Climatological Report (Monthly)
Issued by NWS

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CXUS55 KRIW 011734
CLMWRL

CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
1035 AM MST SAT JAN 01 2022

...PRELIMINARY MONTHLY CLIMATE SUMMARY FOR WORLAND MUNICIPAL AIRPORT
FOR THE MONTH OF DECEMBER  2021...

...OFFICIAL CLIMATE DATA FOR THE MONTH OF DECEMBER 2021 WILL BE
AVAILABLE APPROXIMATELY IN 60 DAYS FROM THE NATIONAL CENTERS FOR
ENVIRONMENTAL INFORMATION (HTTP://WWW.NCDC.NOAA.GOV/CDO-
WEB/DATASETS). UNOFFICIAL ASOS DAILY SUMMARIES ARE AVAILABLE ON THE
INTERNET AT HTTP://WWW.WEATHER.GOV/CLIMATE/INDEX.PHP?WFO=RIW

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

AVERAGE TEMPERATURE FOR WORLAND IN DECEMBER WAS 23.8 DEGREES WHICH
WAS 5.6 DEGREES ABOVE NORMAL. THE WARMEST READING OF THE MONTH WAS
58 DEGREES ON THE 14TH...WHICH BROKE THE 2003 RECORD OF 57. THE
COLDEST READING OF THE MONTH WAS 12 DEGREES BELOW ZERO ON THE 31ST.

TOTAL PRECIPITATION FOR DECEMBER WAS 0.19 INCHES...WHICH WAS 106
PERCENT OF NORMAL. THE WETTEST 24-HOUR PERIOD DURING THE MONTH WAS
ON THE 24TH WHEN 0.10 INCHES FELL. THERE WERE NO PRECIPITATION
RECORDS SET FOR THE MONTH. THE HIGHEST WIND GUST WAS 47 MPH FROM THE
NORTHWEST ON THE 15TH.

...THE WORLAND WY CLIMATE SUMMARY FOR THE MONTH OF DECEMBER 2021...

CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1947 TO 2021

WEATHER         OBSERVED          NORMAL  DEPART   LAST YEAR`S
                VALUE   DATE(S)   VALUE   FROM     VALUE
                                          NORMAL
..............................................................
TEMPERATURE (F)
RECORD
 HIGH             64   12/10/1981
 LOW             -50   12/21/1990
HIGHEST           58   12/14
LOWEST           -12   12/31
AVG. MAXIMUM    37.9               31.5     6.4
AVG. MINIMUM     9.8                4.8     5.0
MEAN            23.8               18.2     5.6
DAYS MAX >= 90     0
DAYS MAX <= 32    10
DAYS MIN <= 32    30
DAYS MIN <= 0      6

PRECIPITATION (INCHES)
RECORD
 MAXIMUM        0.88   MM
 MINIMUM        0.00   2006
TOTALS          0.19               0.18    0.01     0.09
DAILY AVG.      0.01               0.01    0.00
DAYS >= .01        4
DAYS >= .10        1
DAYS >= .50        0
DAYS >= 1.00       0
GREATEST
 24 HR. TOTAL   0.10   12/24 TO 12/24
 STORM TOTAL    0.10


DEGREE DAYS
HEATING TOTAL   1269               1452    -183
 SINCE 7/1      2825               3360    -535
COOLING TOTAL      0                  0       0
 SINCE 1/1       787                528     259
..............................................................

WIND (MPH)
AVERAGE WIND SPEED              6.2
RESULTANT WIND SPEED/DIRECTION   2/180
HIGHEST WIND SPEED/DIRECTION    36/330    DATE  12/15
HIGHEST GUST SPEED/DIRECTION    47/320    DATE  12/15

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.20
NUMBER OF DAYS FAIR           24
NUMBER OF DAYS PC              6
NUMBER OF DAYS CLOUDY          1

AVERAGE RH (PERCENT)     65

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                1     SNOW                       2
LIGHT SNOW               10     SLEET                      0
FOG                       9     FOG W/VIS <= 1/4 MILE      3
HAZE                      2

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

LOOKING AHEAD TO JANUARY 2022...THE AVERAGE HIGH TEMPERATURE ON THE
FIRST OF THE MONTH IS 30 DEGREES...AND THE AVERAGE LOW TEMPERATURE
IS 2 DEGREES. THE AVERAGE HIGH BY THE END OF THE MONTH IS 32
DEGREES...AND THE AVERAGE LOW TEMPERATURE IS 5 DEGREES. THE AVERAGE
MONTHLY PRECIPITATION IS 0.22 INCHES.

$$


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