775
CDUS45 KRIW 150726
CLICPR
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
1226 AM MST THU JAN 15 2026
...............................
..THE CASPER WY CLIMATE SUMMARY FOR JANUARY 14 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 57R 3:18 PM 55 1995 35 22 33
MINIMUM 29 7:37 AM -40 1972 15 14 16
AVERAGE 43 25 18
PRECIPITATION (IN)
YESTERDAY 0.00 0.26 1953 0.02 -0.02 0.00
2014
MONTH TO DATE 0.11 0.23 -0.12 0.28
SINCE DEC 1 0.47 0.84 -0.37 0.44
SINCE JAN 1 0.11 0.23 -0.12 0.28
SNOWFALL (IN)
YESTERDAY 0.0 5.0 1953 0.3 -0.3 0.0
MONTH TO DATE 0.7 4.0 -3.3 4.0
SINCE DEC 1 6.2 15.0 -8.8 5.5
SINCE JUL 1 10.5 32.4 -21.9 5.5
SNOW DEPTH MM
DEGREE DAYS
HEATING
YESTERDAY 22 40 -18 40
MONTH TO DATE 364 563 -199 621
SINCE DEC 1 1227 1811 -584 1591
SINCE JUL 1 2653 3613 -960 3091
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 22 HIGHEST WIND DIRECTION W (270)
HIGHEST GUST SPEED 28 HIGHEST GUST DIRECTION W (270)
AVERAGE WIND SPEED 10.7
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.3
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 92 7:00 AM
LOWEST 30 3:00 PM
AVERAGE 61
......................................................
THE CASPER WY CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 35 52 1995
MINIMUM TEMPERATURE (F) 15 -20 1957
SUNRISE AND SUNSET
JANUARY 15 2026.......SUNRISE 7:34 AM MST SUNSET 4:57 PM MST
JANUARY 16 2026.......SUNRISE 7:33 AM MST SUNSET 4:58 PM MST
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page