


Climatological Report (Daily)
Issued by NWS
Issued by NWS
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505 CDUS45 KRIW 090727 CLICPR CLIMATE REPORT NATIONAL WEATHER SERVICE RIVERTON WY 127 AM MDT WED APR 09 2025 ................................... ...THE CASPER WY CLIMATE SUMMARY FOR APRIL 8 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 68 2:20 PM 73 1977 55 13 42 MINIMUM 32 11:44 PM 6 1982 27 5 25 AVERAGE 50 41 9 PRECIPITATION (IN) YESTERDAY 0.00 0.42 2013 0.04 -0.04 0.00 MONTH TO DATE 0.29 0.31 -0.02 0.83 SINCE MAR 1 1.62 1.15 0.47 1.40 SINCE JAN 1 2.34 2.20 0.14 2.43 SNOWFALL (IN) YESTERDAY 0.0 6.0 2013 0.4 -0.4 0.0 MONTH TO DATE 3.5 3.2 0.3 5.0 SINCE MAR 1 11.5 13.5 -2.0 7.7 SINCE JUL 1 22.0 61.8 -39.8 37.0 SNOW DEPTH 0 DEGREE DAYS HEATING YESTERDAY 15 24 -9 31 MONTH TO DATE 220 197 23 180 SINCE MAR 1 1069 1104 -35 1073 SINCE JUL 1 6084 6466 -382 6028 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 32 HIGHEST WIND DIRECTION W (290) HIGHEST GUST SPEED 46 HIGHEST GUST DIRECTION W (260) AVERAGE WIND SPEED 14.6 SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 0.1 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. NO SIGNIFICANT WEATHER WAS OBSERVED. RELATIVE HUMIDITY (PERCENT) HIGHEST 96 11:00 PM LOWEST 15 5:00 PM AVERAGE 56 .......................................................... THE CASPER WY CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 55 78 1977 MINIMUM TEMPERATURE (F) 27 4 1973 2013 SUNRISE AND SUNSET APRIL 9 2025.........SUNRISE 6:34 AM MDT SUNSET 7:42 PM MDT APRIL 10 2025.........SUNRISE 6:32 AM MDT SUNSET 7:43 PM MDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$