Climatological Report (Monthly)
Issued by NWS Grand Forks, ND

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CXUS53 KFGF 011509
CLMFAR

CLIMATE REPORT
NATIONAL WEATHER SERVICE EASTERN NORTH DAKOTA/GRAND FORKS
909 AM CST MON JAN 1 2018

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

...THE FARGO HECTOR INTL AP ND CLIMATE SUMMARY FOR THE MONTH OF DECEMBER 2017...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1881 TO 2017

WEATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S
                 VALUE   DATE(S)  VALUE   FROM    VALUE  DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH              65   12/06/1939
 LOW              -36   12/29/1887
HIGHEST            49   12/02        21      28       39  12/23
LOWEST            -24   12/31         4     -28      -20  12/18
AVG. MAXIMUM     22.9              22.3     0.6     23.5
AVG. MINIMUM      4.7               5.9    -1.2      8.5
MEAN             13.8              14.1    -0.3     16.0
DAYS MAX >= 90      0               0.0     0.0        0
DAYS MAX <= 32     21              22.3    -1.3       20
DAYS MIN <= 32     31              30.8     0.2       31
DAYS MIN <= 0      11              11.1    -0.1       10

PRECIPITATION (INCHES)
RECORD
 MAXIMUM         2.28   1927
 MINIMUM         0.02   1913
TOTALS           0.77              0.83   -0.06     1.27
DAILY AVG.       0.02              0.03   -0.01     0.04
DAYS >= .01        12               9.2     2.8       13
DAYS >= .10         3               2.4     0.6        4
DAYS >= .50         0               0.3    -0.3        1
DAYS >= 1.00        0               0.0     0.0        0
GREATEST
 24 HR. TOTAL    0.28   12/20 TO 12/21           12/25 TO 12/26
                                                          12/11 TO 12/11
                                                          12/11 TO 12/11
 STORM TOTAL       MM                                 MM
 (MM/DD(HH))            MM                    12/26(00) TO 12/26(00)
                                                 12/11(00) TO 12/11(00)1
                                                 12/11(00) TO 12/11(00)1

SNOWFALL (INCHES)
RECORDS
 TOTAL           33.5   2008
TOTALS            8.0              11.2    -3.2      8.3
SINCE 7/1        11.7              19.8    -8.1     12.0
SNOWDEPTH AVG.      2                 4      -2        2
DAYS >= 1.0         2               3.3    -1.3        2
GREATEST
 SNOW DEPTH         5   12/29                          5  12/19
                        12/28                             12/18
                                                          12/17
 24 HR TOTAL      3.2   12/20 TO 12/20
 STORM TOTAL       MM                                 MM
 (MM/DD(HH))            MM                    12/11(00) TO 12/11(00)
                                                 12/11(00) TO 12/11(00)1
                                                 12/11(00) TO 12/11(00)1

DEGREE_DAYS
HEATING TOTAL    1581              1578       3     1510
 SINCE 7/1       3379              3540    -161     2815
COOLING TOTAL       0                 0       0        0
 SINCE 1/1        518               551     -33      661
..................................................

WIND (MPH)
AVERAGE WIND SPEED              10.7
HIGHEST WIND SPEED/DIRECTION    48/340    DATE  12/13
HIGHEST GUST SPEED/DIRECTION    63/350    DATE  12/13

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.50
NUMBER OF DAYS FAIR           11
NUMBER OF DAYS PC             13
NUMBER OF DAYS CLOUDY          7

AVERAGE RH (PERCENT)     77

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0     MIXED PRECIP               0
HEAVY RAIN                0     RAIN                       1
LIGHT RAIN                4     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                1     SNOW                       2
LIGHT SNOW               18     SLEET                      1
FOG                      16     FOG W/VIS <= 1/4 MILE      1
HAZE                      8

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

&&
REMARKS...

THE FIRST PART OF THE MONTH STARTED OUT MUCH ABOVE NORMAL FOR
TEMPERATURES. HOWEVER TEMPERATURES FELL WAY BELOW NORMAL FOR THE
LAST HALF OF THE MONTH. SO THE AVERAGE TEMPERATURE WAS 0.3 DEGREES
BELOW NORMAL. THE AVERAGE TEMPERATURE FOR THE MONTH WAS 13.8
DEGREES. A DAILY LOWEST MAX TEMPERATURE OCCURRED ON DECEMBER 30 WITH
A HIGH OF 15 BELOW ZERO. THE PREVIOUS DAILY LOW MAX TEMPERATURE WAS
13 BELOW ZERO SET IN 1973.

THE TOTAL PRECIPITATION FOR THE MONTH WAS 0.77 INCHES AND WAS 0.06
INCHES BELOW NORMAL. NO DAILY PRECIPITATION RECORDS OCCURRED THIS
MONTH.

SNOWFALL FOR THE MONTH WAS NORMAL WITH 8.0 INCHES. NORMAL IS 11.2
INCHES.

REMEMBER...THIS DATA IS PROVISIONAL AND SUBJECT TO CHANGE. THE FINAL
AND OFFICIAL RECORDS WILL BE AVAILABLE FROM THE NATIONAL CENTERS FOR
ENVIRONMENTAL INFORMATION (FORMALLY THE NATIONAL CLIMATIC DATA
CENTER).

$$



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