


Climatological Report (Daily)
Issued by NWS
Issued by NWS
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393 CDUS45 KRIW 140739 CLICPR CLIMATE REPORT NATIONAL WEATHER SERVICE RIVERTON WY 139 AM MDT TUE OCT 14 2025 ................................... ...THE CASPER WY CLIMATE SUMMARY FOR OCTOBER 13 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 61 2:39 PM 80 1958 61 0 67 MINIMUM 24 6:19 AM 9 1969 32 -8 31 AVERAGE 43 46 -3 PRECIPITATION (IN) YESTERDAY 0.00 0.56 1966 0.04 -0.04 0.00 MONTH TO DATE 0.69 0.57 0.12 0.00 SINCE SEP 1 3.24 1.52 1.72 0.24 SINCE JAN 1 10.55 10.35 0.20 7.22 SNOWFALL (IN) YESTERDAY 0.0 4.1 2021 0.2 -0.2 0.0 MONTH TO DATE 0.0 2.5 -2.5 0.0 SINCE SEP 1 0.0 4.0 -4.0 0.0 SINCE JUL 1 0.0 4.0 -4.0 0.0 SNOW DEPTH 0 DEGREE DAYS HEATING YESTERDAY 22 19 3 16 MONTH TO DATE 172 210 -38 119 SINCE SEP 1 285 424 -139 221 SINCE JUL 1 295 469 -174 259 COOLING YESTERDAY 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 18 HIGHEST WIND DIRECTION N (10) HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION N (10) AVERAGE WIND SPEED 7.4 SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 0.1 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. NO SIGNIFICANT WEATHER WAS OBSERVED. RELATIVE HUMIDITY (PERCENT) HIGHEST 96 7:00 AM LOWEST 33 2:00 PM AVERAGE 65 .......................................................... THE CASPER WY CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 60 80 1958 MINIMUM TEMPERATURE (F) 31 9 1969 SUNRISE AND SUNSET OCTOBER 14 2025.......SUNRISE 7:19 AM MDT SUNSET 6:24 PM MDT OCTOBER 15 2025.......SUNRISE 7:20 AM MDT SUNSET 6:23 PM MDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$