Climatological Report (Daily)
Issued by NWS
Issued by NWS
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761
CDUS45 KRIW 220733
CLICPR
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
1233 AM MST THU JAN 22 2026
...................................
...THE CASPER WY CLIMATE SUMMARY FOR JANUARY 21 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 34 3:20 PM 56 1950 36 -2 25
MINIMUM 10 11:17 PM -21 1962 15 -5 2
AVERAGE 22 25 -3
PRECIPITATION (IN)
YESTERDAY 0.00 0.44 2022 0.01 -0.01 0.00
MONTH TO DATE 0.13 0.33 -0.20 0.45
SINCE DEC 1 0.49 0.94 -0.45 0.61
SINCE JAN 1 0.13 0.33 -0.20 0.45
SNOWFALL (IN)
YESTERDAY 0.0 6.8 2022 0.3 -0.3 0.0
MONTH TO DATE 1.2 6.0 -4.8 6.0
SINCE DEC 1 6.7 17.0 -10.3 7.5
SINCE JUL 1 11.0 34.4 -23.4 7.5
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 43 40 3 51
MONTH TO DATE 638 843 -205 995
SINCE DEC 1 1501 2091 -590 1965
SINCE JUL 1 2927 3893 -966 3465
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 26 HIGHEST WIND DIRECTION SW (220)
HIGHEST GUST SPEED 34 HIGHEST GUST DIRECTION SW (220)
AVERAGE WIND SPEED 10.8
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 84 11:00 PM
LOWEST 34 9:00 AM
AVERAGE 59
..........................................................
THE CASPER WY CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 36 56 1981
MINIMUM TEMPERATURE (F) 15 -19 1963
SUNRISE AND SUNSET
JANUARY 22 2026.......SUNRISE 7:30 AM MST SUNSET 5:06 PM MST
JANUARY 23 2026.......SUNRISE 7:29 AM MST SUNSET 5:07 PM MST
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$