349 CDUS45 KRIW 190727 CLICPR CLIMATE REPORT NATIONAL WEATHER SERVICE RIVERTON WY 127 AM MDT SUN OCT 19 2025 ................................... ...THE CASPER WY CLIMATE SUMMARY FOR OCTOBER 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 48 3:59 PM 78 2003 59 -11 38 MINIMUM 30 10:21 PM 16 2006 30 0 28 AVERAGE 39 44 -5 PRECIPITATION (IN) YESTERDAY 0.14 0.35 1971 0.04 0.10 0.20 MONTH TO DATE 1.46 0.78 0.68 0.45 SINCE SEP 1 4.01 1.73 2.28 0.69 SINCE JAN 1 11.32 10.56 0.76 7.67 SNOWFALL (IN) YESTERDAY MM 2.3 1982 0.3 MM T MONTH TO DATE 0.0 3.7 -3.7 T SINCE SEP 1 0.0 5.2 -5.2 T SINCE JUL 1 0.0 5.2 -5.2 T SNOW DEPTH MM DEGREE DAYS HEATING YESTERDAY 26 21 5 32 MONTH TO DATE 265 310 -45 198 SINCE SEP 1 378 524 -146 300 SINCE JUL 1 388 569 -181 338 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 21 HIGHEST WIND DIRECTION SW (220) HIGHEST GUST SPEED 27 HIGHEST GUST DIRECTION W (260) AVERAGE WIND SPEED 5.8 SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 0.4 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. SNOW LIGHT SNOW FOG RELATIVE HUMIDITY (PERCENT) HIGHEST 100 5:00 AM LOWEST 42 3:00 PM AVERAGE 71 .......................................................... THE CASPER WY CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 58 79 2003 MINIMUM TEMPERATURE (F) 30 17 1949 SUNRISE AND SUNSET OCTOBER 19 2025.......SUNRISE 7:25 AM MDT SUNSET 6:16 PM MDT OCTOBER 20 2025.......SUNRISE 7:26 AM MDT SUNSET 6:15 PM MDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$