CDUS45 KRIW 250732 CLICPR CLIMATE REPORT NATIONAL WEATHER SERVICE RIVERTON WY 1232 AM MST THU DEC 25 2025 ................................... ...THE CASPER WY CLIMATE SUMMARY FOR DECEMBER 24 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 63R 1:25 PM 52 1955 34 29 44 MINIMUM 47 6:43 AM -33 1983 14 33 29 AVERAGE 55 24 31 PRECIPITATION (IN) YESTERDAY 0.00 1.26 1982 0.02 -0.02 0.00 MONTH TO DATE 0.21 0.47 -0.26 0.02 SINCE DEC 1 0.21 0.47 -0.26 0.02 SINCE JAN 1 11.90 12.08 -0.18 9.14 SNOWFALL (IN) YESTERDAY 0.0 24.3 1982 0.3 -0.3 0.0 MONTH TO DATE 2.0 8.5 -6.5 T SINCE DEC 1 2.0 8.5 -6.5 T SINCE JUL 1 6.3 25.9 -19.6 T SNOW DEPTH 0 DEGREE DAYS HEATING YESTERDAY 10 41 -31 28 MONTH TO DATE 637 959 -322 735 SINCE DEC 1 637 959 -322 735 SINCE JUL 1 2063 2761 -698 2235 COOLING YESTERDAY 0 0 0 0 MONTH TO DATE 0 0 0 0 SINCE DEC 1 0 0 0 0 SINCE JAN 1 467 443 24 538 ................................................................... WIND (MPH) HIGHEST WIND SPEED 43 HIGHEST WIND DIRECTION SW (210) HIGHEST GUST SPEED 57 HIGHEST GUST DIRECTION SW (210) AVERAGE WIND SPEED 24.3 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 45 11:00 PM LOWEST 27 3:00 PM AVERAGE 36 .......................................................... THE CASPER WY CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 34 56 1980 MINIMUM TEMPERATURE (F) 14 -15 2009 SUNRISE AND SUNSET DECEMBER 25 2025......SUNRISE 7:35 AM MST SUNSET 4:37 PM MST DECEMBER 26 2025......SUNRISE 7:36 AM MST SUNSET 4:38 PM MST - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$