Tulsa May Climate Data

    |-- Temp. Records --||-- Precip Records --||------ Degree Day Normals -------|
     Hi        Lo         Record     Record     Heating          Cooling
Day  Mean Year Mean Year  Rain  Year Snow  Year Day Month Season Day Month Season  Day

  
 1    79  1936  46  1909  3.01  2009  0.0    --   3    3   3412    3    3     73    1 
 2    79 *1955 (45) 2013  2.78  1990  (T)   2013  3    6   3415    3    6     76    2 
 3    80  2012  46  1954  2.19  1979  0.0    --   3    9   3418    3    9     79    3 
 4    82  2012 (45) 1907  2.30 *1999  0.0    --   3   12   3421    3   12     82    4 
 5    80 *2014  46  1907  2.88  1913  0.0    --   3   15   3424    4   16     86    5 
 
 6    81  2007  48  1944  2.83  2000  0.0    --   2   17   3426    4   20     90    6 
 7    79 *2014  52  1910  4.09  1995  0.0    --   2   19   3428    4   24     94    7 
 8    82  1918  50  1943  3.66  1961  0.0    --   2   21   3430    4   28     98    8 
 9    83 *2022  54 *1924  6.15  1943  0.0    --   2   23   3432    4   32    102    9 
10    83  2022  49  1924  4.36  1950  0.0    --   2   25   3434    4   36    106   10 

11    82 *2022  51 *2020  2.83  1992  0.0    --   2   27   3436    5   41    111   11 
12    82 *2022  50  2020  4.05  1982  0.0    --   2   29   3438    5   46    116   12 
13    81 *2018  49  1953  4.47  1933  0.0    --   1   30   3439    5   51    121   13 
14    80 *1963  50  1907  2.51  1956  0.0    --   1   31   3440    5   56    126   14 
15    82  1911  49  1945  2.05  1910  0.0    --   1   32   3441    6   62    132   15 

16    82 *1974  48  1945  1.82  2003  0.0    --   1   33   3442    6   68    138   16 
17    82  1996  54  1945  1.89  1928  0.0    --   1   34   3443    6   74    144   17 
18    82 *1996  56  2002  2.48  1960  0.0    --   1   35   3444    6   80    150   18 
19    83  1987  56  1981  3.91  1949  0.0    --   1   36   3445    6   86    156   19 
20    83  2003  56  1968  2.86  2019  0.0    --   1   37   3446    7   93    163   20 

21    83  1962  52  1968  1.92  2019  0.0    --   1   38   3447    7  100    170   21 
22    85  1953  54  1917  2.10  1902  0.0    --   1   39   3448    7  107    177   22 
23    83 *2004  56 *1963  3.36  2015  0.0    --   1   40   3449    7  114    184   23 
24    83 *1996  58  1935  3.16  1908  0.0    --   1   41   3450    8  122    192   24 
25   (86) 2006  56  1925  1.80  1974  0.0    --   0   41   3450    8  130    200   25 
 
26    84  2012  56  1992  2.40  1984  0.0    --   0   41   3450    8  138    208   26 
27    84  1927  56  1907 (6.95) 1984  0.0    --   0   41   3450    8  146    216   27 
28    84 *2012  50  1907  2.08  1905  0.0    --   0   41   3450    9  155    225   28 
29    84  1926  51  1947  1.60  1903  0.0    --   0   41   3450    9  164    234   29 
30    84 *1985  56  1983  2.71  1976  0.0    --   0   41   3450    9  173    243   30 

31   (86) 1928  58  1907  2.50  1926  0.0    --   0   41   3450   10  183    253   31 

* Indicates occurrences in previous years     ( ) Indicates monthly extremes

Period of Record:

Temperature:  January 1905 - Present
Rainfall:     January 1888 - Present
Snowfall:     January 1900 - Present
Normals:      1991-2020 (30 Year Average)

(Monthly normals are computed by adding all of the daily mean data
 and then dividing by the number of days in the month)