Climatological Report (Annual)
Issued by NWS Bismarck, ND

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000
CXUS53 KBIS 011149
CLAISN

CLIMATE REPORT
NATIONAL WEATHER SERVICE BISMARCK ND
545 AM CST TUE JAN 1 2013

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

...THE WILLISTON CLIMATE SUMMARY FOR THE YEAR OF 2012...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1894 TO 2012

WEATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S
                 VALUE   DATE(S)  VALUE   FROM    VALUE
                                          NORMAL
.............................................................
TEMPERATURE (F)
RECORD
 HIGH             110   07/05/1936
 LOW              -50   12/23/1983
                        02/16/1936
HIGHEST            99   08/29        MM      MM
LOWEST            -20   12/26        MM      MM
AVG. MAXIMUM     53.9
AVG. MINIMUM     28.4
MEAN             41.2
DAYS MAX >= 90     12
DAYS MAX <= 32     71
DAYS MIN <= 32    184
DAYS MIN <= 0      28

PRECIPITATION (INCHES)
RECORD
 MAXIMUM        21.28   2010
 MINIMUM        11.64   2006
TOTALS          11.31R            14.37   -3.06    19.23
DAYS >= .01        84
DAYS >= .10        28
DAYS >= .50         6
DAYS >= 1.00        1
GREATEST
 24 HR. TOTAL    1.08   MM

SNOWFALL (INCHES)
RECORDS
 TOTAL           75.6   2010
 24 HR TOTAL     14.4   MM
TOTALS           28.8              45.3   -16.5
SINCE 7/1        23.1
DAYS >= TRACE      46
GREATEST
 24 HR TOTAL      8.0   MM

DEGREE_DAYS
HEATING TOTAL    8107              8996    -889
 SINCE 7/1         MM              3747      MM
..............................................................

WIND (MPH)
AVERAGE WIND SPEED              8.2
HIGHEST WIND SPEED/DIRECTION    46/360    DATE  06/18
HIGHEST GUST SPEED/DIRECTION    64/230    DATE  06/26



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

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