


Climatological Report (Daily)
Issued by NWS
Issued by NWS
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986 CDUS45 KRIW 190734 CLICPR CLIMATE REPORT NATIONAL WEATHER SERVICE RIVERTON WY 134 AM MDT SAT APR 19 2025 ................................... ...THE CASPER WY CLIMATE SUMMARY FOR APRIL 18 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 33 3:02 PM 80 1946 57 -24 41 2001 MINIMUM 19 11:59 PM 4 2013 28 -9 23 AVERAGE 26 42 -16 PRECIPITATION (IN) YESTERDAY 0.09 0.70 1971 0.05 0.04 0.02 MONTH TO DATE 0.76 0.77 -0.01 1.05 SINCE MAR 1 2.09 1.61 0.48 1.62 SINCE JAN 1 2.81 2.66 0.15 2.65 SNOWFALL (IN) YESTERDAY 1.0 10.2 1966 0.4 0.6 0.7 MONTH TO DATE 7.7 7.0 0.7 6.6 SINCE MAR 1 15.7 17.3 -1.6 9.3 SINCE JUL 1 26.2 65.6 -39.4 38.6 SNOW DEPTH 4 DEGREE DAYS HEATING YESTERDAY 39 23 16 33 MONTH TO DATE 439 432 7 389 SINCE MAR 1 1288 1339 -51 1282 SINCE JUL 1 6303 6701 -398 6237 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 22 HIGHEST WIND DIRECTION N (20) HIGHEST GUST SPEED 26 HIGHEST GUST DIRECTION N (20) AVERAGE WIND SPEED 10.6 SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 0.7 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. LIGHT SNOW FOG HAZE RELATIVE HUMIDITY (PERCENT) HIGHEST 100 12:00 AM LOWEST 66 12:00 PM AVERAGE 83 .......................................................... THE CASPER WY CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 57 81 1962 MINIMUM TEMPERATURE (F) 28 -4 1966 SUNRISE AND SUNSET APRIL 19 2025.........SUNRISE 6:17 AM MDT SUNSET 7:53 PM MDT APRIL 20 2025.........SUNRISE 6:16 AM MDT SUNSET 7:55 PM MDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$