


Climatological Report (Daily)
Issued by NWS
Issued by NWS
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158 CDUS45 KRIW 300045 CLICPR CLIMATE REPORT NATIONAL WEATHER SERVICE RIVERTON WY 645 PM MDT TUE JUL 29 2025 ................................... ...THE CASPER WY CLIMATE SUMMARY FOR JULY 29 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 88 3:08 PM 104 2006 90 -2 94 MINIMUM 56 3:13 AM 36 2015 55 1 43 AVERAGE 72 72 0 69 PRECIPITATION (IN) TODAY 0.00 1.10 1998 0.04 -0.04 0.00 MONTH TO DATE 0.45 1.12 -0.67 0.53 SINCE JUN 1 0.98 2.46 -1.48 1.33 SINCE JAN 1 5.90 7.97 -2.07 6.59 SNOWFALL (IN) TODAY MM 0.0 MM 0.0 MONTH TO DATE 0.0 0.0 0.0 0.0 SINCE JUN 1 0.0 0.1 -0.1 0.0 SINCE JUL 1 0.0 0.0 0.0 0.0 SNOW DEPTH MM DEGREE DAYS HEATING TODAY 0 0 0 0 MONTH TO DATE 5 9 -4 16 SINCE JUN 1 96 135 -39 70 SINCE JUL 1 5 9 -4 16 COOLING TODAY 7 8 -1 4 MONTH TO DATE 219 187 32 173 SINCE JUN 1 294 238 56 276 SINCE JAN 1 294 242 52 279 ................................................................... WIND (MPH) HIGHEST WIND SPEED 31 HIGHEST WIND DIRECTION NW (300) HIGHEST GUST SPEED 45 HIGHEST GUST DIRECTION NW (300) AVERAGE WIND SPEED 11.6 SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 0.4 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED TODAY. THUNDERSTORM HEAVY RAIN RAIN LIGHT RAIN FOG RELATIVE HUMIDITY (PERCENT) HIGHEST 100 LOWEST 29 AVERAGE 65 .......................................................... THE CASPER WY CLIMATE NORMALS FOR TOMORROW NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 90 101 2006 MINIMUM TEMPERATURE (F) 55 38 1971 SUNRISE AND SUNSET JULY 29 2025..........SUNRISE 5:54 AM MDT SUNSET 8:30 PM MDT JULY 30 2025..........SUNRISE 5:55 AM MDT SUNSET 8:29 PM MDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$