680
CDUS45 KRIW 120729
CLICPR
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
129 AM MDT THU MAR 12 2026
...............................
..THE CASPER WY CLIMATE SUMMARY FOR MARCH 11 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 46 4:18 PM 67 1989 47 -1 57
2005
MINIMUM 9 6:15 AM -13 1956 22 -13 20
AVERAGE 28 34 -6
PRECIPITATION (IN)
YESTERDAY 0.00 0.41 1952 0.02 -0.02 0.00
MONTH TO DATE 0.06 0.25 -0.19 0.87
SINCE MAR 1 0.06 0.25 -0.19 0.87
SINCE JAN 1 0.60 1.30 -0.70 1.59
SNOWFALL (IN)
YESTERDAY MM 5.4 1975 0.3 MM 0.0
MONTH TO DATE T 3.6 -3.6 5.5
SINCE MAR 1 T 3.6 -3.6 5.5
SINCE JUL 1 15.7 51.9 -36.2 16.0
SNOW DEPTH MM
DEGREE DAYS
HEATING
YESTERDAY 37 31 6 26
MONTH TO DATE 271 360 -89 360
SINCE MAR 1 271 360 -89 360
SINCE JUL 1 4448 5722 -1274 5375
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 30 HIGHEST WIND DIRECTION SW (240)
HIGHEST GUST SPEED 43 HIGHEST GUST DIRECTION W (250)
AVERAGE WIND SPEED 16.6
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.1
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 92 12:00 AM
LOWEST 17 3:00 PM
AVERAGE 55
......................................................
THE CASPER WY CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 48 68 2007
MINIMUM TEMPERATURE (F) 22 -6 1956
SUNRISE AND SUNSET
MARCH 12 2026.........SUNRISE 7:23 AM MDT SUNSET 7:09 PM MDT
MARCH 13 2026.........SUNRISE 7:21 AM MDT SUNSET 7:10 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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