350 CDUS45 KRIW 130736 CLICPR CLIMATE REPORT NATIONAL WEATHER SERVICE RIVERTON WY 136 AM MDT SUN APR 13 2025 ................................... ...THE CASPER WY CLIMATE SUMMARY FOR APRIL 12 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 77R 3:36 PM 75 1992 55 22 75 MINIMUM 33 5:23 AM -6 1997 27 6 24 AVERAGE 55 41 14 PRECIPITATION (IN) YESTERDAY 0.00 0.31 1945 0.05 -0.05 0.00 MONTH TO DATE 0.29 0.49 -0.20 0.90 SINCE MAR 1 1.62 1.33 0.29 1.47 SINCE JAN 1 2.34 2.38 -0.04 2.50 SNOWFALL (IN) YESTERDAY 0.0 3.6 1991 0.4 -0.4 0.0 MONTH TO DATE 3.7 4.8 -1.1 5.0 SINCE MAR 1 11.7 15.1 -3.4 7.7 SINCE JUL 1 22.2 63.4 -41.2 37.0 SNOW DEPTH 0 DEGREE DAYS HEATING YESTERDAY 10 24 -14 15 MONTH TO DATE 281 293 -12 276 SINCE MAR 1 1130 1200 -70 1169 SINCE JUL 1 6145 6562 -417 6124 COOLING YESTERDAY 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 36 HIGHEST WIND DIRECTION W (250) HIGHEST GUST SPEED 48 HIGHEST GUST DIRECTION W (250) AVERAGE WIND SPEED 10.4 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 73 6:00 AM LOWEST 12 3:00 PM AVERAGE 43 .......................................................... THE CASPER WY CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 56 79 2017 MINIMUM TEMPERATURE (F) 28 7 2020 2022 SUNRISE AND SUNSET APRIL 13 2025.........SUNRISE 6:27 AM MDT SUNSET 7:46 PM MDT APRIL 14 2025.........SUNRISE 6:25 AM MDT SUNSET 7:48 PM MDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$