142     626
COOLING TOTAL      13                35     -22
 SINCE 1/1         13                36     -23
.................................................

WIND (MPH)
AVERAGE WIND SPEED              10.6
RESULTANT WIND SPEED/DIRECTION   7/250
HIGHEST WIND SPEED/DIRECTION    41/280    DATE  06/13
HIGHEST GUST SPEED/DIRECTION    50/270    DATE  06/13

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.20
NUMBER OF DAYS FAIR           23
NUMBER OF DAYS PC              6
NUMBER OF DAYS CLOUDY          1

AVERAGE RH (PERCENT)     44

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0     MIXED PRECIP                0
HEAVY RAIN                1     RAIN                        1
LIGHT RAIN               11     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                      1

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

LOOKING AHEAD TO JULY 2019...THE AVERAGE HIGH TEMPERATURE ON THE
FIRST OF THE MONTH IS 81 DEGREES...AND THE AVERAGE LOW TEMPERATURE
IS 51 DEGREES. THE AVERAGE HIGH BY THE END OF THE MONTH IS 85
DEGREES...AND THE AVERAGE LOW TEMPERATURE IS 55 DEGREES. THE AVERAGE
MONTHLY PRECIPITATION IS 0.64 INCHES.

$$


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