888 CDUS45 KRIW 110726 CLICPR CLIMATE REPORT NATIONAL WEATHER SERVICE RIVERTON WY 126 AM MDT SUN MAY 11 2025 ................................... ...THE CASPER WY CLIMATE SUMMARY FOR MAY 10 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 80 4:25 PM 85 1961 64 16 61 MINIMUM 40 4:27 AM 20 1990 35 5 37 AVERAGE 60 50 10 PRECIPITATION (IN) YESTERDAY 0.00 0.97 1980 0.07 -0.07 0.00 MONTH TO DATE 0.18 0.68 -0.50 1.26 SINCE MAR 1 3.10 2.93 0.17 3.05 SINCE JAN 1 3.82 3.98 -0.16 4.08 SNOWFALL (IN) YESTERDAY 0.0 5.5 1980 0.1 -0.1 0.0 MONTH TO DATE 0.0 1.5 -1.5 3.9 SINCE MAR 1 15.7 22.3 -6.6 13.2 SINCE JUL 1 26.2 70.6 -44.4 42.5 SNOW DEPTH 0 DEGREE DAYS HEATING YESTERDAY 5 16 -11 16 MONTH TO DATE 103 174 -71 214 SINCE MAR 1 1652 1763 -111 1740 SINCE JUL 1 6667 7125 -458 6695 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 20 HIGHEST WIND DIRECTION S (190) HIGHEST GUST SPEED 27 HIGHEST GUST DIRECTION SW (230) AVERAGE WIND SPEED 9.4 SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 0.0 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. NO SIGNIFICANT WEATHER WAS OBSERVED. RELATIVE HUMIDITY (PERCENT) HIGHEST 79 5:00 AM LOWEST 16 1:00 PM AVERAGE 48 .......................................................... THE CASPER WY CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 65 83 1940 MINIMUM TEMPERATURE (F) 35 17 1968 SUNRISE AND SUNSET MAY 11 2025...........SUNRISE 5:47 AM MDT SUNSET 8:18 PM MDT MAY 12 2025...........SUNRISE 5:46 AM MDT SUNSET 8:19 PM MDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$