Climatological Report (Monthly)
Issued by NWS

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CXUS55 KRIW 011232
CLMGEY

CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
330 AM MDT FRI JUL 1 2016

...PRELIMINARY MONTHLY CLIMATE SUMMARY FOR THE SOUTH BIG HORN COUNTY
AIRPORT NEAR GREYBULL FOR THE MONTH OF JUNE 2016...

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

...GREYBULL WAS MUCH WARMER AND DRIER THAN NORMAL IN JUNE...

THE AVERAGE TEMPERATURE FOR GREYBULL IN JUNE WAS 73.3
DEGREES...WHICH WAS 7.1 DEGREES ABOVE NORMAL. THIS MAKES IT THE
WARMEST JUNE ON RECORD. THE WARMEST READING OF THE MONTH WAS 104
DEGREES ON THE 21ST...SETTING A NEW RECORD. THIS BROKE THE PREVIOUS
RECORD OF 98...SET IN 2005.  THE COLDEST READING WAS 42 DEGREES ON
THE 1ST. SEVERAL NEW RECORD HIGHS OCCURRED DURING THE MONTH...

95 DEGREES ON THE 9TH...    OLD RECORD WAS 95 IN 2015
99 DEGREES ON THE 10TH...   OLD RECORD WAS 97 IN 2001
90 DEGREES ON THE 11TH...   OLD RECORD WAS 89 IN 2000
92 DEGREES ON THE 16TH...   OLD RECORD WAS 90 IN 2002
99 DEGREES ON THE 18TH...   OLD RECORD WAS 92 IN 2015

TOTAL PRECIPITATION FOR THE MONTH WAS 0.17...WHICH WAS 14 PERCENT OF
NORMAL. THIS MAKES IT THE 2ND DRIEST JUNE ON RECORD. THE WETTEST 24
HOUR PERIOD WAS ON THE 11TH... WHEN 0.11 OF AN INCH FELL. NO
PRECIPITATION RECORDS OCCURRED DURING THE MONTH. THE HIGHEST WIND
GUST WAS 69 MPH ON THE 17TH.

...THE GREYBULL WY CLIMATE SUMMARY FOR THE MONTH OF JUNE 2016...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1998 TO 2016

WEATHER         OBSERVED          NORMAL  DEPART
                 VALUE   DATE(S)  VALUE   FROM
                                          NORMAL
................................................
TEMPERATURE (F)
RECORD
 HIGH             105   06/24/2012
                        06/29/2002
 LOW               32   06/07/2009
HIGHEST           104   06/21
LOWEST             42   06/01
AVG. MAXIMUM     90.2              80.9     9.3
AVG. MINIMUM     56.5              51.5     5.0
MEAN             73.3              66.2     7.1
DAYS MAX >= 90     17
DAYS MAX <= 32      0
DAYS MIN <= 32      0
DAYS MIN <= 0       0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM         2.42   2009
 MINIMUM         0.12   2012
TOTALS           0.17              1.20   -1.03
DAILY AVG.       0.01              0.04   -0.03
DAYS >= .01         3
DAYS >= .10         1
DAYS >= .50         0
DAYS >= 1.00        0
GREATEST
 24 HR. TOTAL    0.11   06/30 TO 06/30

DEGREE_DAYS
HEATING TOTAL       5                70     -65
 SINCE 7/1       6596              7750   -1154
COOLING TOTAL     262               106     156
 SINCE 1/1        273               126     147
.................................................

WIND (MPH)
AVERAGE WIND SPEED              8.4
HIGHEST WIND SPEED/DIRECTION    49/250    DATE  06/09
HIGHEST GUST SPEED/DIRECTION    69/290    DATE  06/17

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.10
NUMBER OF DAYS FAIR           29
NUMBER OF DAYS PC              1
NUMBER OF DAYS CLOUDY          0

AVERAGE RH (PERCENT)     36

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0     MIXED PRECIP               0
HEAVY RAIN                0     RAIN                       0
LIGHT RAIN                6     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                     17

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

LOOKING AHEAD TO JULY 2016...THE AVERAGE HIGH TEMPERATURE ON THE
FIRST OF THE MONTH IS 92 DEGREES...AND THE AVERAGE LOW TEMPERATURE
IS 59 DEGREES. THE AVERAGE HIGH BY THE END OF THE MONTH IS 92
DEGREES...AND THE AVERAGE LOW TEMPERATURE IS 60 DEGREES. THE AVERAGE
MONTHLY PRECIPITATION IS 0.17 INCHES.

$$



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