CDUS45 KRIW 190045 CLICPR CLIMATE REPORT NATIONAL WEATHER SERVICE RIVERTON WY 645 PM MDT WED MAR 18 2026 ................................... ...THE CASPER WY CLIMATE SUMMARY FOR MARCH 18 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 78R 3:22 PM 75 2017 50 28 35 MINIMUM 43 2:02 AM -15 1965 24 19 25 AVERAGE 61 37 24 30 PRECIPITATION (IN) TODAY T 0.95 1954 0.03 -0.03 0.01 MONTH TO DATE 0.16 0.44 -0.28 0.91 SINCE MAR 1 0.16 0.44 -0.28 0.91 SINCE JAN 1 0.70 1.49 -0.79 1.63 SNOWFALL (IN) TODAY MM 0.4 MM 0.5 MONTH TO DATE 1.6 5.8 -4.2 6.0 SINCE MAR 1 1.6 5.8 -4.2 6.0 SINCE JUL 1 17.3 54.1 -36.8 16.5 SNOW DEPTH MM DEGREE DAYS HEATING TODAY 4 28 -24 35 MONTH TO DATE 439 564 -125 542 SINCE MAR 1 439 564 -125 542 SINCE JUL 1 4616 5926 -1310 5557 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 31 HIGHEST WIND DIRECTION W (250) HIGHEST GUST SPEED 40 HIGHEST GUST DIRECTION W (250) AVERAGE WIND SPEED 18.3 SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 0.1 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED TODAY. HAZE RELATIVE HUMIDITY (PERCENT) HIGHEST 47 LOWEST 8 AVERAGE 28 .......................................................... THE CASPER WY CLIMATE NORMALS FOR TOMORROW NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 50 71 1997 MINIMUM TEMPERATURE (F) 24 -8 1965 SUNRISE AND SUNSET MARCH 18 2026.........SUNRISE 7:12 AM MDT SUNSET 7:16 PM MDT MARCH 19 2026.........SUNRISE 7:11 AM MDT SUNSET 7:17 PM MDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$