Climatological Report (Monthly)
Issued by NWS

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CXUS55 KRIW 031759
CLMBPI

CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
1053 AM MST WED JAN 03 2024

...PRELIMINARY MONTHLY CLIMATE SUMMARY FOR BIG PINEY FOR THE MONTH
OF DECEMBER 2023...

...OFFICIAL CLIMATE DATA FOR THE MONTH OF DECEMBER 2023 WILL BE
AVAILABLE IN APPROXIMATELY 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

...BIG PINEY WAS MUCH WARMER AND DRIER THAN NORMAL IN DECEMBER...

THE AVERAGE TEMPERATURE FOR BIG PINEY IN DECEMBER WAS 19.1 DEGREES
WHICH WAS 6.4 DEGREES ABOVE NORMAL IT WAS THE 4TH WARMEST DECEMBER
ON RECORD. THE WARMEST READING FOR THE MONTH WAS 44 DEGREES ON THE
4TH AND 31ST. THE COLDEST TEMPERATURE WAS 12 DEGREES BELOW ZERO ON
THE 26TH. NO TEMPERATURE RECORDS WERE BROKEN THIS MONTH.

PRECIPITATION FOR THE MONTH WAS 0.09 INCHES...WHICH IS 39 PERCENT OF
NORMAL. THE WETTEST 24-HOUR PERIOD WAS ON THE 8TH WITH 0.05 INCHES.
NO PRECIPITATION RECORDS WERE BROKEN THIS MONTH. THE HIGHEST WIND
GUST WAS 43 MPH FROM THE NORTHWEST ON THE 2ND.

...THE BIG PINEY WY CLIMATE SUMMARY FOR THE MONTH OF DECEMBER 2023...

CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1976 TO 2023

WEATHER         OBSERVED          NORMAL  DEPART   LAST YEAR`S
                VALUE   DATE(S)   VALUE   FROM     VALUE
                                          NORMAL
..............................................................
TEMPERATURE (F)
RECORD
 HIGH             57   12/12/2017
 LOW             -50   12/23/1983
HIGHEST           44   12/04
                       12/31
LOWEST           -12   12/26
AVG. MAXIMUM    33.4               27.6     5.8
AVG. MINIMUM     4.9               -2.2     7.1
MEAN            19.1               12.7     6.4
DAYS MAX >= 90     0
DAYS MAX <= 32    12
DAYS MIN <= 32    31
DAYS MIN <= 0     10

PRECIPITATION (INCHES)
RECORD
 MAXIMUM        1.39   1983
 MINIMUM           T   2019
TOTALS          0.09               0.23   -0.14     0.53
DAILY AVG.      0.00               0.01   -0.01
DAYS >= .01        4
DAYS >= .10        0
DAYS >= .50        0
DAYS >= 1.00       0
GREATEST
 24 HR. TOTAL   0.05   12/08 TO 12/08
 STORM TOTAL    0.05


DEGREE DAYS
HEATING TOTAL   1412               1621    -209
 SINCE 7/1      3853               4374    -521
COOLING TOTAL      0                  0       0
 SINCE 1/1        47                 30      17
..............................................................

WIND (MPH)
AVERAGE WIND SPEED              4.4
RESULTANT WIND SPEED/DIRECTION   2/340
HIGHEST WIND SPEED/DIRECTION    32/310    DATE  12/02
HIGHEST GUST SPEED/DIRECTION    43/300    DATE  12/02

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.34
NUMBER OF DAYS FAIR           16
NUMBER OF DAYS PC             11
NUMBER OF DAYS CLOUDY          4

AVERAGE RH (PERCENT)     75

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                9     SLEET                      0
FOG                      11     FOG W/VIS <= 1/4 MILE      5
HAZE                      0

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

LOOKING AHEAD TO JANUARY 2024. THE AVERAGE HIGH TEMPERATURE ON THE
FIRST OF THE MONTH IS 26 DEGREES...AND THE AVERAGE LOW TEMPERATURE
IS -4 DEGREES. THE AVERAGE HIGH BY THE END OF THE MONTH IS 27
DEGREES...AND THE AVERAGE LOW TEMPERATURE IS -1 DEGREES. THE AVERAGE
MONTHLY PRECIPITATION IS 0.23 INCHES.

$$