National Weather Service Weather Forecast Office

• Home
• Site Map
• News
• Organization
• Search for: NWS All NOAA 

000
CXUS53 KBIS 011440
CLMBIS

CLIMATE REPORT
NATIONAL WEATHER SERVICE BISMARCK ND
818 AM CDT MON OCT 1 2012

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

...THE BISMARCK ND CLIMATE SUMMARY FOR THE MONTH OF SEPTEMBER 2012...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1875 TO 2012

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           100   09/01                         87  09/11
LOWEST             22   09/22                         29  09/22
                                                          09/15
AVG. MAXIMUM     77.3              72.1     5.2     72.4
AVG. MINIMUM     40.7              45.0    -4.3     42.9
MEAN             59.0              58.5     0.5     57.7
DAYS MAX >= 90      3               1.7     1.3        0
DAYS MAX <= 32      0               0.0     0.0        0
DAYS MIN <= 32      4               1.7     2.3        4
DAYS MIN <= 0       0               0.0     0.0        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM         6.93   1977
 MINIMUM         0.02   1948
TOTALS           0.05              1.59   -1.54     0.96
DAILY AVG.       0.00              0.05   -0.05     0.03
DAYS >= .01         2               7.5    -5.5        6
DAYS >= .10         0               3.3    -3.3        1
DAYS >= .50         0               0.9    -0.9        1
DAYS >= 1.00        0               0.3    -0.3        0
GREATEST
 24 HR. TOTAL    0.04   09/16 TO 09/16              0.86

DEGREE_DAYS
HEATING TOTAL     206               231     -25
 SINCE 7/1        232               286     -54
COOLING TOTAL      33                38      -5
 SINCE 1/1        599               519      80
.................................................................

WIND (MPH)
HIGHEST WIND SPEED/DIRECTION    37/200    DATE  09/01
HIGHEST GUST SPEED/DIRECTION    53/180    DATE  09/01

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
NUMBER OF DAYS FAIR           29
NUMBER OF DAYS PC              1
NUMBER OF DAYS CLOUDY          0


WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0     MIXED PRECIP               0
HEAVY RAIN                0     RAIN                       0
LIGHT RAIN                5     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                0     SLEET                      0
FOG                       2     FOG W/VIS <= 1/4 MILE      0
HAZE                      9

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

$$

SEPTEMBER 2012 WAS SLIGHTLY WARMER AND MUCH DRIER THAN NORMAL. THE
AVERAGE MONTHLY TEMPERATURE WAS 59.0 DEGREES WHICH WAS 0.5 DEGREES
WARMER THAN THE AVERAGE 58.5 DEGREES. THE HIGHEST TEMPERATURE FOR
THE MONTH WAS 100 DEGREES WHICH OCCURED ON THE FIRST. THE LOWEST
TEMPERATURE WAS 22 DEGREES WHICH OCCURRED ON THE 22ND. THERE WERE NO
RECORD TEMPERATURES SET FOR BISMARCK FOR SEPTEMBER.

TOTAL PRECIPITATION WAS .05 INCH WHICH WAS 1.54 INCHES LESS THAN THE
NORMAL 1.59 INCHES. THE GREATEST AMOUNT OF PRECIPITATION OCCURRED ON
SEPTEMBER 16TH WHEN 0.04 INCHES OF RAIN FELL. THERE WERE NO RECORD
PRECIPITATION AMOUNTS FOR SEPTEMBER.

THE HIGHEST WIND SPEED WAS 37 MPH WHICH OCCURED ON THE 1ST. THE PEAK
GUST FOR THE MONTH WAS 53 MPH WHICH ALSO OCCURED ON THE 1ST. RAIN
FELL ON 7 DAYS OF THE MONTH. THE HIGHEST BAROMETRIC PRESSURE WAS
30.42 INCHES ON THE 22ND AND THE LOWEST WAS 29.55 INCHES ON THE 11TH.

LOOKING AHEAD TO OCTOBER...THE NORMAL HIGHS START OUT IN THE MID 60S
AND FALL TO THE UPPER 40S AND THE NORMAL LOWS START OUT IN THE UPPER
30S AND FALL TO THE UPPER 20S. SLIGHTLY COOLER THAN NORMAL
TEMPERATURES ARE EXPECTED FOR OCTOBER.

$$
KROLAK