Climatological Report (Daily)
Issued by NWS
Issued by NWS
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683
CDUS45 KRIW 170739
CLICPR
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
139 AM MDT THU APR 17 2025
...................................
...THE CASPER WY CLIMATE SUMMARY FOR APRIL 16 2025...
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1939 TO 2025
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...................................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 72 2:02 PM 80 1994 56 16 64
MINIMUM 35 4:27 AM 14 1951 28 7 39
AVERAGE 54 42 12
PRECIPITATION (IN)
YESTERDAY T 0.84 1976 0.04 -0.04 0.00
MONTH TO DATE 0.29 0.67 -0.38 0.95
SINCE MAR 1 1.62 1.51 0.11 1.52
SINCE JAN 1 2.34 2.56 -0.22 2.55
SNOWFALL (IN)
YESTERDAY MM 10.5 2013 0.3 MM 0.0
MONTH TO DATE 3.7 6.3 -2.6 5.0
SINCE MAR 1 11.7 16.6 -4.9 7.7
SINCE JUL 1 22.2 64.9 -42.7 37.0
SNOW DEPTH MM
DEGREE DAYS
HEATING
YESTERDAY 11 23 -12 13
MONTH TO DATE 370 386 -16 328
SINCE MAR 1 1219 1293 -74 1221
SINCE JUL 1 6234 6655 -421 6176
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 36 HIGHEST WIND DIRECTION W (260)
HIGHEST GUST SPEED 48 HIGHEST GUST DIRECTION W (260)
AVERAGE WIND SPEED 13.4
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.2
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 48 11:00 PM
LOWEST 13 12:00 PM
AVERAGE 31
..........................................................
THE CASPER WY CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 56 81 1994
MINIMUM TEMPERATURE (F) 28 15 1945
SUNRISE AND SUNSET
APRIL 17 2025.........SUNRISE 6:20 AM MDT SUNSET 7:51 PM MDT
APRIL 18 2025.........SUNRISE 6:19 AM MDT SUNSET 7:52 PM MDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$