791
CDUS45 KRIW 170729
CLICPR
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
129 AM MDT TUE MAR 17 2026
...............................
..THE CASPER WY CLIMATE SUMMARY FOR MARCH 16 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 51 2:43 PM 71 1994 49 2 51
MINIMUM 5 12:20 AM -8 2002 23 -18 26
AVERAGE 28 36 -8
PRECIPITATION (IN)
YESTERDAY 0.00 0.30 2021 0.03 -0.03 0.00
MONTH TO DATE 0.16 0.38 -0.22 0.90
SINCE MAR 1 0.16 0.38 -0.22 0.90
SINCE JAN 1 0.70 1.43 -0.73 1.62
SNOWFALL (IN)
YESTERDAY 0.0 3.7 2021 0.3 -0.3 0.0
MONTH TO DATE 1.6 5.1 -3.5 5.5
SINCE MAR 1 1.6 5.1 -3.5 5.5
SINCE JUL 1 17.3 53.4 -36.1 16.0
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 37 29 8 26
MONTH TO DATE 426 508 -82 487
SINCE MAR 1 426 508 -82 487
SINCE JUL 1 4603 5870 -1267 5502
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 25 HIGHEST WIND DIRECTION W (270)
HIGHEST GUST SPEED 35 HIGHEST GUST DIRECTION W (280)
AVERAGE WIND SPEED 12.2
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.4
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 87 1:00 AM
LOWEST 34 3:00 PM
AVERAGE 61
......................................................
THE CASPER WY CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 50 71 2007
2012
MINIMUM TEMPERATURE (F) 23 -10 1965
SUNRISE AND SUNSET
MARCH 17 2026.........SUNRISE 7:14 AM MDT SUNSET 7:15 PM MDT
MARCH 18 2026.........SUNRISE 7:12 AM MDT SUNSET 7:16 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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