


Climatological Report (Daily)
Issued by NWS
Issued by NWS
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412 CDUS45 KRIW 070734 CLICPR CLIMATE REPORT NATIONAL WEATHER SERVICE RIVERTON WY 134 AM MDT TUE OCT 07 2025 ................................... ...THE CASPER WY CLIMATE SUMMARY FOR OCTOBER 6 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 53 1:47 PM 84 1975 64 -11 74 MINIMUM 33 11:59 PM 14 1952 34 -1 28 AVERAGE 43 49 -6 PRECIPITATION (IN) YESTERDAY 0.06 1.90 1962 0.05 0.01 0.00 MONTH TO DATE 0.66 0.28 0.38 0.00 SINCE SEP 1 3.21 1.23 1.98 0.24 SINCE JAN 1 10.52 10.06 0.46 7.22 SNOWFALL (IN) YESTERDAY 0.0 5.2 1970 0.2 -0.2 0.0 MONTH TO DATE 0.0 1.1 -1.1 0.0 SINCE SEP 1 0.0 2.6 -2.6 0.0 SINCE JUL 1 0.0 2.6 -2.6 0.0 SNOW DEPTH 0 DEGREE DAYS HEATING YESTERDAY 22 16 6 14 MONTH TO DATE 76 87 -11 64 SINCE SEP 1 189 301 -112 166 SINCE JUL 1 199 346 -147 204 COOLING YESTERDAY 0 0 0 0 MONTH TO DATE 0 0 0 0 SINCE SEP 1 17 30 -13 63 SINCE JAN 1 467 442 25 538 ................................................................... WIND (MPH) HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION NE (40) HIGHEST GUST SPEED 26 HIGHEST GUST DIRECTION SW (240) AVERAGE WIND SPEED 7.1 SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 0.6 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. LIGHT RAIN FOG RELATIVE HUMIDITY (PERCENT) HIGHEST 97 6:00 AM LOWEST 52 4:00 PM AVERAGE 75 .......................................................... THE CASPER WY CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 64 83 1979 MINIMUM TEMPERATURE (F) 34 14 1970 2000 SUNRISE AND SUNSET OCTOBER 7 2025.......SUNRISE 7:10 AM MDT SUNSET 6:36 PM MDT OCTOBER 8 2025.......SUNRISE 7:12 AM MDT SUNSET 6:34 PM MDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$