Climatological Report (Monthly)
Issued by NWS

Home | Current Version | Previous Version | Text Only | Print | Product List | Glossary Off
Versions: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37

000
CXUS55 KRIW 012041
CLMP60

CLMP60


CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
1243 PM MDT WED JUL 1 2015

...PRELIMINARY MONTHLY CLIMATE SUMMARY FOR THE LAKE YELLOWSTONE FOR
THE MONTH OF JUNE 2015...

...OFFICIAL CLIMATE DATA FOR THE MONTH OF JUNE 2015 WILL BE
AVAILABLE APPROXIMATELY IN AUGUST 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

...LAKE YELLOWSTONE HAD THE WARMEST AND THE 4TH DRIEST JUNE...

THE AVERAGE TEMPERATURE FOR LAKE YELLOWSTONE IN JUNE WAS 53.9
DEGREES...WHICH WAS 5.8 DEGREES ABOVE NORMAL. THIS MAKES IT THE
WARMEST JUNE ON RECORD. THE WARMEST READING OF THE MONTH WAS 83
DEGREES ON THE 29TH. THIS SET A NEW RECORD FOR THE DAY AND THE
MONTH...BREAKING THE PREVIOUS RECORD OF 82 DEGREES...SET IN 2007. A
RECORD HIGH OF 80 DEGREES OCCURRED ON THE 30TH...BREAKING THE
PREVIOUS RECORD OF 79 SET IN 2013. A RECORD HIGH OF 82 DEGREES
OCCURRED ON THE 28TH...TYING THE PREVIOUS RECORD ALSO SET IN 2013. A
RECORD HIGH OF 81 DEGREES OCCURRED ON THE 27TH...BREAKING THE
PREVIOUS RECORD OF 77 ALSO SET IN 2013. A RECORD HIGH OF 74 DEGREES
OCCURRED ON THE 18TH...BREAKING THE PREVIOUS RECORD OF 73 ALSO SET
IN 2013. A RECORD HIGH OF 69 DEGREES OCCURRED ON THE 14TH AND
11TH...BREAKING THE PREVIOUS RECORDS OF 67 SET IN 2013 AND
2003...RESPECTIVELY. ANOTHER RECORD HIGH OF 73 DEGREES OCCURRED ON
THE 8TH...BREAKING THE PREVIOUS RECORD OF 71 DEGREES SET IN 2001.
THE COLDEST READING OF THE MONTH WAS 30 DEGREES ON THE 2ND AND 3RD.

TOTAL PRECIPITATION FOR THE MONTH WAS 0.91 INCHES...WHICH WAS 46
PERCENT OF NORMAL. THIS MAKES IT THE 4TH DRIEST JUNE ON RECORD. THE
WETTEST 24 HOUR PERIOD OF THE MONTH WAS THE 15TH AND 16TH...WHEN
0.56 OF AN INCH OF PRECIPITATION FELL. 0.44 OF AN INCH OF
PRECIPITATION FELL ON THE 16TH...BREAKING THE PREVIOUS RECORD OF
0.30 SET IN 2014. THE HIGHEST WIND GUST WAS 42 MPH ON THE 1ST.

...THE LAKE YELLOWSTONE WY CLIMATE SUMMARY FOR THE MONTH OF JUNE 2015...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1998 TO 2015

WEATHER         OBSERVED          NORMAL  DEPART
                 VALUE   DATE(S)  VALUE   FROM
                                          NORMAL
................................................
TEMPERATURE (F)
RECORD
 HIGH              83   06/29/2015
 LOW               21   06/04/2011
HIGHEST            83R  06/29
LOWEST             30   06/03
                        06/02
AVG. MAXIMUM     70.2
AVG. MINIMUM     37.6
MEAN             53.9              48.6     5.3
DAYS MAX >= 90      0
DAYS MAX <= 32      0
DAYS MIN <= 32      4
DAYS MIN <= 0       0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM         4.34   2010
 MINIMUM         0.35   2007
TOTALS           0.91              2.00   -1.09
DAILY AVG.       0.03
DAYS >= .01         7
DAYS >= .10         3
DAYS >= .50         0
DAYS >= 1.00        0
GREATEST
 24 HR. TOTAL    0.56   06/15 TO 06/16

DEGREE_DAYS
HEATING TOTAL     326               493    -167
 SINCE 7/1      10762             11521    -759
COOLING TOTAL       1                 0       1
 SINCE 1/1          1                 0       1
.................................................

WIND (MPH)
AVERAGE WIND SPEED              2.8
HIGHEST WIND SPEED/DIRECTION    25/270    DATE  06/01
HIGHEST GUST SPEED/DIRECTION    42/250    DATE  06/01

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.00
NUMBER OF DAYS FAIR           30
NUMBER OF DAYS PC              0
NUMBER OF DAYS CLOUDY          0

AVERAGE RH (PERCENT)     59

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

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

LOOKING AHEAD TO JULY 2015...THE AVERAGE HIGH TEMPERATURE ON THE
FIRST OF THE MONTH IS 73 DEGREES...AND THE AVERAGE LOW TEMPERATURE
IS 39 DEGREES. THE AVERAGE HIGH BY THE END OF THE MONTH IS 72
DEGREES...AND THE AVERAGE LOW TEMPERATURE IS 40 DEGREES. THE AVERAGE
MONTHLY PRECIPITATION IS 1.24 INCHES.

$$


USA.gov is the U.S. government's official web portal to all federal, state and local government web resources and services.