Climatological Report (Monthly)
Issued by NWS Riverton, WY

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CXUS55 KRIW 021319
CLMRIW

CYSCLMRIW 000
TTAA00 KRIW 011318


CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
610 AM MST MON DEC 1 2014

...PRELIMINARY MONTHLY CLIMATE SUMMARY FOR RIVERTON REGIONAL AIRPORT
FOR THE MONTH OF NOVEMBER 2014...

...OFFICIAL CLIMATE DATA FOR THE MONTH OF NOVEMBER 2014 WILL BE
AVAILABLE APPROXIMATELY IN JANUARY 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/...

...NOVEMBER WAS SLIGHTLY COOLER AND DRIER THAN NORMAL IN
RIVERTON....

THE AVERAGE TEMPERATURE FOR RIVERTON IN NOVEMBER WAS 28.0
DEGREES...WHICH WAS 2.4 DEGREES BELOW NORMAL. THE WARMEST READING
FOR THE MONTH WAS 71 DEGREES ON THE 1ST...WHICH ALSO BROKE THE
PREVIOUS RECORD OF 64...SET IN 2008. THIS ALSO SET A RECORD FOR THE
WARMEST RECORDED TEMPERATURE IN NOVEMBER. A RECORD HIGH TEMPERATURE
OF 64 DEGREES OCCURRED ON THE 9TH...BREAKING THE PREVIOUS RECORD OF
55...SET IN 1999. NEW RECORD HIGHS WERE SET 3 CONSECUTIVE DAYS TO
END THE MONTH. A RECORD HIGH OF 58 DEGREES OCCURRED ON THE
27TH...BREAKING THE PREVIOUS RECORD OF 53...SET IN 1998. A RECORD
HIGH OF 57 DEGREES OCCURRED ON THE 28TH...BREAKING THE PREVIOUS
RECORD OF 54...ALSO SET IN 1998. A RECORD HIGH OF 55 DEGREES
OCCURRED ON THE 29TH...BREAKING THE PREVIOUS RECORD OF 52...SET IN
2012. THE COLDEST READING OF THE MONTH WAS -21 DEGREES ON THE
13TH...WHICH ALSO BROKE THE PREVIOUS RECORD OF -8...SET 2000. THIS
ALSO SET A RECORD FOR THE COLDEST RECORDED TEMPERATURE IN NOVEMBER.
A RECORD LOW OF -18 DEGREES OCCURRED ON THE 12TH...BREAKING THE
PREVIOUS RECORD OF -11...SET IN 2000. A RECORD LOW OF -9 DEGREES
OCCURRED ON THE 15TH...BREAKING THE PREVIOUS RECORD OF -8...ALSO SET
IN 2000. A RECORD LOW OF -13 DEGREES OCCURRED ON THE 16TH...BREAKING
THE PREVIOUS RECORD OF 1 DEGREE...ALSO SET IN 2000.

TOTAL PRECIPITATION FOR THE MONTH WAS 0.42 OF AN INCH...WHICH WAS 84
PERCENT OF NORMAL. THE WETTEST 24 HOUR PERIOD OCCURRED ON THE 10TH
AND 11TH...WHEN 0.20 OF AN INCH OF PRECIPITATION FELL. 0.17 OF AN
INCH OF PRECIPITATION FELL ON THE 10TH...BREAKING THE PREVIOUS
RECORD OF 0.09 SET IN 2000. 0.10 OF AN INCH OF PRECIPITATION FELL ON
THE 11TH...BREAKING THE PREVIOUS RECORD OF A TRACE SET IN 2012. 0.02
OF AN INCH OF PRECIPITATION FELL ON THE 15TH...TYING THE PREVIOUS
RECORD SET IN 2000. 0.06 OF AN INCH OF PRECIPITATION FELL ON THE
25TH...BREAKING THE PREVIOUS RECORD OF 0.01...SET IN 2011. 1.9
INCHES OF SNOW FELL ON THE 10TH...BREAKING THE PREVIOUS RECORD OF
1.3 INCHES...SET IN 2000. 0.60 OF AN INCH OF SNOW FELL ON THE
11TH...BREAKING THE PREVIOUS RECORD OF A TRACE...SET IN 2012. 1.5
INCHES OF SNOW FELL ON THE 25TH...BREAKING THE PREVIOUS RECORD OF
0.40...SET IN 1996. THE HIGHEST WIND GUST WAS 50 MPH...WHICH
OCCURRED ON THE 10TH.

...THE RIVERTON WY CLIMATE SUMMARY FOR THE MONTH OF NOVEMBER 2014...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1995 TO 2014

WEATHER         OBSERVED          NORMAL  DEPART
                 VALUE   DATE(S)  VALUE   FROM
                                          NORMAL
................................................
TEMPERATURE (F)
RECORD
 HIGH              71   11/01/2014
 LOW              -21   11/13/2014
HIGHEST            71R  11/01
LOWEST            -21R  11/13
AVG. MAXIMUM     39.8              41.7    -1.9
AVG. MINIMUM     16.2              19.2    -3.0
MEAN             28.0              30.4    -2.4
DAYS MAX >= 90      0
DAYS MAX <= 32     10
DAYS MIN <= 32     23
DAYS MIN <= 0       8

PRECIPITATION (INCHES)
RECORD
 MAXIMUM         0.53   1998
 MINIMUM         0.03   2013
                        2009
TOTALS           0.42              0.50   -0.08
DAILY AVG.       0.01              0.02   -0.01
DAYS >= .01         7
DAYS >= .10         2
DAYS >= .50         0
DAYS >= 1.00        0
GREATEST
 24 HR. TOTAL    0.20   11/10 TO 11/11
 STORM TOTAL       MM
 (MM/DD(HH))

SNOWFALL (INCHES)
TOTALS            5.2R               MM      MM
SINCE 7/1         5.5                MM      MM
SNOWDEPTH AVG.      1
DAYS >= 1.0         2

DEGREE_DAYS
HEATING TOTAL    1101              1036      65
 SINCE 7/1       1777              1916    -139
COOLING TOTAL       0                 0       0
 SINCE 1/1        431               494     -63
.................................................

WIND (MPH)
AVERAGE WIND SPEED              8.7
RESULTANT WIND SPEED/DIRECTION   4/287
HIGHEST WIND SPEED/DIRECTION    39/010    DATE  11/10
HIGHEST GUST SPEED/DIRECTION    50/020    DATE  11/10

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.20
NUMBER OF DAYS FAIR           25
NUMBER OF DAYS PC              3
NUMBER OF DAYS CLOUDY          2

AVERAGE RH (PERCENT)     60

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0     MIXED PRECIP               0
HEAVY RAIN                0     RAIN                       0
LIGHT RAIN                2     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                1     SNOW                       2
LIGHT SNOW                7     SLEET                      0
FOG                       9     FOG W/VIS <= 1/4 MILE      3
HAZE                      5

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

LOOKING AHEAD TO DECEMBER 2014...THE AVERAGE HIGH TEMPERATURE ON
THE FIRST OF THE MONTH IS 35 DEGREES...AND THE AVERAGE LOW
TEMPERATURE IS 8 DEGREES. THE AVERAGE HIGH BY THE END OF THE MONTH
IS 27 DEGREES...AND THE AVERAGE LOW TEMPERATURE IS -1. THE AVERAGE
MONTHLY PRECIPITATION IS 0.25 INCHES. THE MONTHLY AVERAGE SNOWFALL
IS 4.3 INCHES.

$$





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