


Climatological Report (Daily)
Issued by NWS
Issued by NWS
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257 CDUS43 KDTX 010538 CLIMBS CLIMATE REPORT NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI 138 AM EDT MON SEP 01 2025 ................................... ...THE TRI CITIES MI CLIMATE SUMMARY FOR AUGUST 31 2025... CLIMATE NORMAL PERIOD 1991 TO 2020 CLIMATE RECORD PERIOD 1912 TO 2025 WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST VALUE (LST) VALUE VALUE FROM YEAR NORMAL ................................................................... TEMPERATURE (F) YESTERDAY MAXIMUM 76 305 PM 97 1932 78 -2 83 MINIMUM 49 533 AM 41 1915 57 -8 61 AVERAGE 63 67 -4 72 PRECIPITATION (IN) YESTERDAY 0.00 3.35 1945 0.11 -0.11 0.00 MONTH TO DATE 3.13 3.85 -0.72 2.58 SINCE JUN 1 7.63 9.96 -2.33 8.17 SINCE JAN 1 17.97 22.27 -4.30 18.84 SNOWFALL (IN) YESTERDAY 0.0 0.0 MM 0.0 0.0 0.0 MONTH TO DATE 0.0 0.0 0.0 0.0 SINCE JUN 1 0.0 0.0 0.0 0.0 SINCE JUL 1 0.0 0.0 0.0 0.0 SNOW DEPTH 0 DEGREE DAYS HEATING YESTERDAY 2 1 1 0 MONTH TO DATE 33 16 17 11 SINCE JUN 1 52 72 -20 39 SINCE JUL 1 34 25 9 14 COOLING YESTERDAY 0 4 -4 7 MONTH TO DATE 169 165 4 197 SINCE JUN 1 663 521 142 629 SINCE JAN 1 688 565 123 673 ................................................................... WIND (MPH) HIGHEST WIND SPEED 10 HIGHEST WIND DIRECTION NE (50) HIGHEST GUST SPEED 14 HIGHEST GUST DIRECTION NE (60) AVERAGE WIND SPEED 2.2 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. FOG RELATIVE HUMIDITY (PERCENT) HIGHEST 100 300 AM LOWEST 41 300 PM AVERAGE 71 .......................................................... THE TRI CITIES MI CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 78 100 1953 MINIMUM TEMPERATURE (F) 57 41 1948 SUNRISE AND SUNSET SEPTEMBER 1 2025.....SUNRISE 700 AM EDT SUNSET 811 PM EDT SEPTEMBER 2 2025.....SUNRISE 702 AM EDT SUNSET 809 PM EDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$