962 CDUS45 KRIW 100734 CLICPR CLIMATE REPORT NATIONAL WEATHER SERVICE RIVERTON WY 1234 AM MST SUN DEC 10 2023 ................................... ...THE CASPER WY CLIMATE SUMMARY FOR DECEMBER 9 2023... CLIMATE NORMAL PERIOD: 1991 TO 2020 CLIMATE RECORD PERIOD: 1939 TO 2023 WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST VALUE (LST) VALUE VALUE FROM YEAR NORMAL ................................................................... TEMPERATURE (F) YESTERDAY MAXIMUM 34 2:16 PM 63 1939 35 -1 38 MINIMUM 20 7:38 PM -23 1977 15 5 15 AVERAGE 27 25 2 PRECIPITATION (IN) YESTERDAY 0.01 0.33 1985 0.02 -0.01 0.00 MONTH TO DATE 0.01 0.18 -0.17 0.15 SINCE DEC 1 0.01 0.18 -0.17 0.15 SINCE JAN 1 15.36 11.79 3.57 12.77 SNOWFALL (IN) YESTERDAY 0.3 5.0 1985 0.3 0.0 0.0 MONTH TO DATE 0.3 3.1 -2.8 2.5 SINCE DEC 1 0.3 3.1 -2.8 2.5 SINCE JUL 1 13.6 20.5 -6.9 20.4 SNOW DEPTH 0 DEGREE DAYS HEATING YESTERDAY 38 40 -2 38 MONTH TO DATE 291 348 -57 319 SINCE DEC 1 291 348 -57 319 SINCE JUL 1 1956 2150 -194 2134 COOLING YESTERDAY 0 0 0 0 MONTH TO DATE 0 0 0 0 SINCE DEC 1 0 0 0 0 SINCE JAN 1 342 443 -101 544 ................................................................... WIND (MPH) HIGHEST WIND SPEED 32 HIGHEST WIND DIRECTION SW (210) HIGHEST GUST SPEED 43 HIGHEST GUST DIRECTION SW (210) AVERAGE WIND SPEED 10.2 SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 0.7 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. LIGHT SNOW FOG RELATIVE HUMIDITY (PERCENT) HIGHEST 92 2:00 AM LOWEST 45 2:00 PM AVERAGE 69 .......................................................... THE CASPER WY CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 35 63 1939 MINIMUM TEMPERATURE (F) 15 -18 1961 SUNRISE AND SUNSET DECEMBER 10 2023......SUNRISE 7:26 AM MST SUNSET 4:31 PM MST DECEMBER 11 2023......SUNRISE 7:27 AM MST SUNSET 4:31 PM MST - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$