National Weather Service United States Department of Commerce

Tulsa, Oklahoma
September Climate Data (Page 1)

 

 

     |-----Normals 1981-2010------| |--------- Record Temperatures ---------|
     Temperature   Precipitation     Hi        Lo        Hi        Lo
Day  Mx/Mn  Mean  Day  Month  Year   Max  Year Max  Year Min  Year Min  Year   Day
 1   90/68   79  0.13  0.13  27.61  108  2000  69  1994 (82) 2011  48   1967  1
 2   90/68   79  0.14  0.27  27.75 (109) 1939  68  1974 (82) 1936  51   1974  2
 3   89/67   78  0.13  0.40  27.88 (109) 1939  70  1974 (82) 1995  47   1974  3
 4   89/67   78  0.14  0.54  28.02  107 *1998  66  1967  81  2012  46   1974  4
 5   88/67   77  0.13  0.67  28.15  107  1913  70  1962  79 *1985  49   1974  5

 6   88/66   77  0.13  0.80  28.28  107  1907  69  1962  80  1998  48   2011  6
 7   88/66   77  0.15  0.95  28.43  106 *1936  65  1986  79 *1985  49   2011  7
 8   87/65   76  0.14  1.09  28.57  103 *1925  66  1995  80  2016  50   1956  8
 9   87/65   76  0.15  1.24  28.72  102  1909  70  1941  76 *2014  51  *2011  9
10   86/65   75  0.14  1.38  28.86  105  1936  72  1940  77  2010  48  *1968  10

11   86/64   75  0.14  1.52  29.00  103  1909  72  1940  79  1936  45   1940  11
12   85/64   75  0.15  1.67  29.15  102  1930  62  2014  78  1936  48  *1959  12
13   85/63   74  0.15  1.82  29.30  103  1965  55  1989  78  1936  49   1960  13
14   85/63   74  0.15  1.97  29.45  103  1965  57  1989  78  1931  46   1961  14
15   84/62   73  0.15  2.12  29.60  103  1956  60  1949  79  1956  42   1993  15

16   84/62   73  0.14  2.26  29.74  103  1956  59  2011  77  1956  44   1993  16
17   83/62   72  0.15  2.41  29.89  104  1931  61  1971  79  1978  44   1981  17
18   83/61   72  0.15  2.56  30.04  100 *1952  56  1971  80  1978  42   1981  18
19   82/61   72  0.14  2.70  30.18  100 *1954  58  1971  79  1954  45  *1991  19
20   82/60   71  0.15  2.85  30.33  102  1954  64  1995  81  1910  39   1938  20

21   81/60   71  0.15  3.00  30.48   98  1980  57  1995  78  1980  38   1918  21
22   81/59   70  0.15  3.15  30.63   99  1921  58  1995  75  1931  37   1995  22
23   81/59   70  0.14  3.29  30.77  101  1931  60  1994  74* 2010  37   1995  23
24   80/58   69  0.15  3.44  30.92   99  1931  58  1974  76  1958  37   1989  24
25   80/58   69  0.14  3.58  31.06   99  1939  58  1913  76  2012  43   1926  25

26   80/58   69  0.15  3.73  31.21   96 *1938  48  1926  73 *1998  37   1912  26
27   79/57   68  0.14  3.87  31.35   96 *1954 (51) 1926  73 *1977 (35)  1942  27
28   79/57   68  0.13  4.00  31.48  102  1953  55 *1984  73 *1986  38   1908  28
29   78/56   67  0.13  4.13  31.61   98  1953  55  1945  73  1955  37   1916  29
30   78/56   67  0.13  4.26  31.74   99  1979  59  1959  72  1977 (35)  1984  30

     * Indicates occurrences in previous years      ( ) Monthly Extremes
September Monthly Normals:

Normal Max Temperature:   83.9F   Monthly Heating Degree Days:        24
Normal Min Temperature:   62.1F   Season Total Heating Degree Days:   24
Normal Mean Temperature:  73.0F   Monthly Cooling Degree Days:       264
Normal Monthly Rainfall:  4.26"   Season Total Cooling Degree Days: 1965
Normal Monthly Snowfall:   0.0"

September Monthly Records:

Warmest September:  81.9F in 1931          Wettest Month: 18.81" in 1971
Coolest September:  64.7F in 1974          Driest Month:   0.00" in 1897/1888
                                           Most Snowfall:  None
(Monthly temperature records are computed by adding all of the daily mean
 temperatures and then dividing by the number of days in the month.)

Updated: October 3, 2017