Climatological Report (Monthly)
Issued by NWS

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CXUS55 KRIW 020920 AAA
CLMWRL

CLIMATE REPORT...AMENDED
NATIONAL WEATHER SERVICE RIVERTON WY
657 PM MDT THU JUN 1 2017

...PRELIMINARY MONTHLY CLIMATE SUMMARY FOR WORLAND MUNICIPAL AIRPORT
FOR THE MONTH OF MAY 2017...

...OFFICIAL CLIMATE DATA FOR THE MONTH OF MAY 2017 WILL BE
AVAILABLE APPROXIMATELY IN JULY 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...

...WORLAND WAS DRIER THAN NORMAL IN MAY...

THE AVERAGE TEMPERATURE FOR WORLAND IN MAY WAS 55.3 DEGREES... WHICH
WAS 0.1 DEGREES BELOW NORMAL. THE WARMEST READING OF THE MONTH WAS
86 DEGREES ON THE 6TH AND 31ST. THE COLDEST READING WAS 33 DEGREES
ON THE 14TH AND 20TH. NO TEMPERATURE RECORDS WERE SET DURING THE
MONTH.

TOTAL PRECIPITATION FOR THE MONTH WAS 0.92 OF AN INCH...WHICH WAS 65
PERCENT OF NORMAL. THE WETTEST 24 HOUR PERIOD WAS THE 17TH...WHEN
0.35 INCHES FELL. NO PRECIPITATION RECORDS WERE SET DURING THE
MONTH. THE HIGHEST WIND GUST WAS 50 MPH ON THE 28TH.

...THE WORLAND WY CLIMATE SUMMARY FOR THE MONTH OF MAY 2017...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1947 TO 2017

WEATHER         OBSERVED          NORMAL  DEPART
                 VALUE   DATE(S)  VALUE   FROM
                                          NORMAL
................................................
TEMPERATURE (F)
RECORD
 HIGH              98   05/27/1969
 LOW               20   05/09/2002
HIGHEST            86   05/31
                        05/06
LOWEST             33   05/20
                        05/14
AVG. MAXIMUM     69.9              69.9     0.0
AVG. MINIMUM     40.6              40.9    -0.3
MEAN             55.3              55.4    -0.1
DAYS MAX >= 90      0
DAYS MAX <= 32      0
DAYS MIN <= 32      0
DAYS MIN <= 0       0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM         4.53   2011
 MINIMUM         0.06   1960
TOTALS           0.92              1.42   -0.50
DAILY AVG.       0.03
DAYS >= .01         9
DAYS >= .10         4
DAYS >= .50         0
DAYS >= 1.00        0
GREATEST
 24 HR. TOTAL    0.35   05/17 TO 05/17

DEGREE_DAYS
HEATING TOTAL     295               309     -14
 SINCE 7/1       7409              7776    -367
COOLING TOTAL       0                11     -11
 SINCE 1/1          0                12     -12
.................................................

WIND (MPH)
AVERAGE WIND SPEED              7.3
RESULTANT WIND SPEED/DIRECTION   1/242
HIGHEST WIND SPEED/DIRECTION    37/360    DATE  05/28
HIGHEST GUST SPEED/DIRECTION    50/350    DATE  05/28

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.30
NUMBER OF DAYS FAIR           20
NUMBER OF DAYS PC              7
NUMBER OF DAYS CLOUDY          4

AVERAGE RH (PERCENT)     60

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0     MIXED PRECIP               0
HEAVY RAIN                2     RAIN                       3
LIGHT RAIN               10     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                0     SLEET                      0
FOG                       4     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 JUNE 2017...THE AVERAGE HIGH TEMPERATURE ON THE
FIRST OF THE MONTH IS 75 DEGREES... AND THE AVERAGE LOW TEMPERATURE
IS 46 DEGREES. THE AVERAGE HIGH BY THE END OF THE MONTH IS 86
DEGREES...AND THE AVERAGE LOW TEMPERATURE IS 53 DEGREES. THE AVERAGE
MONTHLY PRECIPITATION IS 1.15 INCHES.

$$


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