414
CDUS45 KRIW 250730
CLICPR
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
130 AM MDT SAT APR 25 2026
...............................
..THE CASPER WY CLIMATE SUMMARY FOR APRIL 24 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 35 4:24 PM 83 2012 58 -23 46
MINIMUM 22 5:13 AM 15 1958 30 -8 34
AVERAGE 29 44 -15
PRECIPITATION (IN)
YESTERDAY 0.11 1.50 2016 0.05 0.06 0.18
MONTH TO DATE 0.98 1.06 -0.08 0.96
SINCE MAR 1 1.14 1.90 -0.76 2.29
SINCE JAN 1 1.68 2.95 -1.27 3.01
SNOWFALL (IN)
YESTERDAY 2.0 4.0 1951 0.3 1.7 0.0
MONTH TO DATE 8.8 8.9 -0.1 7.7
SINCE MAR 1 10.4 19.2 -8.8 15.7
SINCE JUL 1 26.1 67.5 -41.4 26.2
SNOW DEPTH T
DEGREE DAYS
HEATING
YESTERDAY 36 21 15 25
MONTH TO DATE 460 563 -103 587
SINCE MAR 1 1046 1470 -424 1436
SINCE JUL 1 5223 6832 -1609 6451
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 N (350)
HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION N (360)
AVERAGE WIND SPEED 9.1
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.9
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
LIGHT SNOW
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 100 5:00 AM
LOWEST 69 6:00 PM
AVERAGE 85
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THE CASPER WY CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 58 79 1987
MINIMUM TEMPERATURE (F) 30 18 2008
SUNRISE AND SUNSET
APRIL 25 2026.........SUNRISE 6:08 AM MDT SUNSET 8:00 PM MDT
APRIL 26 2026.........SUNRISE 6:07 AM MDT SUNSET 8:01 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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