Climatological Report (Monthly)
Issued by NWS Bismarck, ND

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CXUS53 KBIS 021255
CLMBIS

CLIMATE REPORT
NATIONAL WEATHER SERVICE BISMARCK, ND
755 AM CDT MON OCT 02 2023

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

...THE BISMARCK ND CLIMATE SUMMARY FOR THE MONTH OF SEPTEMBER 2023...

CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1875 TO 2023

WEATHER         OBSERVED          NORMAL  DEPART   LAST YEAR`S
                VALUE   DATE(S)   VALUE   FROM     VALUE DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH            105   09/08/1959
                       09/07/1931
 LOW              10   09/30/1876
HIGHEST           99   09/02                         102  09/01
LOWEST            41   09/20                          34  09/22
AVG. MAXIMUM    76.1               73.4     2.7     78.4
AVG. MINIMUM    51.1               45.9     5.2     48.6
MEAN            63.6               59.7     3.9     63.5
DAYS MAX >= 90     4                1.9     2.1        5
DAYS MAX <= 32     0                0.0     0.0        0
DAYS MIN <= 32     0                1.6    -1.6        0
DAYS MIN <= 0      0                0.0     0.0        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM        6.93   1977
 MINIMUM        0.02   1948
TOTALS          2.99               1.72    1.27     0.97
DAILY AVG.      0.10               0.06    0.04     0.03
DAYS >= .01       11                7.3     3.7        4
DAYS >= .10        7                3.1     3.9        3
DAYS >= .50        2                0.9     1.1        0
DAYS >= 1.00       0                0.4    -0.4        0
GREATEST
 24 HR. TOTAL   1.05   09/23 TO 09/24               0.36

SNOWFALL (INCHES)
RECORDS
 TOTAL           5.0   5
TOTALS           0.0                0.0     0.0      0.0
SINCE 7/1          T                0.0     0.0       MM
SNOWDEPTH AVG.     0                                   0
DAYS >= 1.0        0                0.0     0.0        0
GREATEST
 SNOW DEPTH        0                                   0  MM
 24 HR TOTAL      MM                                  MM

DEGREE DAYS
HEATING TOTAL     89                204    -115
 SINCE 7/1       124                254    -130
COOLING TOTAL     53                 44       9
 SINCE 1/1       673                534     139
................................................................

WIND (MPH)
HIGHEST WIND SPEED/DIRECTION    46/290    DATE  09/04
HIGHEST GUST SPEED/DIRECTION    64/280    DATE  09/04

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
NUMBER OF DAYS FAIR           18
NUMBER OF DAYS PC              6
NUMBER OF DAYS CLOUDY          6


WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              2     MIXED PRECIP               0
HEAVY RAIN                5     RAIN                       6
LIGHT RAIN               11     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                0     SLEET                      0
FOG                      21     FOG W/VIS <= 1/4 MILE      2
HAZE                     10

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

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