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

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CXUS53 KMPX 011851
CLMEAU


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

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

...THE EAU CLAIRE WI CLIMATE SUMMARY FOR THE MONTH OF DECEMBER 2017...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1893 TO 2017

WEATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S
                 VALUE   DATE(S)  VALUE   FROM    VALUE  DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH              64   12/05/2001
 LOW              -32   12/19/1983
HIGHEST            58   12/04        39      19       41  12/26
LOWEST            -18   12/31        -4     -14      -21  12/18
AVG. MAXIMUM     23.0              27.1    -4.1     25.2
AVG. MINIMUM      9.1              10.6    -1.5     13.2
MEAN             16.1              18.8    -2.7     19.2
DAYS MAX >= 90      0               0.0     0.0        0
DAYS MAX <= 32     24              19.4     4.6       19
DAYS MIN <= 32     30              30.0     0.0       31
DAYS MIN <= 0       7               7.6    -0.6        6

PRECIPITATION (INCHES)
RECORD
 MAXIMUM         3.84   2015
 MINIMUM         0.00   1943
TOTALS           0.91              1.00   -0.09     2.04
DAILY AVG.       0.03              0.03    0.00     0.07
DAYS >= .01        13               8.9     4.1       11
DAYS >= .10         2               2.9    -0.9        6
DAYS >= .50         0               0.4    -0.4        1
DAYS >= 1.00        0               0.0     0.0        0
GREATEST
 24 HR. TOTAL    0.33   12/04 TO 12/04

SNOWFALL (INCHES)
RECORDS
 TOTAL           31.4   1968
TOTALS            7.3               9.5    -2.2     19.2
SINCE 7/1        10.6              15.8    -5.2     20.9
SNOWDEPTH AVG.      2                 4      -2        4
DAYS >= 1.0         3               3.7    -0.7        6
GREATEST
 SNOW DEPTH         4   12/31                         10  12/17
                        12/30
                        12/29
 24 HR TOTAL      1.4   12/08 TO 12/08

DEGREE_DAYS
HEATING TOTAL    1508              1430      78     1411
 SINCE 7/1       3149              3176     -27     2620
COOLING TOTAL       0                 0       0        0
 SINCE 1/1        466               579    -113      624
.................................................................

WIND (MPH)
AVERAGE WIND SPEED              7.7
HIGHEST WIND SPEED/DIRECTION    31/260    DATE  12/05
HIGHEST GUST SPEED/DIRECTION    41/270    DATE  12/05

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.60
NUMBER OF DAYS FAIR            9
NUMBER OF DAYS PC              7
NUMBER OF DAYS CLOUDY         15

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          0     HAIL                       0
HEAVY SNOW                1     SNOW                       4
LIGHT SNOW               17     SLEET                      0
FOG                      20     FOG W/VIS <= 1/4 MILE      1
HAZE                     12

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

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