038
CDUS43 KDTX 180536
CLIMBS
CLIMATE REPORT
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
136 AM EDT MON AUG 18 2025
...............................
..THE TRI CITIES MI CLIMATE SUMMARY FOR AUGUST 17 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 1036 AM 93 1922 80 -4 77
1931
1955
MINIMUM 59 1159 PM 42 1954 60 -1 68
AVERAGE 68 70 -2 73
PRECIPITATION (IN)
YESTERDAY 0.00 1.87 1991 0.13 -0.13 0.13
MONTH TO DATE 1.83 2.18 -0.35 1.88
SINCE JUN 1 6.33 8.29 -1.96 7.47
SINCE JAN 1 16.67 20.60 -3.93 18.14
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 0 1 -1 0
MONTH TO DATE 0 2 -2 1
SINCE JUN 1 19 58 -39 29
SINCE JUL 1 1 11 -10 4
COOLING
YESTERDAY 3 5 -2 8
MONTH TO DATE 152 101 51 108
SINCE JUN 1 646 457 189 540
SINCE JAN 1 671 501 170 584
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION NE (60)
HIGHEST GUST SPEED 25 HIGHEST GUST DIRECTION E (70)
AVERAGE WIND SPEED 10.6
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 90 400 AM
LOWEST 68 600 PM
AVERAGE 79
......................................................
THE TRI CITIES MI CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 80 99 1947
MINIMUM TEMPERATURE (F) 59 41 1963
SUNRISE AND SUNSET
AUGUST 18 2025........SUNRISE 645 AM EDT SUNSET 835 PM EDT
AUGUST 19 2025........SUNRISE 646 AM EDT SUNSET 833 PM EDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page