Climatological Report (Monthly)
Issued by NWS Riverton, WY

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CXUS55 KRIW 020133
CLMRIW

CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
735 PM MDT SAT JUL 1 2017

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

...OFFICIAL CLIMATE DATA FOR THE MONTH OF JUNE 2017 WILL BE
AVAILABLE APPROXIMATELY IN AUGUST 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 JUNE...

THE AVERAGE TEMPERATURE FOR RIVERTON IN JUNE WAS 64.2 DEGREES...
WHICH WAS 1.0 DEGREES ABOVE NORMAL. THE WARMEST READING OF THE MONTH
WAS 92 DEGREES ON THE 21ST.  THE COLDEST READING WAS 40 DEGREES ON
THE 13TH. A HIGH OF 89 DEGREES ON THE 8TH TIED THE RECORD HIGH FOR
THE DATE SET IN 2012.

THE FOLLOWING DAILY RECORD LOWS WERE SET OR TIED...
DATE          2017 LOW TEMPERATURE      PREVIOUS RECORD
24TH              41                     41 IN 2003 (TIE)
29TH              43                     47 IN 2014
30TH              44                     46 IN 2005

TOTAL PRECIPITATION FOR THE MONTH WAS 0.20 INCHES...WHICH WAS ONLY
16 PERCENT OF NORMAL...AND THE 4TH DRIEST JUNE ON RECORD.  THE
WETTEST 24 HOUR PERIOD WAS ON THE 11TH...WHEN 0.10 OF AN INCH FELL.
A DAILY PRECIPITATION RECORD OF 0.02 OF AND INCH WAS SET ON THE
29TH...BREAKING THE RECORD OF A TRACE SET IN 2005.  NO SNOW FELL
DURING THE MONTH.  THE HIGHEST WIND GUST WAS 59 MPH ON THE 28TH.

...THE RIVERTON WY CLIMATE SUMMARY FOR THE MONTH OF JUNE 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              99   06/24/2012
 LOW               32   06/04/1998
                        06/03/1998
HIGHEST            92   06/21
LOWEST             40   06/13
AVG. MAXIMUM     80.0              77.7     2.3
AVG. MINIMUM     48.3              48.8    -0.5
MEAN             64.2              63.2     1.0
DAYS MAX >= 90      3
DAYS MAX <= 32      0
DAYS MIN <= 32      0
DAYS MIN <= 0       0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM         2.47   2003
 MINIMUM            T   2012
TOTALS           0.20              1.28   -1.08
DAILY AVG.       0.01              0.04   -0.03
DAYS >= .01         4
DAYS >= .10         1
DAYS >= .50         0
DAYS >= 1.00        0
GREATEST
 24 HR. TOTAL    0.10   06/11 TO 06/11
 STORM TOTAL       MM
 (MM/DD(HH))

SNOWFALL (INCHES)
TOTALS            0.0                MM      MM
SINCE 7/1        66.4                MM      MM
SNOWDEPTH AVG.      0
DAYS >= 1.0         0

DEGREE_DAYS
HEATING TOTAL      69               119     -50
 SINCE 7/1       7641              7870    -229
COOLING TOTAL      51                66     -15
 SINCE 1/1         51                75     -24
.................................................

WIND (MPH)
AVERAGE WIND SPEED              9.5
RESULTANT WIND SPEED/DIRECTION   3/319
HIGHEST WIND SPEED/DIRECTION    47/310    DATE  06/20
HIGHEST GUST SPEED/DIRECTION    59/310    DATE  06/28

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.10
NUMBER OF DAYS FAIR           26
NUMBER OF DAYS PC              4
NUMBER OF DAYS CLOUDY          0

AVERAGE RH (PERCENT)     46

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0     MIXED PRECIP               0
HEAVY RAIN                1     RAIN                       0
LIGHT RAIN               11     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                0     SLEET                      0
FOG                       2     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 2017...THE AVERAGE HIGH TEMPERATURE ON THE
FIRST OF THE MONTH IS 84 DEGREES...AND THE AVERAGE LOW TEMPERATURE
IS 53 DEGREES. THE AVERAGE HIGH BY THE END OF THE MONTH IS 89
DEGREES...AND THE AVERAGE LOW TEMPERATURE IS 57. THE AVERAGE MONTHLY
PRECIPITATION IS 0.89 INCHES.


$$


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