320 CDUS45 KRIW 160727 CLICPR CLIMATE REPORT NATIONAL WEATHER SERVICE RIVERTON WY 127 AM MDT SAT AUG 16 2025 ................................... ...THE CASPER WY CLIMATE SUMMARY FOR AUGUST 15 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 93 11:33 AM 95 1992 87 6 85 1994 2015 MINIMUM 49 4:38 AM 41 1974 52 -3 46 AVERAGE 71 70 1 PRECIPITATION (IN) YESTERDAY T 0.46 2009 0.03 -0.03 T MONTH TO DATE 0.22 0.45 -0.23 0.19 SINCE JUN 1 1.89 2.98 -1.09 1.52 SINCE JAN 1 6.81 8.49 -1.68 6.78 SNOWFALL (IN) YESTERDAY MM 0.0 2020 0.0 MM 0.0 MONTH TO DATE 0.0 0.0 0.0 0.0 SINCE JUN 1 0.0 0.1 -0.1 0.0 SINCE JUL 1 0.0 0.0 0.0 0.0 SNOW DEPTH MM DEGREE DAYS HEATING YESTERDAY 0 1 -1 0 MONTH TO DATE 4 3 1 6 SINCE JUN 1 100 143 -43 76 SINCE JUL 1 9 17 -8 22 COOLING YESTERDAY 6 5 1 1 MONTH TO DATE 80 94 -14 90 SINCE JUN 1 382 345 37 378 SINCE JAN 1 382 349 33 381 ................................................................... WIND (MPH) HIGHEST WIND SPEED 38 HIGHEST WIND DIRECTION W (270) HIGHEST GUST SPEED 54 HIGHEST GUST DIRECTION W (280) AVERAGE WIND SPEED 8.0 SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 0.2 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. LIGHT RAIN RELATIVE HUMIDITY (PERCENT) HIGHEST 77 4:00 AM LOWEST 15 12:00 PM AVERAGE 46 .......................................................... THE CASPER WY CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 87 96 1982 1995 2002 MINIMUM TEMPERATURE (F) 52 38 2009 SUNRISE AND SUNSET AUGUST 16 2025........SUNRISE 6:13 AM MDT SUNSET 8:06 PM MDT AUGUST 17 2025........SUNRISE 6:15 AM MDT SUNSET 8:04 PM MDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$