168
CDUS45 KRIW 230045
CLICPR
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
645 PM MDT WED APR 22 2026
...............................
..THE CASPER WY CLIMATE SUMMARY FOR APRIL 22 2026
VALID TODAY AS OF 0600 PM LOCAL TIME.
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)
TODAY
MAXIMUM 74 12:00 PM 81 1994 58 16 62
MINIMUM 47 4:45 AM 12 1967 29 18 19
AVERAGE 61 43 18 41
PRECIPITATION (IN)
TODAY T 0.37 1988 0.05 -0.05 0.00
MONTH TO DATE 0.78 0.96 -0.18 0.78
SINCE MAR 1 0.94 1.80 -0.86 2.11
SINCE JAN 1 1.48 2.85 -1.37 2.83
SNOWFALL (IN)
TODAY MM 0.3 MM 0.0
MONTH TO DATE 6.8 8.3 -1.5 7.7
SINCE MAR 1 8.4 18.6 -10.2 15.7
SINCE JUL 1 24.1 66.9 -42.8 26.2
SNOW DEPTH MM
DEGREE DAYS
HEATING
TODAY 4 22 -18 24
MONTH TO DATE 402 520 -118 540
SINCE MAR 1 988 1427 -439 1389
SINCE JUL 1 5165 6789 -1624 6404
COOLING
TODAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE MAR 1 0 0 0 0
SINCE JAN 1 0 0 0 0
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 53 HIGHEST WIND DIRECTION SW (220)
HIGHEST GUST SPEED 67 HIGHEST GUST DIRECTION S (200)
AVERAGE WIND SPEED 26.3
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.1
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
LIGHT RAIN
HAZE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 49
LOWEST 10
AVERAGE 30
......................................................
THE CASPER WY CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 58 82 1989
2012
MINIMUM TEMPERATURE (F) 29 9 2013
SUNRISE AND SUNSET
APRIL 22 2026.........SUNRISE 6:13 AM MDT SUNSET 7:57 PM MDT
APRIL 23 2026.........SUNRISE 6:11 AM MDT SUNSET 7:58 PM MDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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