


Climatological Report (Daily)
Issued by NWS
Issued by NWS
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157 CDUS45 KRIW 200727 CLIBYG CLIMATE REPORT NATIONAL WEATHER SERVICE RIVERTON WY 127 AM MDT SUN JUL 20 2025 ................................... ...THE BUFFALO WY CLIMATE SUMMARY FOR JULY 19 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 90 4:29 PM 101 2021 86 4 84 MINIMUM 65 11:59 PM 49 2015 59 6 61 AVERAGE 78 72 6 73 PRECIPITATION (IN) YESTERDAY 0.00 0.16 2024 0.05 -0.05 0.16 MONTH TO DATE 0.65 1.03 -0.38 0.85 SINCE JUN 1 1.93 3.10 -1.17 1.56 SINCE JAN 1 6.27 8.49 -2.22 6.11 DEGREE DAYS HEATING YESTERDAY 0 0 0 0 MONTH TO DATE 19 15 4 39 SINCE JUN 1 147 165 -18 141 SINCE JUL 1 19 15 4 39 COOLING YESTERDAY 13 8 5 8 MONTH TO DATE 138 117 21 128 SINCE JUN 1 197 174 23 200 SINCE JAN 1 208 181 27 200 ................................................................... WIND (MPH) HIGHEST WIND SPEED 24 HIGHEST WIND DIRECTION S (180) HIGHEST GUST SPEED 33 HIGHEST GUST DIRECTION S (190) AVERAGE WIND SPEED 8.8 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 56 2:00 AM LOWEST 16 4:00 PM AVERAGE 36 .......................................................... THE BUFFALO WY CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 86 100 2017 MINIMUM TEMPERATURE (F) 59 52 2000 SUNRISE AND SUNSET JULY 20 2025..........SUNRISE 5:42 AM MDT SUNSET 8:44 PM MDT JULY 21 2025..........SUNRISE 5:43 AM MDT SUNSET 8:43 PM MDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$