Climatological Report (Monthly)
Issued by NWS Milwaukee/Sullivan, WI

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CXUS53 KMKX 011829
CLMMSN

CLIMATE REPORT
NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI
1229 PM CST MON JAN 01 2024

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

...THE MADISON WI CLIMATE SUMMARY FOR THE MONTH OF DECEMBER 2023...

CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1871 TO 2023

WEATHER         OBSERVED          NORMAL  DEPART   LAST YEAR`S
                VALUE   DATE(S)   VALUE   FROM     VALUE DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH             68   12/15/2021
 LOW             -28   12/24/1872
HIGHEST           55   12/08         48       7       55  12/29
LOWEST            11   12/19         -7      18      -12  12/23
AVG. MAXIMUM    40.7               32.3     8.4     31.4
AVG. MINIMUM    28.8               18.2    10.6     17.6
MEAN            34.8               25.3     9.5     24.5
DAYS MAX >= 90     0                0.0     0.0        0
DAYS MAX <= 32     3               14.6   -11.6       12
DAYS MIN <= 32    25               28.1    -3.1       26
DAYS MIN <= 0      0                3.0    -3.0        5

PRECIPITATION (INCHES)
RECORD
 MAXIMUM        5.68   1884
 MINIMUM        0.21   1898
TOTALS          1.66               1.63    0.03     2.34
DAILY AVG.      0.05               0.05   -0.00     0.08
DAYS >= .01       10               10.0     0.0       14
DAYS >= .10        5                4.5     0.5        4
DAYS >= .50        0                0.8    -0.8        1
DAYS >= 1.00       0                0.2    -0.2        1
GREATEST
 24 HR. TOTAL   0.46   12/28 TO 12/28               1.28

SNOWFALL (INCHES)
RECORDS
 TOTAL          40.4   2008
TOTALS           5.0               12.0    -7.0     15.4
SINCE 7/1        7.6               15.6    -8.0     20.2
SNOWDEPTH AVG.     0                                   2
DAYS >= 1.0        2                3.2    -1.2        4
GREATEST
 SNOW DEPTH        1   12/02                           6  12/24
                       12/03
                       12/29
                                                          12/25
                                                          12/26
 24 HR TOTAL      MM                                 4.4

DEGREE DAYS
HEATING TOTAL    927               1232    -305     1247
 SINCE 7/1      2239               2741    -502     2139
COOLING TOTAL      0                  0       0        0
 SINCE 1/1       780                628     152     1171
................................................................

WIND (MPH)
AVERAGE WIND SPEED              6.6
HIGHEST WIND SPEED/DIRECTION    24/330    DATE  12/18
HIGHEST GUST SPEED/DIRECTION    39/310    DATE  12/18

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.71
NUMBER OF DAYS FAIR            5
NUMBER OF DAYS PC              9
NUMBER OF DAYS CLOUDY         17

AVERAGE RH (PERCENT)     79

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0     MIXED PRECIP               4
HEAVY RAIN                0     RAIN                       5
LIGHT RAIN               10     FREEZING RAIN              0
LT FREEZING RAIN          2     HAIL                       0
HEAVY SNOW                0     SNOW                       5
LIGHT SNOW                9     SLEET                      0
FOG                      19     FOG W/VIS <= 1/4 MILE      2
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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