Climatological Report (Monthly)
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CXUS53 KDTX 021059
CLMMBS

CLIMATE REPORT
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
637 AM EDT TUE SEP 02 2025

...................................

...THE TRI CITIES MI CLIMATE SUMMARY FOR THE MONTH OF AUGUST 2025...

CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1912 TO 2025

WEATHER         OBSERVED          NORMAL  DEPART   LAST YEAR`S
                VALUE   DATE(S)   VALUE   FROM     VALUE
                                          NORMAL
..............................................................
TEMPERATURE (F)
RECORD
 HIGH            103   08/06/1918
 LOW              37   08/29/1982
HIGHEST           93   08/10         MM      MM
LOWEST            46   08/26         MM      MM
                       08/27
AVG. MAXIMUM    79.5               80.0    -0.5
AVG. MINIMUM    59.0               59.4    -0.4
MEAN            69.2               69.7    -0.5
DAYS MAX >= 90     3                1.4     1.6
DAYS MAX <= 32     0                0.0     0.0
DAYS MIN <= 32     0                0.0     0.0
DAYS MIN <= 0      0                0.0     0.0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM        9.43   2012
 MINIMUM           T   2024
TOTALS          3.13               3.85   -0.72
DAILY AVG.      0.10               0.12   -0.02
DAYS >= .01        6               10.5    -4.5
DAYS >= .10        5                6.0    -1.0
DAYS >= .50        2                2.6    -0.6
DAYS >= 1.00       1                1.1    -0.1
GREATEST
 24 HR. TOTAL   1.66   08/12 TO 08/12

SNOWFALL (INCHES)
RECORDS
 TOTAL           0.0   0
TOTALS           0.0                0.0     0.0
 LIQUID EQUIV   0.00               0.00    0.00
SINCE 7/1        0.0                0.0     0.0
 LIQUID 7/1     0.00
DAYS >= TRACE      0                0.0     0.0
DAYS >= 1.0        0                0.0     0.0
GREATEST
 SNOW DEPTH        0
 24 HR TOTAL     0.0

DEGREE DAYS
HEATING TOTAL     33                 19      14
 SINCE 7/1        34                 25       9
COOLING TOTAL    169                165       4
 SINCE 1/1       688                565     123

FREEZE DATES
RECORD
 EARLIEST     09/12 (1943)
 LATEST       05/28 (1949)
EARLIEST      10/17 (2024)
LATEST        04/30 (2025)

..............................................................

WIND (MPH)
AVERAGE WIND SPEED              7.1
HIGHEST WIND SPEED/DIRECTION    26/280    DATE  08/12
HIGHEST GUST SPEED/DIRECTION    37/320    DATE  08/12

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.28
NUMBER OF DAYS FAIR           20
NUMBER OF DAYS PC             10
NUMBER OF DAYS CLOUDY          1

AVERAGE RH (PERCENT)     72

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              4     MIXED PRECIP               0
HEAVY RAIN                4     RAIN                       3
LIGHT RAIN                8     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                0     SLEET                      0
FOG                      13     FOG W/VIS <= 1/4 MILE      2
HAZE                      4

-  INDICATES NEGATIVE NUMBERS.
R  INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T  INDICATES TRACE AMOUNT.

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