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177
CXUS55 KRIW 012105
CLMWRL

CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
201 PM MST THU JAN 1 2015

...PRELIMINARY MONTHLY CLIMATE SUMMARY FOR WORLAND MUNICIPAL AIRPORT
FOR THE MONTH OF DECEMBER 2014...

...OFFICIAL CLIMATE DATA FOR THE MONTH OF DECEMBER 2014 WILL BE
AVAILABLE APPROXIMATELY IN FEBRUARY 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.CRH.NOAA.GOV/RIW/CLIMATE/...

...WORLAND WAS SLIGHTLY WARMER AND WETTER THAN NORMAL IN DECEMBER...

THE AVERAGE TEMPERATURE FOR WORLAND IN DECEMBER WAS 17.9 DEGREES...
WHICH WAS 0.4 DEGREES ABOVE NORMAL. THE WARMEST DAILY HIGH WAS 56
DEGREES ON THE 13TH...AND THE COLDEST READING WAS 31 BELOW ON THE
31ST. THERE WAS ONE NEW DAILY RECORD HIGH TEMPERATURE TIED DURING
THE MONTH...53 DEGREES ON THE 12TH.

TOTAL PRECIPITATION FOR THE MONTH WAS 0.70 INCHES...WHICH WAS 304
PERCENT OF NORMAL...AND THE 3RD WETTEST DECEMBER ON THE BOOKS SINCE
RECORDS STARTED IN 1960. THE WETTEST 24 HOUR PERIOD DURING THE MONTH
WAS ON THE 14TH AND 15TH...WHEN 0.27 OF AN INCH OF PRECIPITATION
FELL. THERE WERE TWO NEW PRECIPITATION RECORDS SET DURING THE
MONTH...0.15 OF AN INCH ON THE 15TH...AND 0.25 OF AN INCH ON THE
25TH. THE HIGHEST WIND GUST WAS 37 MPH...WHICH OCCURRED ON THE 22ND.

...THE WORLAND WY CLIMATE SUMMARY FOR THE MONTH OF DECEMBER 2014...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1947 TO 2014

WEATHER         OBSERVED          NORMAL  DEPART
                 VALUE   DATE(S)  VALUE   FROM
                                          NORMAL
................................................
TEMPERATURE (F)
RECORD
 HIGH              64   12/10/1981
 LOW              -50   12/21/1990
HIGHEST            56   12/13
LOWEST            -31   12/31
AVG. MAXIMUM     29.0              30.6    -1.6
AVG. MINIMUM      6.7               4.5     2.2
MEAN             17.9              17.5     0.4
DAYS MAX >= 90      0
DAYS MAX <= 32     16
DAYS MIN <= 32     30
DAYS MIN <= 0       9

PRECIPITATION (INCHES)
RECORD
 MAXIMUM         0.88   MM
 MINIMUM         0.00   2006
TOTALS           0.70              0.23    0.47
DAILY AVG.       0.02
DAYS >= .01         7
DAYS >= .10         3
DAYS >= .50         0
DAYS >= 1.00        0
GREATEST
 24 HR. TOTAL    0.27   12/14 TO 12/15

DEGREE_DAYS
HEATING TOTAL    1454              1471     -17
 SINCE 7/1       3370              3363       7
COOLING TOTAL       0                 0       0
 SINCE 1/1        543               535       8
.................................................

WIND (MPH)
AVERAGE WIND SPEED              5.1
RESULTANT WIND SPEED/DIRECTION   1/200
HIGHEST WIND SPEED/DIRECTION    30/340    DATE  12/22
HIGHEST GUST SPEED/DIRECTION    37/350    DATE  12/22

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.30
NUMBER OF DAYS FAIR           20
NUMBER OF DAYS PC              6
NUMBER OF DAYS CLOUDY          5

AVERAGE RH (PERCENT)     80

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0     MIXED PRECIP               0
HEAVY RAIN                0     RAIN                       1
LIGHT RAIN                1     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       3
LIGHT SNOW                8     SLEET                      0
FOG                      19     FOG W/VIS <= 1/4 MILE      4
HAZE                      7

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

LOOKING AHEAD TO JANUARY 2015...THE AVERAGE HIGH TEMPERATURE ON THE
FIRST OF THE MONTH IS 30 DEGREES...AND THE AVERAGE LOW TEMPERATURE
IS 3 DEGREES. THE AVERAGE HIGH BY THE END OF THE MONTH IS 32
DEGREES...AND THE AVERAGE LOW IS 6. THE AVERAGE MONTHLY
PRECIPITATION IS 0.23 INCHES.

$$






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