661
CXUS55 KRIW 251923
CLACPR

CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
1212 PM MST THU JAN 25 2024

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

...THE CASPER WY CLIMATE SUMMARY FOR THE YEAR OF 2023...

CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1939 TO 2024

WEATHER         OBSERVED          NORMAL  DEPART   LAST YEAR`S
                VALUE   DATE(S)   VALUE   FROM     VALUE
                                          NORMAL
..............................................................
TEMPERATURE (F)
RECORD
 HIGH            464   03/11/2020
 LOW             -42   12/22/2022
HIGHEST          101                 MM
LOWEST           -26                 MM
AVG. MAXIMUM    57.6                       -2.1
AVG. MINIMUM    31.6                        0.1
MEAN            44.6

PRECIPITATION (INCHES)
RECORD
 MAXIMUM       20.48   1994
 MINIMUM        5.79   2020
TOTALS         15.41              12.22    3.19

SNOWFALL (INCHES)
RECORDS
 TOTAL         137.6   1982
TOTALS         116.1               71.8    44.3

DEGREE DAYS
HEATING TOTAL   7647
COOLING TOTAL    342
..............................................................

WIND (MPH)
HIGHEST WIND SPEED/DIRECTION    54/350    DATE  04/27
HIGHEST GUST SPEED/DIRECTION    66/250    DATE  12/07


WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM             64     MIXED PRECIP               0
HEAVY RAIN               11     RAIN                      23
LIGHT RAIN               95     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       1
HEAVY SNOW                9     SNOW                      17
LIGHT SNOW               75     SLEET                      0
FOG                     113     FOG W/VIS <= 1/4 MILE     25
HAZE                     31

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

$$