814
CDUS45 KRIW 280730
CLICPR
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
130 AM MDT SAT MAR 28 2026
...............................
..THE CASPER WY CLIMATE SUMMARY FOR MARCH 27 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 57 3:08 PM 76 2025 53 4 76
MINIMUM 25 11:35 PM -6 2009 26 -1 26
AVERAGE 41 39 2
PRECIPITATION (IN)
YESTERDAY 0.00 0.37 2007 0.03 -0.03 0.00
MONTH TO DATE 0.16 0.70 -0.54 1.06
SINCE MAR 1 0.16 0.70 -0.54 1.06
SINCE JAN 1 0.70 1.75 -1.05 1.78
SNOWFALL (IN)
YESTERDAY 0.0 5.2 1975 0.4 -0.4 0.0
MONTH TO DATE 1.6 8.9 -7.3 7.2
SINCE MAR 1 1.6 8.9 -7.3 7.2
SINCE JUL 1 17.3 57.2 -39.9 17.7
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 24 26 -2 14
MONTH TO DATE 533 805 -272 758
SINCE MAR 1 533 805 -272 758
SINCE JUL 1 4710 6167 -1457 5773
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 17 HIGHEST WIND DIRECTION NE (50)
HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION NE (40)
AVERAGE WIND SPEED 8.1
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.3
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 79 12:00 AM
LOWEST 27 5:00 PM
AVERAGE 53
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THE CASPER WY CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 53 75 2015
MINIMUM TEMPERATURE (F) 26 -6 1944
SUNRISE AND SUNSET
MARCH 28 2026.........SUNRISE 6:55 AM MDT SUNSET 7:28 PM MDT
MARCH 29 2026.........SUNRISE 6:53 AM MDT SUNSET 7:29 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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