Climatological Report (Monthly)
Issued by NWS Green Bay, WI

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CXUS53 KGRB 010716
CLMGRB

CLIMATE REPORT
NATIONAL WEATHER SERVICE GREEN BAY
216 AM CDT THU OCT 01 2026

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

...THE GREEN BAY WI CLIMATE SUMMARY FOR THE MONTH OF SEPTEMBER 2026...

CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1886 TO 2026

WEATHER         OBSERVED          NORMAL  DEPART   LAST YEAR`S
                VALUE   DATE(S)   VALUE   FROM     VALUE DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH             97   09/10/1931
 LOW              24   09/29/1949
HIGHEST           90   09/01         86       4       86  09/17
LOWEST            40   09/14         33       7       38  09/08
                       09/27
AVG. MAXIMUM    73.5               71.7     1.8     74.2
AVG. MINIMUM    52.7               50.2     2.5     50.7
MEAN            63.1               61.0     2.1     62.4
DAYS MAX >= 90     1                0.3     0.7        0
DAYS MAX <= 32     0                0.0     0.0        0
DAYS MIN <= 32     0                0.6    -0.6        0
DAYS MIN <= 0      0                0.0     0.0        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM        9.37   2019
 MINIMUM        0.28   1976
TOTALS          5.73               3.20    2.53     1.77
DAYS >= .01       11                9.7     1.3        9
DAYS >= .10        9                5.9     3.1        6
DAYS >= .50        3                2.1     0.9        1
DAYS >= 1.00       2                0.8     1.2        0
GREATEST
 24 HR. TOTAL   2.17   09/14 TO 09/15

SNOWFALL (INCHES)
RECORDS
 TOTAL             T   1999
TOTALS           0.0                0.0     0.0      0.0
SINCE 7/1        0.0                0.0     0.0       MM
SNOWDEPTH AVG.     0                                   0
DAYS >= 1.0        0                0.0     0.0        0
GREATEST
 SNOW DEPTH        0                                   0  MM

DEGREE DAYS
HEATING TOTAL    109                168     -59      101
 SINCE 7/1       123                210     -87       MM
COOLING TOTAL     61                 47      14       34
 SINCE 1/1       553                504      49       MM
................................................................

WIND (MPH)
AVERAGE WIND SPEED              6.4
HIGHEST WIND SPEED/DIRECTION    29/280    DATE  09/02
HIGHEST GUST SPEED/DIRECTION    46/280    DATE  09/02

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.33
NUMBER OF DAYS FAIR           20
NUMBER OF DAYS PC              6
NUMBER OF DAYS CLOUDY          4

AVERAGE RH (PERCENT)     77

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              4     MIXED PRECIP               0
HEAVY RAIN                5     RAIN                       8
LIGHT RAIN               12     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                0     SLEET                      0
FOG                      19     FOG W/VIS <= 1/4 MILE      4
HAZE                      0

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

$$