CDUS45 KRIW 240045 CLICPR CLIMATE REPORT NATIONAL WEATHER SERVICE RIVERTON WY 645 PM MDT THU OCT 23 2025 ................................... ...THE CASPER WY CLIMATE SUMMARY FOR OCTOBER 23 2025... VALID TODAY AS OF 0600 PM LOCAL TIME. 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) TODAY MAXIMUM 52 9:00 AM 81 2003 56 -4 71 MINIMUM 30 3:00 AM -5 2020 29 1 21 AVERAGE 41 42 -1 46 PRECIPITATION (IN) TODAY 0.00 0.25 1975 0.03 -0.03 0.00 MONTH TO DATE 1.49 0.95 0.54 0.45 SINCE SEP 1 4.04 1.90 2.14 0.69 SINCE JAN 1 11.35 10.73 0.62 7.67 SNOWFALL (IN) TODAY MM 0.2 MM 0.0 MONTH TO DATE 0.3 4.9 -4.6 T SINCE SEP 1 0.3 6.4 -6.1 T SINCE JUL 1 0.3 6.4 -6.1 T SNOW DEPTH MM DEGREE DAYS HEATING TODAY 24 23 1 19 MONTH TO DATE 363 420 -57 274 SINCE SEP 1 476 634 -158 376 SINCE JUL 1 486 679 -193 414 COOLING TODAY 0 0 0 0 MONTH TO DATE 0 0 0 0 SINCE SEP 1 17 30 -13 63 SINCE JAN 1 467 442 25 538 ................................................................... WIND (MPH) HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION SW (240) HIGHEST GUST SPEED MM HIGHEST GUST DIRECTION MM AVERAGE WIND SPEED 8.5 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 78 LOWEST 39 AVERAGE 59 .......................................................... THE CASPER WY CLIMATE NORMALS FOR TOMORROW NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 56 77 1992 MINIMUM TEMPERATURE (F) 28 102020 SUNRISE AND SUNSET OCTOBER 23 2025.......SUNRISE 7:29 AM MDT SUNSET 6:10 PM MDT OCTOBER 24 2025.......SUNRISE 7:31 AM MDT SUNSET 6:09 PM MDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$