979
CDUS45 KRIW 040728
CLICPR
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
1228 AM MST SUN JAN 04 2026
...............................
..THE CASPER WY CLIMATE SUMMARY FOR JANUARY 3 2026
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1939 TO 2026
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 50 12:04 PM 53 1981 34 16 37
MINIMUM 36 6:42 AM -25 1959 15 21 17
AVERAGE 43 24 19
PRECIPITATION (IN)
YESTERDAY 0.00 0.39 1944 0.02 -0.02 0.00
MONTH TO DATE 0.07 0.05 0.02 0.00
SINCE DEC 1 0.43 0.66 -0.23 0.16
SINCE JAN 1 0.07 0.05 0.02 0.00
SNOWFALL (IN)
YESTERDAY 0.0 6.5 1949 0.3 -0.3 0.0
MONTH TO DATE 0.0 0.9 -0.9 0.0
SINCE DEC 1 5.5 11.9 -6.4 1.5
SINCE JUL 1 9.8 29.3 -19.5 1.5
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 22 41 -19 38
MONTH TO DATE 65 123 -58 132
SINCE DEC 1 928 1371 -443 1102
SINCE JUL 1 2354 3173 -819 2602
COOLING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE DEC 1 0 0 0 0
SINCE JAN 1 0 0 0 0
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WIND (MPH)
HIGHEST WIND SPEED 37 HIGHEST WIND DIRECTION SW (210)
HIGHEST GUST SPEED 50 HIGHEST GUST DIRECTION SW (220)
AVERAGE WIND SPEED 23.3
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.0
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 76 1:00 AM
LOWEST 49 11:00 PM
AVERAGE 63
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THE CASPER WY CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 35 55 1981
MINIMUM TEMPERATURE (F) 15 -24 1959
SUNRISE AND SUNSET
JANUARY 4 2026.......SUNRISE 7:37 AM MST SUNSET 4:45 PM MST
JANUARY 5 2026.......SUNRISE 7:37 AM MST SUNSET 4:46 PM MST
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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