Climatological Report (Monthly)
Issued by NWS

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000
CXUS53 KBIS 251436 CCA
CLMJMS

BISCLMJMS 000
TTAA00 BIS 021258

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

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

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

CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1891 TO 2023

WEATHER         OBSERVED          NORMAL  DEPART   LAST YEAR`S
                VALUE   DATE(S)   VALUE   FROM     VALUE DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH            107   09/06/1931
 LOW              15   09/18/1929
HIGHEST           95                                  90  09/01
LOWEST            38                                  32  09/28
AVG. MAXIMUM    74.4               70.9     3.5
AVG. MINIMUM    50.3               45.9     4.4
MEAN            62.4
DAYS MAX >= 90     4                0.9     3.1
DAYS MAX <= 32     0                0.0     0.0
DAYS MIN <= 32     0                1.3    -1.3
DAYS MIN <= 0      0                0.0     0.0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM        5.56   1946
 MINIMUM        0.01   1974
TOTALS          3.60
DAILY AVG.      0.12               0.07    0.05     0.02
DAYS >= .01       11                7.5     3.5
DAYS >= .10        4
DAYS >= .50        2                1.7     0.3        0
DAYS >= 1.00       2                0.4     0.6        0
GREATEST
 24 HR. TOTAL   1.31   09/23 TO 09/23               0.37


DEGREE DAYS
HEATING TOTAL    121                231    -110
 SINCE 7/1       175                296    -121
COOLING TOTAL     50                 33      17
 SINCE 1/1       604                419     185
................................................................

WIND (MPH)
HIGHEST WIND SPEED/DIRECTION    33/270    DATE  09/04
HIGHEST GUST SPEED/DIRECTION    45/270    DATE  09/04

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
NUMBER OF DAYS FAIR           MM
NUMBER OF DAYS PC              5
NUMBER OF DAYS CLOUDY          7


WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              3     MIXED PRECIP               0
HEAVY RAIN                4     RAIN                       6
LIGHT RAIN               12     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                0     SLEET                      0
FOG                      22     FOG W/VIS <= 1/4 MILE      7
HAZE                      9

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

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