Climatological Report (Monthly)
Issued by NWS Twin Cities, MN

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782
CXUS53 KMPX 011851
CLMMSP


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHANHASSEN MN
1251 PM CST MON JAN 1 2018

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

...THE TWIN CITIES MN CLIMATE SUMMARY FOR THE MONTH OF DECEMBER 2017...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1871 TO 2017

WEATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S
                 VALUE   DATE(S)  VALUE   FROM    VALUE  DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH              63   12/05/2001
                        12/02/1982
                        12/06/1939
 LOW              -39   12/25/1879
HIGHEST            57   12/04        38      19       43  12/26
LOWEST            -16   12/31        -4     -12      -20  12/18
AVG. MAXIMUM     25.2              27.1    -1.9     27.0
AVG. MINIMUM     12.5              12.3     0.2     14.8
MEAN             18.9              19.7    -0.8     20.9
DAYS MAX >= 90      0               0.0     0.0        0
DAYS MAX <= 32     24              19.0     5.0       17
DAYS MIN <= 32     31              30.0     1.0       28
DAYS MIN <= 0       6               6.1    -0.1        6

PRECIPITATION (INCHES)
RECORD
 MAXIMUM         4.27   1982
 MINIMUM         0.00   1943
TOTALS           0.79              1.16   -0.37     2.14
DAILY AVG.       0.03              0.04   -0.01     0.07
DAYS >= .01        10               9.8     0.2        8
DAYS >= .10         2               3.1    -1.1        6
DAYS >= .50         0               0.3    -0.3        1
DAYS >= 1.00        0               0.1    -0.1        0
GREATEST
 24 HR. TOTAL    0.37   12/04 TO 12/04

SNOWFALL (INCHES)
RECORDS
 TOTAL           33.6   2010
TOTALS            6.4              11.9    -5.5     15.8
SINCE 7/1         7.1              21.8   -14.7     18.1
SNOWDEPTH AVG.      2                 5      -3        3
DAYS >= 1.0         2               3.7    -1.7        5
GREATEST
 SNOW DEPTH         3   12/31                          9  12/17
                        12/30
 24 HR TOTAL      2.1   12/04 TO 12/04

DEGREE_DAYS
HEATING TOTAL    1423              1404      19     1358
 SINCE 7/1       2833              3023    -190     2402
COOLING TOTAL       0                 0       0        0
 SINCE 1/1        830               753      77      964
.................................................................

WIND (MPH)
AVERAGE WIND SPEED              9.3
HIGHEST WIND SPEED/DIRECTION    32/290    DATE  12/05
HIGHEST GUST SPEED/DIRECTION    44/280    DATE  12/05

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.70
NUMBER OF DAYS FAIR            6
NUMBER OF DAYS PC              9
NUMBER OF DAYS CLOUDY         16

AVERAGE RH (PERCENT)     75

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0     MIXED PRECIP               0
HEAVY RAIN                0     RAIN                       1
LIGHT RAIN                1     FREEZING RAIN              0
LT FREEZING RAIN          1     HAIL                       0
HEAVY SNOW                0     SNOW                       2
LIGHT SNOW               15     SLEET                      1
FOG                      17     FOG W/VIS <= 1/4 MILE      0
HAZE                      7

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

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