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CXUS55 KRIW 011337
CLMBPI

CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
637 AM MST THU JAN 01 2026

...................................

...THE BIG PINEY  WY CLIMATE SUMMARY FOR THE MONTH OF DECEMBER 2025...

CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1976 TO 2025

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           52   12/11
LOWEST            -4   12/28
AVG. MAXIMUM    39.6               27.6    12.0
AVG. MINIMUM    15.6               -2.2    17.8
MEAN            27.6               12.7    14.9
DAYS MAX >= 90     0
DAYS MAX <= 32     4
DAYS MIN <= 32    31
DAYS MIN <= 0      1

PRECIPITATION (INCHES)
RECORD
 MAXIMUM        1.39   1983
 MINIMUM           T   2019
TOTALS          0.67               0.23    0.44     0.30
DAILY AVG.      0.02               0.01    0.01
DAYS >= .01       12
DAYS >= .10        2
DAYS >= .50        0
DAYS >= 1.00       0
GREATEST
 24 HR. TOTAL   0.19   12/17 TO 12/17
 STORM TOTAL    0.19

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

DEGREE DAYS
HEATING TOTAL   1149               1621    -472
 SINCE 7/1      3208               4374   -1166
COOLING TOTAL      0                  0       0
 SINCE 1/1        41                 30      11
..............................................................

WIND (MPH)
AVERAGE WIND SPEED              7.0
RESULTANT WIND SPEED/DIRECTION   2/320
HIGHEST WIND SPEED/DIRECTION    47/290    DATE  12/17
HIGHEST GUST SPEED/DIRECTION    63/280    DATE  12/17

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.34
NUMBER OF DAYS FAIR           16
NUMBER OF DAYS PC             13
NUMBER OF DAYS CLOUDY          2

AVERAGE RH (PERCENT)     71

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0     MIXED PRECIP               0
HEAVY RAIN                0     RAIN                       1
LIGHT RAIN                4     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                2     SNOW                       2
LIGHT SNOW               15     SLEET                      0
FOG                      16     FOG W/VIS <= 1/4 MILE      2
HAZE                      2

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

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