CDUS45 KRIW 210727 CLICPR CLIMATE REPORT NATIONAL WEATHER SERVICE RIVERTON WY 127 AM MDT SUN JUN 21 2026 ................................... ...THE CASPER WY CLIMATE SUMMARY FOR JUNE 20 2026... CLIMATE NORMAL PERIOD: 1991 TO 2020 CLIMATE RECORD PERIOD: 1939 TO 2026 WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST VALUE (LST) VALUE VALUE FROM YEAR NORMAL ................................................................... TEMPERATURE (F) YESTERDAY MAXIMUM 81 1:32 PM 97 1988 82 -1 95 MINIMUM 49 5:11 AM 37 1973 46 3 49 1996 AVERAGE 65 64 1 PRECIPITATION (IN) YESTERDAY 0.04 0.68 1947 0.04 0.00 0.00 MONTH TO DATE 0.04 0.95 -0.91 0.52 SINCE JUN 1 0.04 0.95 -0.91 0.52 SINCE JAN 1 3.69 6.46 -2.77 5.44 SNOWFALL (IN) YESTERDAY 0.0 0.0 2020 0.0 0.0 0.0 MONTH TO DATE 0.0 0.1 -0.1 0.0 SINCE JUN 1 0.0 0.1 -0.1 0.0 SINCE JUL 1 29.6 71.8 -42.2 26.5 SNOW DEPTH 0 DEGREE DAYS HEATING YESTERDAY 0 3 -3 0 MONTH TO DATE 81 105 -24 73 SINCE JUN 1 81 105 -24 73 SINCE JUL 1 5829 7465 -1636 7004 COOLING YESTERDAY 0 2 -2 7 MONTH TO DATE 16 24 -8 43 SINCE JUN 1 16 24 -8 43 SINCE JAN 1 17 28 -11 43 ................................................................... WIND (MPH) HIGHEST WIND SPEED 54 HIGHEST WIND DIRECTION SW (240) HIGHEST GUST SPEED 81 HIGHEST GUST DIRECTION SW (240) AVERAGE WIND SPEED 7.2 SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 0.3 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. RAIN LIGHT RAIN RELATIVE HUMIDITY (PERCENT) HIGHEST 80 9:00 PM LOWEST 26 2:00 PM AVERAGE 53 .......................................................... THE CASPER WY CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 82 100 2016 MINIMUM TEMPERATURE (F) 47 37 1960 2012 SUNRISE AND SUNSET JUNE 21 2026..........SUNRISE 5:27 AM MDT SUNSET 8:48 PM MDT JUNE 22 2026..........SUNRISE 5:27 AM MDT SUNSET 8:48 PM MDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$