National Weather Service Text Product Display

Climatological Report (Monthly)
Issued by NWS Duluth, MN
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CXUS53 KDLH 051854 CCB
CLMDLH

CLIMATE REPORT
NATIONAL WEATHER SERVICE DULUTH MN
728 AM CST TUE JAN 1 2013

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...THE DULUTH MN CLIMATE SUMMARY FOR THE MONTH OF DECEMBER 2012...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1870 TO 2012

WEATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S
                 VALUE   DATE(S)  VALUE   FROM    VALUE  DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH              56   12/06/1939
 LOW              -35   12/28/1917
HIGHEST            48   12/03        MM      MM       43  12/26
LOWEST             -7   12/25        MM      MM       -1  12/06
                                                          12/05
AVG. MAXIMUM     26.0              22.3     3.7     29.2
AVG. MINIMUM     10.7               7.3     3.4     14.3
MEAN             18.4              14.8     3.6     21.7
DAYS MAX >= 90      0               0.0     0.0        0
DAYS MAX <= 32     23              24.5    -1.5       20
DAYS MIN <= 32     29              30.5    -1.5       31
DAYS MIN <= 0       6              10.3    -4.3        3

PRECIPITATION (INCHES)
RECORD
 MAXIMUM         3.89   1879
 MINIMUM         0.07   1905
TOTALS           1.44              1.21    0.23     0.55
DAILY AVG.       0.05              0.04    0.01     0.02
DAYS >= .01        12              10.5     1.5        8
DAYS >= .10         3               3.5    -0.5        3
DAYS >= .50         1               0.5     0.5        0
DAYS >= 1.00        0               0.1    -0.1        0
GREATEST
 24 HR. TOTAL    0.63                            12/13 TO 12/14
                                                          12/14 TO 12/14
                                                          12/14 TO 12/15

SNOWFALL (INCHES)

TOTALS           13.2              17.7    -4.5      8.1
SINCE 7/1        24.5              33.8    -9.3     11.8
SNOWDEPTH AVG.      3                 8      -5        2
DAYS >= 1.0         2               5.0    -3.0        4
GREATEST
 SNOW DEPTH         6   12/31                          4  12/30
                        12/30                             12/29
                        12/29
 24 HR TOTAL      6.5   12/09 TO 12/09

DEGREE_DAYS
HEATING TOTAL    1438              1556    -118     1334
 SINCE 7/1       3472              3769    -297     3136
COOLING TOTAL       0                 0       0        0
 SINCE 1/1        409               204     205      314
......................................................

WIND (MPH)
AVERAGE WIND SPEED              8.2
HIGHEST WIND SPEED/DIRECTION    30/270    DATE  12/04
HIGHEST GUST SPEED/DIRECTION    38/270    DATE  12/04

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)     79

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0     MIXED PRECIP               1
HEAVY RAIN                0     RAIN                       1
LIGHT RAIN                5     FREEZING RAIN              0
LT FREEZING RAIN          1     HAIL                       0
HEAVY SNOW                0     SNOW                       3
LIGHT SNOW               22     SLEET                      0
FOG                      16     FOG W/VIS <= 1/4 MILE      6
HAZE                     10

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

$$
National Weather Service Weather Forecast Office
