228
CDUS43 KGRB 180748
CLIGRB
CLIMATE REPORT
NATIONAL WEATHER SERVICE GREEN BAY
148 AM CST THU DEC 18 2025
...............................
..THE GREEN BAY WI CLIMATE SUMMARY FOR DECEMBER 17 2025
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)
YESTERDAY
MAXIMUM 40 3:22 AM 49 1895 31 9 37
MINIMUM 30 5:44 PM -14 1950 18 12 31
1985
AVERAGE 35 24 11 34
PRECIPITATION (IN)
YESTERDAY 0.00 0.59 1908 0.06 -0.06 0.00
MONTH TO DATE 0.61 1.01 -0.40 0.12
SINCE DEC 1 0.61 1.01 -0.40 0.12
SINCE JAN 1 25.16 30.87 -5.71 33.63
SNOWFALL (IN)
YESTERDAY 0.0 5.8 1888 0.5 -0.5 0.0
MONTH TO DATE 9.9 6.8 3.1 1.1
SINCE DEC 1 9.9 6.8 3.1 1.1
SINCE JUL 1 15.1 10.2 4.9 3.3
SNOW DEPTH 6
DEGREE DAYS
HEATING
YESTERDAY 30 41 -11 31
MONTH TO DATE 864 650 214 644
SINCE DEC 1 864 650 214 644
SINCE JUL 1 2295 2230 65 1731
COOLING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE DEC 1 0 0 0 0
SINCE JAN 1 560 508 52 622
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 24 HIGHEST WIND DIRECTION NW (300)
HIGHEST GUST SPEED 32 HIGHEST GUST DIRECTION W (290)
AVERAGE WIND SPEED 9.3
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.4
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 85 8:00 PM
LOWEST 61 12:00 PM
AVERAGE 73
......................................................
THE GREEN BAY WI CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 30 50 1931
MINIMUM TEMPERATURE (F) 17 -18 1983
SUNRISE AND SUNSET
DECEMBER 18 2025......SUNRISE 7:24 AM CST SUNSET 4:14 PM CST
DECEMBER 19 2025......SUNRISE 7:25 AM CST SUNSET 4:15 PM CST
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page