


Climatological Report (Daily)
Issued by NWS
Issued by NWS
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297 CDUS45 KRIW 170732 CLIBYG CLIMATE REPORT NATIONAL WEATHER SERVICE RIVERTON WY 132 AM MDT FRI OCT 17 2025 ................................... ...THE BUFFALO WY CLIMATE SUMMARY FOR OCTOBER 16 2025... CLIMATE NORMAL PERIOD: 1991 TO 2020 CLIMATE RECORD PERIOD: 1998 TO 2025 WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST VALUE (LST) VALUE VALUE FROM YEAR NORMAL ................................................................... TEMPERATURE (F) YESTERDAY MAXIMUM 41 2:59 AM 83 2024 57 -16 83 MINIMUM 35 3:17 PM 24 1999 35 0 43 AVERAGE 38 46 -8 63 PRECIPITATION (IN) YESTERDAY 0.78R 0.49 1998 0.03 0.75 0.00 MONTH TO DATE 1.85 0.68 1.17 0.00 SINCE SEP 1 2.52 1.85 0.67 0.18 SINCE JAN 1 10.87 11.69 -0.82 7.77 DEGREE DAYS HEATING YESTERDAY 27 19 8 2 MONTH TO DATE 229 259 -30 78 SINCE SEP 1 318 472 -154 160 SINCE JUL 1 359 529 -170 237 COOLING YESTERDAY 0 0 0 0 MONTH TO DATE 5 0 5 3 SINCE SEP 1 49 57 -8 147 SINCE JAN 1 494 525 -31 663 ................................................................... WIND (MPH) HIGHEST WIND SPEED 24 HIGHEST WIND DIRECTION N (340) HIGHEST GUST SPEED 33 HIGHEST GUST DIRECTION N (340) AVERAGE WIND SPEED 10.7 SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 1.0 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. THUNDERSTORM HEAVY RAIN RAIN LIGHT RAIN FOG FOG W/VISIBILITY <= 1/4 MILE RELATIVE HUMIDITY (PERCENT) HIGHEST 100 12:00 AM LOWEST 85 11:00 PM AVERAGE 93 .......................................................... THE BUFFALO WY CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 57 83 2003 MINIMUM TEMPERATURE (F) 35 22 2006 SUNRISE AND SUNSET OCTOBER 17 2025.......SUNRISE 7:25 AM MDT SUNSET 6:19 PM MDT OCTOBER 18 2025.......SUNRISE 7:26 AM MDT SUNSET 6:17 PM MDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$