For monthly and annual means, thresholds, and sums:
 Months with  5 or more missing   days are not considered
 Years  with  1 or more missing months are not considered

Station:(104831) KELLOGG                  
From Year=1905 To Year=1999                                   #Day-Max #Day-Min
       Averages         Daily Extremes         Mean Extremes   >=   =<   =<  =<
    Max  Min Mean  High---Date  Low---Date   High-Yr  Low-Yr   90   32   32   0
-------------------------------------------------------------------------------
Ja 34.8 20.0 27.4  58  12/1953 -27  20/1937  39.3 53 11.2 37  0.0  9.9 27.7  2.6
Fe 41.0 23.4 32.2  68  29/1968 -26  09/1933  39.8 58 17.6 36  0.0  3.3 23.8  1.2
Ma 48.9 28.1 38.5  78  30/1978  -9  05/1955  45.9 92 29.0 17  0.0  0.6 23.0  0.1
Ap 58.8 33.6 46.2  93  30/1926   6  01/1936  55.3 34 40.2 70  0.1  0.0 12.9  0.0
Ma 68.1 40.2 54.2 101  31/1986  20  03/1969  62.6 58 47.9 16  0.8  0.0  3.6  0.0
Jn 75.3 46.2 60.7 103  22/1973  23  14/1923  66.8 61 56.0 43  2.8  0.0  0.2  0.0
Jl 85.2 49.6 67.4 109  28/1934  31  20/1969  73.5 85 59.5 93 11.0  0.0  0.0  0.0
Au 84.2 47.8 66.0 111  05/1961  28  25/1910  73.4 71 59.4  7  9.9  0.0  0.2  0.0
Se 73.9 41.8 57.8 102  04/1938  11  24/1926  66.1 38 50.8 21  2.3  0.0  2.3  0.0
Oc 60.1 34.9 47.5  92  02/1935   0  31/1935  52.9 44 41.3  5  0.1  0.1 11.3  0.0
No 44.1 28.6 36.4  68  01/1931 -11  16/1955  42.8 34 24.8 85  0.0  1.6 20.0  0.3
De 35.9 22.8 29.3  61  23/1917 -36  30/1968  37.6 17 18.8 83  0.0  8.5 26.2  1.3
An 59.2 34.8 47.0 111 19610805 -36 19681230  51.0 34 43.0 16 27.0 24.0151.1  5.5
Wi 37.2 22.0 29.6  68 19680229 -36 19681230  36.7 34 20.6 49  0.0 21.7 77.7  5.1
Sp 58.6 34.0 46.3 101 19860531  -9 19550305  53.5 34 40.4 17  0.9  0.7 39.5  0.1
Su 81.5 47.9 64.7 111 19610805  23 19230614  69.9 61 60.4  7 23.7  0.0  0.3  0.0
Fa 59.4 35.1 47.2 102 19380904 -11 19551116  52.0 63 40.5 85  2.3  1.6 33.6  0.3
Station:(104831) KELLOGG                   From Year=1905 To Year=1999
Missing data not yet determined
       Total Precipitation       Precipitation  Total Snowfall  #Days Precip >=
    Mean   High--Yr    Low--Yr     1-Day Max    Mean   High-Yr .01 .10 .50 1.00"
-------------------------------------------------------------------------------
Ja  3.72   8.48  53   0.57  85   1.84  07/1948  18.4  70.6  50  17  11   2   0
Fe  2.83   7.34  61   0.00   5   1.58  19/1968  10.2  35.5  10  13   9   1   0
Ma  2.90   6.45  16   0.69  92   1.61  29/1934   5.6  21.5  16  15   9   1   0
Ap  2.34   5.76  96   0.35  73   1.82  24/1996   0.7   9.0  82  12   7   1   0
Ma  2.54   5.93  41   0.14  24   2.27  26/1980   0.0   1.2  61  12   7   1   0
Jn  2.22   4.93  81   0.34  22   1.68  08/1964   0.0   1.0  16  10   6   1   0
Jl  1.04   4.62  93   0.00  29   2.20  30/1998   0.0   0.0   5   5   3   1   0
Au  1.11   3.89  89   0.00  10   1.49  20/1923   0.0   0.0   5   6   3   1   0
Se  1.73   5.94  27   0.03  90   1.98  29/1909   0.0   4.0  26   8   5   1   0
Oc  2.64   7.23  50   0.01  87   1.87  30/1990   0.3   5.5  19  11   8   1   0
No  3.78   7.93  46   0.08  29   2.05  18/1946   5.1  23.5  85  15  10   2   0
De  3.86  12.28  33   0.43  13   4.00  09/1987  14.2  55.9  96  17  11   2   0
An 30.70  47.99  96  19.08  52   4.00 19871209  54.5 124.3  96 141  88  15   2
Wi 10.41  20.96  18   5.26  77   4.00 19871209  42.8 130.0  50  46  30   5   1
Sp  7.77  12.05  48   2.75  73   2.27 19800526   6.3  21.5  16  40  24   3   0
Su  4.37   9.35  48   0.67  10   2.20 19980730   0.0   1.0  16  21  12   2   0
Fa  8.14  18.19  27   1.55  52   2.05 19461118   5.4  23.5  85  34  22   4   1