789  
CXUS53 KDTX 010927 RRB  
CLMMBS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI  
527 AM EDT WED NOV 01 2023  
   
...............................
 
 
   
..THE TRI CITIES MI CLIMATE SUMMARY FOR THE MONTH OF OCTOBER 2023
 
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1912 TO 2023  
 
WEATHER OBSERVED NORMAL DEPART LAST YEAR'S  
VALUE DATE(S) VALUE FROM VALUE  
NORMAL    
..........................................................
 
 
TEMPERATURE (F)  
RECORD  
HIGH 91 10/07/2007  
LOW 19 10/31/1925  
10/30/1925  
HIGHEST 86 10/03 MM MM  
LOWEST 26 10/31 MM MM  
AVG. MAXIMUM 61.0 60.2 0.8  
AVG. MINIMUM 45.3 41.4 3.9  
MEAN 53.1 50.8 2.3  
DAYS MAX >= 90 0 0.1 -0.1  
DAYS MAX <= 32 0 0.0 0.0  
DAYS MIN <= 32 3 4.4 -1.4  
DAYS MIN <= 0 0 0.0 0.0  
 
PRECIPITATION (INCHES)  
RECORD  
MAXIMUM 7.78 1954  
MINIMUM 0.18 1952  
TOTALS 3.21 2.91 0.30  
DAILY AVG. 0.10 0.09 0.01  
DAYS >= .01 17 12.0 5.0  
DAYS >= .10 9 5.9 3.1  
DAYS >= .50 2 1.8 0.2  
DAYS >= 1.00 0 0.4 -0.4  
GREATEST  
24 HR. TOTAL 0.88 10/05 TO 10/05  
STORM TOTAL 0.88  
(MM/DD(HH))  
 
SNOWFALL (INCHES)  
RECORDS  
TOTAL 5.0 1967  
TOTALS 0.5 0.2 0.3  
LIQUID EQUIV 0.10 0.00 0.10  
SINCE 7/1 0.5 0.2 0.3  
LIQUID 7/1 0.05  
DAYS >= TRACE 2 0.2 1.8  
DAYS >= 1.0 0 0.1 -0.1  
GREATEST  
SNOW DEPTH 0  
24 HR TOTAL MM  
STORM TOTAL 0.5  
(MM/DD(HH))  
 
DEGREE DAYS  
HEATING TOTAL 389 447 -58  
SINCE 7/1 478 611 -133  
COOLING TOTAL 28 7 21  
SINCE 1/1 587 632 -45  
 
FREEZE DATES  
RECORD  
EARLIEST 09/12 (1943)  
LATEST 05/28 (1949)  
EARLIEST 10/23 (2023)  
LATEST 04/27 (2023)    
..........................................................
 
 
WIND (MPH)  
AVERAGE WIND SPEED 8.9  
HIGHEST WIND SPEED/DIRECTION 28/040 DATE 10/14  
HIGHEST GUST SPEED/DIRECTION 39/040 DATE 10/14  
 
SKY COVER  
POSSIBLE SUNSHINE (PERCENT) MM  
AVERAGE SKY COVER 0.61  
NUMBER OF DAYS FAIR 9  
NUMBER OF DAYS PC 7  
NUMBER OF DAYS CLOUDY 15  
 
AVERAGE RH (PERCENT) 74  
 
WEATHER CONDITIONS. NUMBER OF DAYS WITH  
THUNDERSTORM 1 MIXED PRECIP 0  
HEAVY RAIN 2 RAIN 5  
LIGHT RAIN 19 FREEZING RAIN 0  
LT FREEZING RAIN 0 HAIL 0  
HEAVY SNOW 0 SNOW 0  
LIGHT SNOW 2 SLEET 0  
FOG 13 FOG W/VIS <= 1/4 MILE 0  
HAZE 2  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
================================================================  
SOUTHEAST MICHIGAN CLIMATE SUMMARY FOR OCTOBER 2023  
 
OCTOBER 2023 MONTHLY STATISTICS AND RANKINGS  
-----------------------------------------------------------------  
 
SNOWFALL  
ACTUAL NORMAL DEPARTURE RANKING  
DETROIT AREA 0.2" 0.0" +0.2" 10TH SNOWIEST  
FLINT AREA 1.1" 0.3" +0.8" 7TH SNOWIEST  
SAGINAW AREA 0.5" 0.2" +0.3" 8TH SNOWIEST  
 
SNOWFALL SINCE JULY 1*  
ACTUAL NORMAL DEPARTURE RANKING  
DETROIT AREA 0.2" 0.0" +0.2" 10TH SNOWIEST  
FLINT AREA 1.1" 0.3" +0.8" 7TH SNOWIEST  
SAGINAW AREA 0.5" 0.2" +0.3" 8TH SNOWIEST  
 
*NORMAL TO DATE (AS OF OCTOBER 31, 2023)  
 
PRECIPITATION  
ACTUAL NORMAL DEPARTURE RANKING  
DETROIT AREA 2.10" 2.53" -0.43" 74TH WETTEST  
FLINT AREA 4.05" 2.77" +1.28" 11TH WETTEST  
SAGINAW AREA 3.21" 2.91" +0.30" 36TH WETTEST  
 
PRECIPITATION SINCE JANUARY 1*  
ACTUAL NORMAL DEPARTURE RANKING  
DETROIT AREA 33.39" 29.50" +3.89" 18TH WETTEST  
FLINT AREA 30.74" 27.81" +2.93" 26TH WETTEST  
SAGINAW AREA 31.29" 27.99" +3.30" 12TH WETTEST  
 
*NORMAL TO DATE (AS OF OCTOBER 31, 2023)  
 
AVERAGE TEMPERATURE  
ACTUAL NORMAL DEPARTURE RANKING  
DETROIT AREA 54.6 53.0 +1.6 42ND WARMEST  
FLINT AREA 52.8 50.2 +2.6 25TH WARMEST  
SAGINAW AREA 53.1 50.8 +2.3 23RD WARMEST  
 
AVERAGE HIGH TEMPERATURE  
ACTUAL NORMAL DEPARTURE RANKING  
DETROIT AREA 61.9 62.0 -0.1 67TH WARMEST  
FLINT AREA 60.8 60.1 +0.7 51ST WARMEST  
SAGINAW AREA 61.0 60.2 +0.8 43RD WARMEST  
 
AVERAGE LOW TEMPERATURE  
ACTUAL NORMAL DEPARTURE RANKING  
DETROIT AREA 47.3 44.0 +3.3 24TH WARMEST  
FLINT AREA 44.9 40.3 +4.6 8TH WARMEST  
SAGINAW AREA 45.3 41.4 +3.9 9TH WARMEST  
 
DETROIT AREA HAS A CLIMATE RECORD DATING TO NOVEMBER 1874 (~149 YEARS)  
FLINT AREA HAS A CLIMATE RECORD DATING TO JANUARY 1921 (~103 YEARS)  
SAGINAW AREA HAS CLIMATE RECORD DATING TO JANUARY 1912 (~112 YEARS)  
 
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