329
CDUS45 KRIW 310734
CLICPR
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
134 AM MDT TUE MAR 31 2026
...............................
..THE CASPER WY CLIMATE SUMMARY FOR MARCH 30 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 76R 1:12 PM 73 1966 53 23 44
1986
MINIMUM 36 11:59 PM 6 1954 26 10 29
AVERAGE 56 40 16
PRECIPITATION (IN)
YESTERDAY T 0.62 2016 0.03 -0.03 0.10
MONTH TO DATE 0.16 0.80 -0.64 1.27
SINCE MAR 1 0.16 0.80 -0.64 1.27
SINCE JAN 1 0.70 1.85 -1.15 1.99
SNOWFALL (IN)
YESTERDAY 0.0 9.7 2016 0.3 -0.3 0.8
MONTH TO DATE 1.6 9.9 -8.3 8.0
SINCE MAR 1 1.6 9.9 -8.3 8.0
SINCE JUL 1 17.3 58.2 -40.9 18.5
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 9 25 -16 28
MONTH TO DATE 563 882 -319 823
SINCE MAR 1 563 882 -319 823
SINCE JUL 1 4740 6244 -1504 5838
COOLING
YESTERDAY 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 37 HIGHEST WIND DIRECTION W (250)
HIGHEST GUST SPEED 59 HIGHEST GUST DIRECTION SW (240)
AVERAGE WIND SPEED 20.2
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.1
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 70 11:00 PM
LOWEST 11 3:00 PM
AVERAGE 41
......................................................
THE CASPER WY CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 53 77 2012
MINIMUM TEMPERATURE (F) 26 5 1954
SUNRISE AND SUNSET
MARCH 31 2026.........SUNRISE 6:49 AM MDT SUNSET 7:31 PM MDT
APRIL 1 2026.........SUNRISE 6:48 AM MDT SUNSET 7:32 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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