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000
CXUS55 KRIW 031753
CLMCPR

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

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

...THE CASPER WY CLIMATE SUMMARY FOR THE MONTH OF DECEMBER 2023...

CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1939 TO 2023

WEATHER         OBSERVED          NORMAL  DEPART   LAST YEAR`S
                VALUE   DATE(S)   VALUE   FROM     VALUE
                                          NORMAL
..............................................................
TEMPERATURE (F)
RECORD
 HIGH             66   12/02/2021
 LOW             -42   12/22/2022
HIGHEST           56   12/06
LOWEST             0   12/25
AVG. MAXIMUM    42.6               34.7     7.9
AVG. MINIMUM    21.5               14.8     6.7
MEAN            32.0               24.8     7.2
DAYS MAX >= 90     0
DAYS MAX <= 32     3
DAYS MIN <= 32    27
DAYS MIN <= 0      1

PRECIPITATION (INCHES)
RECORD
 MAXIMUM        3.71   1982
 MINIMUM        0.03   1952
TOTALS          0.06               0.61   -0.55     0.74
DAILY AVG.      0.00               0.02   -0.02
DAYS >= .01        4
DAYS >= .10        0
DAYS >= .50        0
DAYS >= 1.00       0
GREATEST
 24 HR. TOTAL   0.04   12/23 TO 12/24
 STORM TOTAL    0.03

SNOWFALL (INCHES)
TOTALS           1.0               11.0   -10.0
SINCE 7/1       14.3               28.4   -14.1
SNOWDEPTH AVG.     T
DAYS >= 1.0        0

DEGREE DAYS
HEATING TOTAL   1014               1248    -234
 SINCE 7/1      2679               3048    -369
COOLING TOTAL      0                  0       0
 SINCE 1/1       342                443    -101
..............................................................

WIND (MPH)
AVERAGE WIND SPEED              13.7
RESULTANT WIND SPEED/DIRECTION  11/230
HIGHEST WIND SPEED/DIRECTION    49/250    DATE  12/07
HIGHEST GUST SPEED/DIRECTION    66/250    DATE  12/07

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.24
NUMBER OF DAYS FAIR           23
NUMBER OF DAYS PC              6
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                0     SNOW                       0
LIGHT SNOW                6     SLEET                      0
FOG                       7     FOG W/VIS <= 1/4 MILE      2
HAZE                      1

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

$$