


Climatological Report (Daily)
Issued by NWS
Issued by NWS
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325 CDUS45 KRIW 280726 CLIBPI CLIMATE REPORT NATIONAL WEATHER SERVICE RIVERTON WY 126 AM MDT THU AUG 28 2025 ................................... ...THE BIG PINEY WY CLIMATE SUMMARY FOR AUGUST 27 2025... CLIMATE NORMAL PERIOD: 1991 TO 2020 CLIMATE RECORD PERIOD: 1976 TO 2025 WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST VALUE (LST) VALUE VALUE FROM YEAR NORMAL ................................................................... TEMPERATURE (F) YESTERDAY MAXIMUM 68 1:09 PM 88 2020 77 -9 78 MINIMUM 47 11:26 PM 19 1992 38 9 32 AVERAGE 58 57 1 PRECIPITATION (IN) YESTERDAY 0.97R 0.50 2010 0.03 0.94 0.00 MONTH TO DATE 1.11 0.74 0.37 0.45 SINCE JUN 1 2.43 2.64 -0.21 0.93 SINCE JAN 1 5.86 5.78 0.08 3.03 DEGREE DAYS HEATING YESTERDAY 7 8 -1 10 MONTH TO DATE 87 131 -44 94 SINCE JUN 1 362 568 -206 346 SINCE JUL 1 147 243 -96 173 COOLING YESTERDAY 0 0 0 0 MONTH TO DATE 19 14 5 25 SINCE JUN 1 41 32 9 64 SINCE JAN 1 41 32 9 64 ................................................................... WIND (MPH) HIGHEST WIND SPEED 21 HIGHEST WIND DIRECTION NE (60) HIGHEST GUST SPEED 30 HIGHEST GUST DIRECTION E (70) AVERAGE WIND SPEED 5.3 SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 0.8 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. THUNDERSTORM HEAVY RAIN RAIN LIGHT RAIN FOG RELATIVE HUMIDITY (PERCENT) HIGHEST 100 4:00 AM LOWEST 55 1:00 PM AVERAGE 78 .......................................................... THE BIG PINEY WY CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 77 88 2012 MINIMUM TEMPERATURE (F) 37 26 1976 SUNRISE AND SUNSET AUGUST 28 2025........SUNRISE 6:41 AM MDT SUNSET 8:01 PM MDT AUGUST 29 2025........SUNRISE 6:43 AM MDT SUNSET 7:59 PM MDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$