197
CDUS45 KRIW 270729
CLICPR
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
1229 AM MST TUE JAN 27 2026
...............................
..THE CASPER WY CLIMATE SUMMARY FOR JANUARY 26 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 40 3:39 PM 56 1982 36 4 20
MINIMUM 9 12:44 AM -27 1980 15 -6 -5
AVERAGE 25 25 0
PRECIPITATION (IN)
YESTERDAY 0.00 0.35 1984 0.01 -0.01 0.00
MONTH TO DATE 0.19 0.41 -0.22 0.48
SINCE DEC 1 0.55 1.02 -0.47 0.64
SINCE JAN 1 0.19 0.41 -0.22 0.48
SNOWFALL (IN)
YESTERDAY 0.0 4.4 1984 0.3 -0.3 0.0
MONTH TO DATE 1.4 7.5 -6.1 6.7
SINCE DEC 1 6.9 18.5 -11.6 8.2
SINCE JUL 1 11.2 35.9 -24.7 8.2
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 40 40 0 57
MONTH TO DATE 916 1043 -127 1254
SINCE DEC 1 1779 2291 -512 2224
SINCE JUL 1 3205 4093 -888 3724
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
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 35 HIGHEST WIND DIRECTION SW (210)
HIGHEST GUST SPEED 48 HIGHEST GUST DIRECTION SW (210)
AVERAGE WIND SPEED 21.6
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 52 12:00 AM
LOWEST 21 4:00 PM
AVERAGE 37
......................................................
THE CASPER WY CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 36 58 2015
MINIMUM TEMPERATURE (F) 15 -26 1980
SUNRISE AND SUNSET
JANUARY 27 2026.......SUNRISE 7:25 AM MST SUNSET 5:12 PM MST
JANUARY 28 2026.......SUNRISE 7:24 AM MST SUNSET 5:14 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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