007  
CDUS43 KGRB 212151  
CLIGRB  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE GREEN BAY  
451 PM CDT SUN SEP 21 2025  
   
...............................
 
 
   
..THE GREEN BAY WI CLIMATE SUMMARY FOR SEPTEMBER 21 2025
 
 
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1886 TO 2025  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 77 2:57 PM 90 1895 70 7 83  
1908  
MINIMUM 62 6:40 AM 28 1974 48 14 52  
AVERAGE 70 59 11 68  
 
PRECIPITATION (IN)  
TODAY 0.02 1.83 1893 0.11 -0.09 0.17  
MONTH TO DATE 1.38 2.32 -0.94 0.63  
SINCE SEP 1 1.38 2.32 -0.94 0.63  
SINCE JAN 1 21.58 24.33 -2.75 27.98  
 
SNOWFALL (IN)  
TODAY 0.0 0.0 MM 0.0 0.0 0.0  
MONTH TO DATE 0.0 0.0 0.0 0.0  
SINCE SEP 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  
TODAY 0 7 -7 0  
MONTH TO DATE 84 90 -6 28  
SINCE SEP 1 84 90 -6 28  
SINCE JUL 1 142 131 11 44  
 
COOLING  
TODAY 5 1 4 3  
MONTH TO DATE 30 41 -11 67  
SINCE SEP 1 30 41 -11 67  
SINCE JAN 1 529 498 31 600    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 10 HIGHEST WIND DIRECTION SW (210)  
HIGHEST GUST SPEED 15 HIGHEST GUST DIRECTION SW (240)  
AVERAGE WIND SPEED 3.7  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.8  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
LIGHT RAIN  
FOG  
FOG W/VISIBILITY <= 1/4 MILE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 3:00 AM  
LOWEST 58 3:00 PM  
AVERAGE 79  
   
......................................................
 
 
THE GREEN BAY WI CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 69 93 1895  
MINIMUM TEMPERATURE (F) 48 27 1974  
 
SUNRISE AND SUNSET  
SEPTEMBER 21 2025.....SUNRISE 6:39 AM CDT SUNSET 6:51 PM CDT  
SEPTEMBER 22 2025.....SUNRISE 6:40 AM CDT SUNSET 6:49 PM CDT  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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