CDUS45 KRIW 220045 CLICPR CLIMATE REPORT NATIONAL WEATHER SERVICE RIVERTON WY 645 PM MDT SAT MAR 21 2026 ................................... ...THE CASPER WY CLIMATE SUMMARY FOR MARCH 21 2026... VALID TODAY AS OF 0600 PM LOCAL TIME. 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) TODAY MAXIMUM 83R 3:30 PM 72 2009 51 32 49 MINIMUM 42 4:20 AM -6 1955 24 18 21 AVERAGE 63 38 25 35 PRECIPITATION (IN) TODAY T 0.28 2013 0.03 -0.03 T MONTH TO DATE 0.16 0.52 -0.36 0.91 SINCE MAR 1 0.16 0.52 -0.36 0.91 SINCE JAN 1 0.70 1.57 -0.87 1.63 SNOWFALL (IN) TODAY MM 0.3 MM 0.0 MONTH TO DATE 1.6 6.8 -5.2 6.1 SINCE MAR 1 1.6 6.8 -5.2 6.1 SINCE JUL 1 17.3 55.1 -37.8 16.6 SNOW DEPTH MM DEGREE DAYS HEATING TODAY 2 27 -25 30 MONTH TO DATE 446 647 -201 634 SINCE MAR 1 446 647 -201 634 SINCE JUL 1 4623 6009 -1386 5649 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 33 HIGHEST WIND DIRECTION W (280) HIGHEST GUST SPEED 45 HIGHEST GUST DIRECTION W (280) AVERAGE WIND SPEED 17.9 SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 0.0 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED TODAY. NO SIGNIFICANT WEATHER WAS OBSERVED. RELATIVE HUMIDITY (PERCENT) HIGHEST 38 LOWEST 8 AVERAGE 23 .......................................................... THE CASPER WY CLIMATE NORMALS FOR TOMORROW NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 51 74 2004 MINIMUM TEMPERATURE (F) 25 -2 1952 SUNRISE AND SUNSET MARCH 21 2026.........SUNRISE 7:07 AM MDT SUNSET 7:20 PM MDT MARCH 22 2026.........SUNRISE 7:05 AM MDT SUNSET 7:21 PM MDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$