509
CXUS53 KBIS 011439
CLMBIS

CLIMATE REPORT
NATIONAL WEATHER SERVICE BISMARCK, ND
839 AM CST THU JAN 01 2026

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

...THE BISMARCK ND CLIMATE SUMMARY FOR THE MONTH OF DECEMBER 2025...

CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1875 TO 2025

WEATHER         OBSERVED          NORMAL  DEPART   LAST YEAR`S
                VALUE   DATE(S)   VALUE   FROM     VALUE DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH             66   12/06/1939
 LOW             -43   12/31/1967
HIGHEST           48   12/16                          51  12/08
LOWEST           -19   12/07                         -12  12/20
AVG. MAXIMUM    28.0               27.7     0.3     31.5
AVG. MINIMUM     5.6                8.1    -2.5     12.4
MEAN            16.8               17.9    -1.1     21.9
DAYS MAX >= 90     0                0.0     0.0        0
DAYS MAX <= 32    19               18.7     0.3       17
DAYS MIN <= 32    31               30.9     0.1       31
DAYS MIN <= 0     11                8.6     2.4        3

PRECIPITATION (INCHES)
RECORD
 MAXIMUM        2.06   2016
 MINIMUM        0.00   1944
TOTALS          0.81               0.60    0.21     0.40
DAILY AVG.      0.03               0.02    0.01     0.01
DAYS >= .01        9                7.7     1.3        9
DAYS >= .10        5                1.8     3.2        1
DAYS >= .50        0                0.1    -0.1        0
DAYS >= 1.00       0                0.0     0.0        0
GREATEST
 24 HR. TOTAL   0.19   12/09 TO 12/09               0.21
                       12/06 TO 12/06


SNOWFALL (INCHES)
RECORDS
 TOTAL          33.3   2008
TOTALS           8.9               10.1    -1.2      5.4
SINCE 7/1       19.0               20.6    -1.6       MM
SNOWDEPTH AVG.     4                                   1
DAYS >= 1.0        4                2.8     1.2        2
GREATEST
 SNOW DEPTH       10   12/08                           4  12/21
 24 HR TOTAL      MM                                 2.0

DEGREE DAYS
HEATING TOTAL   1486               1460      26
 SINCE 7/1      2966               3391    -425
COOLING TOTAL      0                  0       0
 SINCE 1/1       598                536      62
................................................................

WIND (MPH)
HIGHEST WIND SPEED/DIRECTION    41/320    DATE  12/09
                                41/330          12/18
HIGHEST GUST SPEED/DIRECTION    62/340    DATE  12/18

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
NUMBER OF DAYS FAIR            9
NUMBER OF DAYS PC             12
NUMBER OF DAYS CLOUDY         10


WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0     MIXED PRECIP               0
HEAVY RAIN                0     RAIN                       1
LIGHT RAIN                3     FREEZING RAIN              0
LT FREEZING RAIN          3     HAIL                       0
HEAVY SNOW                0     SNOW                       3
LIGHT SNOW               13     SLEET                      0
FOG                      17     FOG W/VIS <= 1/4 MILE      4
HAZE                      4

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

$$