SEPTEMBER RECORD        HIGHS/LOWS/PRECIPITATION/NORMALS SUNRISE/SUNSET/NOTABLE WEATHER EVENTS

Based on official USWB/NWS data. Downtown Airport records since 1972 are noted with an asterisk. POMP is the Probability Of Measurable Precipitation for the day....TPoP is the probability of audible thunder for the day.....POMS is the Probability Of Measurable Snowfall for the day, all based on the 1888 to 1996 period. The normals are for KCI. The sunrise/sunset times were computed by the U.S. Naval Observatory program and vary slightly from year to year. Originally compiled by Allen Pearson. The record is now maintained and updated by the FOX4 Weather Team. Last updated September 12, 2014.


      Max/Year  Min/Year Max Pcpn   POMP TPoP  Normals     Sun Up/Dn

Sep 1 102/2011  47/1949  2.60/1923  32%  28%   84/65/0.14  6:48/7:51
Sep 2 106/2000  49/1974  3.05/1918  39%  28%   84/65/0.14  6:48/7:49
Sep 3 109/1947  45/1974  3.75/1894  28%  18%   84/65/0.14  6:49/7:47
Sep 4 101/1954  44/1974  2.04/1892  30%  24%   83/64/0.14  6:50/7:46
Sep 5 103/1936  46/1974  2.92/1992  25%  19%   83/64/0.14  6:51/7:44
Sep 6 104/1936  43/1988  1.74/1989  31%  20%   83/64/0.15  6:52/7:43
Sep 7 102/1939  47/1986  6.12/1914  30%  24%   82/63/0.15  6:53/7:41
Sep 8 102/2013* 43/1986  4.26/1989  23%  19%   82/63/0.15  6:54/7:40
Sep 9  99/1970  46/2008  4.93/1903  32%  23%   82/62/0.15  6:55/7:38
Sep10 101/1936  48/1995  3.09/1911  36%  21%   81/62/0.15  6:56/7:36
Sep11 102/2000  44/1940  2.29/1925  28%  22%   81/61/0.15  6:57/7:35
Sep12 103/1956  45/1975  8.82/1977  34%  25%   81/61/0.15  6:58/7:33
Sep13 101/1893  39/1890  4.74/1961  28%  15%   80/61/0.15  6:59/7:32
Sep14 100/1939  41/1993  3.31/1967  37%  25%   80/60/0.15  6:59/7:30
Sep15  99/1939  37/1993  4.59/1988  34%  14%   80/60/0.15  7:00/7:28
Sep16  99/1978* 40/1934  4.38/2001  28%  18%   79/59/0.15  7:01/7:27
Sep17  98/1953  40/1980  2.95/1978  26%  15%   79/59/0.15  7:02/7:25
Sep18  96/1925  38/1901  1.86/1905  26%  18%   79/58/0.15  7:03/7/23
Sep19  95/1954  33/1991  2.91/2013* 27%  17%   79/58/0.15  7:04/7:22
Sep20  96/1980* 38/1983  3.73/1957  28%  12%   78/58/0.15  7:05/7:20
Sep21  97/1980* 35/1995  2.30/1931  28%  22%   78/57/0.14  7:06/7:19
Sep22 100/1937  31/1995  3.89/1970  28%  21%   78/57/0.14  7:07/7:17
Sep23  96/1939  34/1983  2.37/1986* 26%  20%   77/57/0.14  7:08/7:15
Sep24  92/1935  35/1989  4.04/1973  31%  17%   77/56/0.14  7:09/7:14
Sep25  91/1904  38/1926  1.89/1910  32%  16%   77/56/0.14  7:10/7/12
Sep26  95/1938  34/1984  1.58/1936  28%  17%   76/55/0.14  7:11/7:10
Sep27  93/1990  34/1942  2.99/1900  20%  09%   76/55/0.14  7:11/7:09
Sep28 103/1953  34/1942  2.34/1988  17%  11%   76/54/0.13  7:12/7:07
Sep29  96/1953  33/1984  1.58/1986* 26%  07%   75/54/0.13  7:14/7:06
Sep30  95/1981* 33/1984  2.52/1923  25%  12%   75/54/0.13  7:14/7:04


Month 109/1947  31/1995 16.17/1914  29%  18%   80/60/4.86  CDT
      Max&Year  Min&Year Max Pcpn  POMP TPoP   Normals     Sun Up/Dn
      (month)   (month)  (month)   (Average)

Wettest Septembers:(16.17" 1914) (11.58" 1961) (11.34" 1977) (10.90" 1905)
(10.40" 1986) (10.32" 1973) (9.61" 1923) (9.23" 1985) (8.87" 1989)
Dryest Septembers: (0.21" 1937) (0.22" 1956) (0.25" 1908) (0.26" 1888)
(0.36" 1891) (0.40" 1961) (0.54" 1939) (0.63" 1954) (1.04" 1968)
Most Thunderstorm Days:(12/1894 1926 1945) (11/1909 1910 1914 1921)
(10/1911 1923 1936 1977 1986) 
Fewest Thunderstorm Days: (0/1908) (1/1888 1971) (2/1889 1891 1897)
(2/1937 1939 1940 1957 1990 1994)

 

                     NOTABLE WEATHER EVENTS

Sep 1 1936  Kansas City received 1.70 inches of rain, more than
that received for the previous three months.
Sep 1 1918  An overnight rain of four and one half inches marked
the transition from a very hot and dry August to a cool September.
Sep 1 1990  It is unusual to have the first 100+ temperature in
September, but this was the case in 1990.
Sep 2 1974  The high was 56 and the low 49, a very cool start.
Sep 3 1947  The high soared to 109 degrees, the hottest September
day since weather records began in 1888.
Sep 7 1914  Thunderstorms drenched the city with 6.12 inches during
the early morning hours.
Sep 12 1977  The infamous Brush Creek flood hit the Plaza, with major
flooding in other parts of Greater Kansas City as well. The "official"
rainfall total is the most ever recorded at the NWS site, but bucket surveys indicated as
much as 16 inches in nearby Independence, MO.
Sep 13 1961 Thunderstorms associated with the remains of Hurricane
Carla produced nearly five inches of rain.
Sep 22 1995 There had not been a September temperature of 32 or
less (since records began in 1888) until this day when it dropped to 31 degrees,
but with little or no frost damage around the area.
Sep 23 1986  Evening thunderstorms produced up to 6.66 inches of
rain in the area, with Richards Gebaur reporting a wind gust of 73 mph..