Climatological Report (Monthly)
Issued by NWS

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CXUS55 KRIW 021019 RRA
CLMRKS

CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
1100 AM MDT WED JUL 1 2020

...PRELIMINARY MONTHLY CLIMATE SUMMARY FOR THE SOUTHWEST WYOMING
REGIONAL AIRPORT NEAR ROCK SPRINGS FOR THE MONTH OF JUNE 2020...

...OFFICIAL CLIMATE DATA FOR THE MONTH OF JUNE 2020 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

...ROCK SPRINGS HAS MAINLY NORMAL CLIMATE VALUES IN JUNE...

THE AVERAGE TEMPERATURE FOR ROCK SPRINGS IN JUNE WAS 60.3
DEGREES...WHICH WAS 0.3 DEGREES BELOW NORMAL. THE WARMEST READING OF
THE MONTH WAS 89 DEGREES ON THE 5TH. THE COLDEST READING WAS 33
DEGREES ON THE 9TH AND 18TH. ONE DAILY HIGH RECORD WAS ON THE 1ST
WITH 85 DEGREES...TYING THE RECORD SET IN 1977

TOTAL PRECIPITATION FOR THE MONTH WAS 0.9 INCHES...WHICH IS 114
PERCENT OF NORMAL. THE WETTEST 24 HOUR PERIOD WAS ON THE 6TH WHEN
0.41 INCHES FELL...WHICH ALSO BREAKS THE DAILY RECORD FOR PRECIPITATION
WHICH WAS 0.22 SET IN 1958. THE HIGHEST WIND GUST WAS 68 MPH ON THE
6TH.

...THE ROCK SPRINGS WY CLIMATE SUMMARY FOR THE MONTH OF JUNE 2020...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1948 TO 2020

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            89   06/05
LOWEST             33   06/18
                        06/09
                        06/08
AVG. MAXIMUM     74.3              74.8    -0.5
AVG. MINIMUM     46.3              46.4    -0.1
MEAN             60.3              60.6    -0.3
DAYS MAX >= 90      0
DAYS MAX <= 32      0
DAYS MIN <= 32      0
DAYS MIN <= 0       0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM         3.49   1969
 MINIMUM         0.00   1956
TOTALS           0.90              0.79    0.11
DAILY AVG.       0.03              0.03    0.00
DAYS >= .01         4
DAYS >= .10         3
DAYS >= .50         0
DAYS >= 1.00        0
GREATEST
 24 HR. TOTAL    0.41   06/06

DEGREE_DAYS
HEATING TOTAL     177               167      10
 SINCE 7/1       8391              8142     249
COOLING TOTAL      41                35       6
 SINCE 1/1         48                36      12
.................................................

WIND (MPH)
AVERAGE WIND SPEED              12.3
RESULTANT WIND SPEED/DIRECTION   8/248
HIGHEST WIND SPEED/DIRECTION    52/210    DATE  06/06
HIGHEST GUST SPEED/DIRECTION    68/210    DATE  06/06

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              4     MIXED PRECIP                0
HEAVY RAIN                2     RAIN                        2
LIGHT RAIN                9     FREEZING RAIN               0
LT FREEZING RAIN          0     HAIL                        0
HEAVY SNOW                0     SNOW                        0
LIGHT SNOW                1     SLEET                       0
FOG                       5     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 JULY 2020...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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