960 CDUS45 KRIW 240742 CLICPR CLIMATE REPORT NATIONAL WEATHER SERVICE RIVERTON WY 142 AM MDT SUN SEP 24 2023 ................................... ...THE CASPER WY CLIMATE SUMMARY FOR SEPTEMBER 23 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 67 3:08 PM 90 1992 72 -5 75 MINIMUM 39 10:30 PM 24 2000 40 -1 42 AVERAGE 53 56 -3 PRECIPITATION (IN) YESTERDAY 0.00 0.29 1961 0.04 -0.04 T 2000 MONTH TO DATE 0.59 0.66 -0.07 0.75 SINCE SEP 1 0.59 0.66 -0.07 0.75 SINCE JAN 1 13.07 9.49 3.58 11.14 SNOWFALL (IN) YESTERDAY 0.0 4.5 2000 0.0 0.0 0.0 MONTH TO DATE 0.0 0.8 -0.8 0.0 SINCE SEP 1 0.0 0.8 -0.8 0.0 SINCE JUL 1 0.0 0.8 -0.8 T SNOW DEPTH 0 DEGREE DAYS HEATING YESTERDAY 12 10 2 6 MONTH TO DATE 88 133 -45 103 SINCE SEP 1 88 133 -45 103 SINCE JUL 1 141 178 -37 105 COOLING YESTERDAY 0 0 0 0 MONTH TO DATE 19 29 -10 68 SINCE SEP 1 19 29 -10 68 SINCE JAN 1 341 441 -100 544 ................................................................... WIND (MPH) HIGHEST WIND SPEED 25 HIGHEST WIND DIRECTION NW (300) HIGHEST GUST SPEED 35 HIGHEST GUST DIRECTION NW (320) AVERAGE WIND SPEED 14.9 SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 0.4 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. NO SIGNIFICANT WEATHER WAS OBSERVED. RELATIVE HUMIDITY (PERCENT) HIGHEST 82 9:00 PM LOWEST 28 2:00 PM AVERAGE 55 .......................................................... THE CASPER WY CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 71 87 1966 2020 MINIMUM TEMPERATURE (F) 39 22 1984 SUNRISE AND SUNSET SEPTEMBER 24 2023.....SUNRISE 6:55 AM MDT SUNSET 7:00 PM MDT SEPTEMBER 25 2023.....SUNRISE 6:56 AM MDT SUNSET 6:58 PM MDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$