Climatological Report (Monthly)
Issued by NWS

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616
CXUS55 KRIW 012342
CLMWRL

CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
545 PM MDT WED NOV 1 2017

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

...OFFICIAL CLIMATE DATA FOR THE MONTH OF OCTOBER 2017 WILL BE
AVAILABLE APPROXIMATELY IN DECEMBER 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 COLDER AND DRIER THAN NORMAL IN OCTOBER...

THE AVERAGE TEMPERATURE FOR WORLAND IN OCTOBER WAS 43.1 DEGREES...
WHICH WAS 2.4 DEGREES BELOW NORMAL. THIS WAS THE 5TH COLDEST OCTOBER
ON RECORD. THE WARMEST READING OF THE MONTH WAS 77 DEGREES ON THE
7TH AND 19TH. THE COLDEST READING WAS 11 DEGREES ON THE 31ST. THE
LOW ON THE 3RD OF 26 DEGREES TIED THE PREVIOUS RECORD SET IN 2014.
14 DEGREES ON THE 27TH BROKE THE 1996 RECORD OF 16 DEGREES.

TOTAL PRECIPITATION FOR THE MONTH WAS 0.23 OF AN INCH...WHICH WAS 33
PERCENT OF NORMAL. THE WETTEST 24 HOUR PERIOD WAS THE 8TH...WHEN
0.14 INCHES FELL. NO PRECIPITATION RECORDS WERE BROKEN. THE HIGHEST
WIND GUST WAS 45 MPH ON THE 26TH.

...THE WORLAND WY CLIMATE SUMMARY FOR THE MONTH OF OCTOBER 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              91   10/01/2011
 LOW               -3   10/31/1991
HIGHEST            77   10/19
                        10/07
LOWEST             11   10/31
AVG. MAXIMUM     60.0              60.3    -0.3
AVG. MINIMUM     26.2              30.7    -4.5
MEAN             43.1              45.5    -2.4
DAYS MAX >= 90      0
DAYS MAX <= 32      0
DAYS MIN <= 32     25
DAYS MIN <= 0       0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM         2.54   MM
 MINIMUM         0.09   1987
TOTALS           0.23              0.69   -0.46
DAILY AVG.       0.01
DAYS >= .01         3
DAYS >= .10         1
DAYS >= .50         0
DAYS >= 1.00        0
GREATEST
 24 HR. TOTAL    0.14   10/08 TO 10/08

DEGREE_DAYS
HEATING TOTAL     673               605      68
 SINCE 7/1        942               862      80
COOLING TOTAL       0                 0       0
 SINCE 1/1        588               535      53
.................................................

WIND (MPH)
AVERAGE WIND SPEED              6.2
RESULTANT WIND SPEED/DIRECTION   1/212
HIGHEST WIND SPEED/DIRECTION    35/330    DATE  10/26
HIGHEST GUST SPEED/DIRECTION    45/330    DATE  10/26

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.20
NUMBER OF DAYS FAIR           21
NUMBER OF DAYS PC              8
NUMBER OF DAYS CLOUDY          2

AVERAGE RH (PERCENT)     59

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0     MIXED PRECIP               0
HEAVY RAIN                0     RAIN                       1
LIGHT RAIN                5     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                1     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 NOVEMBER 2017...THE AVERAGE HIGH TEMPERATURE ON THE
FIRST OF THE MONTH IS 53 DEGREES... AND THE AVERAGE LOW TEMPERATURE
IS 25 DEGREES. THE AVERAGE HIGH BY THE END OF THE MONTH IS 35
DEGREES...AND THE AVERAGE LOW TEMPERATURE IS 9 DEGREES. THE AVERAGE
MONTHLY PRECIPITATION IS 0.35 INCHES.

$$



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