CDUS45 KRIW 100045 CLICPR CLIMATE REPORT NATIONAL WEATHER SERVICE RIVERTON WY 645 PM MDT FRI MAY 09 2025 ................................... ...THE CASPER WY CLIMATE SUMMARY FOR MAY 9 2025... VALID TODAY AS OF 0600 PM LOCAL TIME. 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) TODAY MAXIMUM 75 2:24 PM 83 1962 64 11 54 MINIMUM 39 2:59 AM 18 2002 35 4 37 AVERAGE 57 49 8 46 PRECIPITATION (IN) TODAY 0.00 0.60 2011 0.07 -0.07 0.32 MONTH TO DATE 0.18 0.61 -0.43 1.26 SINCE MAR 1 3.10 2.86 0.24 3.05 SINCE JAN 1 3.82 3.91 -0.09 4.08 SNOWFALL (IN) TODAY MM 0.2 MM 0.0 MONTH TO DATE 0.0 1.4 -1.4 3.9 SINCE MAR 1 15.7 22.2 -6.5 13.2 SINCE JUL 1 26.2 70.5 -44.3 42.5 SNOW DEPTH MM DEGREE DAYS HEATING TODAY 8 16 -8 19 MONTH TO DATE 98 158 -60 198 SINCE MAR 1 1647 1747 -100 1724 SINCE JUL 1 6662 7109 -447 6679 COOLING TODAY 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 NE (60) HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION NE (60) AVERAGE WIND SPEED 5.6 SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 0.1 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED TODAY. NO SIGNIFICANT WEATHER WAS OBSERVED. RELATIVE HUMIDITY (PERCENT) HIGHEST 93 LOWEST 22 AVERAGE 58 .......................................................... THE CASPER WY CLIMATE NORMALS FOR TOMORROW NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 64 85 1961 MINIMUM TEMPERATURE (F) 35 20 1990 SUNRISE AND SUNSET MAY 9 2025...........SUNRISE 5:49 AM MDT SUNSET 8:16 PM MDT MAY 10 2025...........SUNRISE 5:48 AM MDT SUNSET 8:17 PM MDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$