838
CDUS45 KRIW 210045
CLICPR
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
645 PM MDT FRI MAR 20 2026
...............................
..THE CASPER WY CLIMATE SUMMARY FOR MARCH 20 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 81R 3:07 PM 73 2007 51 30 51
MINIMUM 45 1:13 AM -5 1955 24 21 26
AVERAGE 63 37 26 39
PRECIPITATION (IN)
TODAY 0.00 0.71 1987 0.03 -0.03 0.00
MONTH TO DATE 0.16 0.49 -0.33 0.91
SINCE MAR 1 0.16 0.49 -0.33 0.91
SINCE JAN 1 0.70 1.54 -0.84 1.63
SNOWFALL (IN)
TODAY MM 0.4 MM 0.0
MONTH TO DATE 1.6 6.5 -4.9 6.1
SINCE MAR 1 1.6 6.5 -4.9 6.1
SINCE JUL 1 17.3 54.8 -37.5 16.6
SNOW DEPTH MM
DEGREE DAYS
HEATING
TODAY 2 28 -26 26
MONTH TO DATE 444 620 -176 604
SINCE MAR 1 444 620 -176 604
SINCE JUL 1 4621 5982 -1361 5619
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 29 HIGHEST WIND DIRECTION W (280)
HIGHEST GUST SPEED 38 HIGHEST GUST DIRECTION W (280)
AVERAGE WIND SPEED 16.1
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.0
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 35
LOWEST 8
AVERAGE 22
......................................................
THE CASPER WY CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 51 72 2009
MINIMUM TEMPERATURE (F) 24 -6 1955
SUNRISE AND SUNSET
MARCH 20 2026.........SUNRISE 7:09 AM MDT SUNSET 7:18 PM MDT
MARCH 21 2026.........SUNRISE 7:07 AM MDT SUNSET 7:20 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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