846
CXUS53 KBIS 021347
CLMJMS

CLIMATE REPORT
NATIONAL WEATHER SERVICE BISMARCK, ND
847 AM CDT FRI OCT 02 2026

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

...THE JAMESTOWN ND CLIMATE SUMMARY FOR THE MONTH OF SEPTEMBER 2026...

CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1891 TO 2026

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           85                                  87  09/29
LOWEST            36                                  33  09/07
AVG. MAXIMUM    72.5               70.9     1.6
AVG. MINIMUM    51.6               45.9     5.7
MEAN            62.1
DAYS MAX >= 90     0                0.9    -0.9
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          4.34
DAILY AVG.      0.14               0.07    0.07     0.04
DAYS >= .01       12                7.5     4.5
DAYS >= .10        6
DAYS >= .50        3                1.7     1.3        1
DAYS >= 1.00       1                0.4     0.6        0
GREATEST
 24 HR. TOTAL   2.78   09/28 TO 09/29               0.53


DEGREE DAYS
HEATING TOTAL    123                231    -108
 SINCE 7/1       139                296    -157
COOLING TOTAL     42                 33       9
 SINCE 1/1       564                419     145
................................................................

WIND (MPH)
HIGHEST WIND SPEED/DIRECTION    38/270    DATE  09/15
HIGHEST GUST SPEED/DIRECTION    52/300    DATE  09/15

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
NUMBER OF DAYS FAIR           14
NUMBER OF DAYS PC              9
NUMBER OF DAYS CLOUDY          7


WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              9     MIXED PRECIP               0
HEAVY RAIN                4     RAIN                       5
LIGHT RAIN               13     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                0     SLEET                      0
FOG                      17     FOG W/VIS <= 1/4 MILE      8
HAZE                      2

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

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