


Climatological Report (Daily)
Issued by NWS
Issued by NWS
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446 CDUS45 KRIW 150731 CLICPR CLIMATE REPORT NATIONAL WEATHER SERVICE RIVERTON WY 131 AM MDT SUN JUN 15 2025 ................................... ...THE CASPER WY CLIMATE SUMMARY FOR JUNE 14 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 92 2:56 PM 99 2021 79 13 87 MINIMUM 54 12:46 AM 30 1969 45 9 55 AVERAGE 73 62 11 PRECIPITATION (IN) YESTERDAY T 2.14 1982 0.04 -0.04 T MONTH TO DATE 0.50 0.70 -0.20 0.49 SINCE JUN 1 0.50 0.70 -0.20 0.49 SINCE JAN 1 5.42 6.21 -0.79 5.75 SNOWFALL (IN) YESTERDAY 0.0 0.0 2021 0.0 0.0 0.0 MONTH TO DATE 0.0 0.1 -0.1 0.0 SINCE JUN 1 0.0 0.1 -0.1 0.0 SINCE JUL 1 26.5 71.8 -45.3 42.5 SNOW DEPTH 0 DEGREE DAYS HEATING YESTERDAY 0 4 -4 0 MONTH TO DATE 69 84 -15 24 SINCE JUN 1 69 84 -15 24 SINCE JUL 1 7000 7444 -444 6971 COOLING YESTERDAY 8 1 7 6 MONTH TO DATE 19 13 6 31 SINCE JUN 1 19 13 6 31 SINCE JAN 1 19 17 2 34 ................................................................... WIND (MPH) HIGHEST WIND SPEED 37 HIGHEST WIND DIRECTION NE (60) HIGHEST GUST SPEED 46 HIGHEST GUST DIRECTION E (70) AVERAGE WIND SPEED 11.0 SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 0.2 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. THUNDERSTORM LIGHT RAIN RELATIVE HUMIDITY (PERCENT) HIGHEST 96 3:00 AM LOWEST 12 3:00 PM AVERAGE 54 .......................................................... THE CASPER WY CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 79 101 2021 MINIMUM TEMPERATURE (F) 45 35 1945 SUNRISE AND SUNSET JUNE 15 2025..........SUNRISE 5:26 AM MDT SUNSET 8:47 PM MDT JUNE 16 2025..........SUNRISE 5:27 AM MDT SUNSET 8:47 PM MDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$