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

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861
CXUS53 KGRB 010801
CLMGRB

CLIMATE REPORT
NATIONAL WEATHER SERVICE GREEN BAY
301 AM CDT THU MAY 01 2025

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

...THE GREEN BAY WI CLIMATE SUMMARY FOR THE MONTH OF APRIL 2025...

CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1886 TO 2025

WEATHER         OBSERVED          NORMAL  DEPART   LAST YEAR`S
                VALUE   DATE(S)   VALUE   FROM     VALUE DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH             89   04/22/1980
 LOW               7   04/03/1954
HIGHEST           76   04/28         77      -1       79  04/27
LOWEST            24   04/07         19       5       29  04/06
                       04/08
                                                          04/24
                                                          04/25
AVG. MAXIMUM    55.4               53.8     1.6     58.2
AVG. MINIMUM    36.3               34.8     1.5     37.8
MEAN            45.8               44.3     1.5     48.0
DAYS MAX >= 90     0                0.0     0.0        0
DAYS MAX <= 32     0                0.6    -0.6        0
DAYS MIN <= 32     9               12.1    -3.1        7
DAYS MIN <= 0      0                0.0     0.0        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM        6.47   1929
 MINIMUM        0.49   1989
TOTALS          3.01               3.00    0.01     3.73
DAYS >= .01       12               11.7     0.3       15
DAYS >= .10        9                6.6     2.4        9
DAYS >= .50        1                2.1    -1.1        2
DAYS >= 1.00       0                0.6    -0.6        0
GREATEST
 24 HR. TOTAL   0.96   04/17 TO 04/18

SNOWFALL (INCHES)
RECORDS
 TOTAL          36.7   2018
TOTALS           1.9                4.7    -2.8      6.9
SINCE 7/1       43.3               55.6   -12.3       MM
SNOWDEPTH AVG.     0                                   0
DAYS >= 1.0        1                1.3    -0.3        2
GREATEST
 SNOW DEPTH        2   04/02                           5  04/02

DEGREE DAYS
HEATING TOTAL    567                622     -55      503
 SINCE 7/1      6381               7151    -770       MM
COOLING TOTAL      0                  1      -1        0
 SINCE 1/1         0                  1      -1       MM
................................................................

WIND (MPH)
AVERAGE WIND SPEED              10.2
HIGHEST WIND SPEED/DIRECTION    33/260    DATE  04/14
HIGHEST GUST SPEED/DIRECTION    46/280    DATE  04/14

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.49
NUMBER OF DAYS FAIR           13
NUMBER OF DAYS PC             10
NUMBER OF DAYS CLOUDY          7

AVERAGE RH (PERCENT)     65

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              6     MIXED PRECIP               0
HEAVY RAIN                5     RAIN                       7
LIGHT RAIN               14     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                4     SLEET                      0
FOG                      12     FOG W/VIS <= 1/4 MILE      1
HAZE                      1

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

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