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:(102676) DRIGGS                   
From Year=1930 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 29.6  6.0 17.7  76  14/1932 -44  21/1937  25.2 98  3.9 37  0.0 18.2 30.5 11.2
Fe 34.5  9.6 22.0  60  06/1963 -50  09/1933  33.1 34  9.8 33  0.0 10.4 27.7  7.8
Ma 40.6 16.3 28.4  69  28/1986 -22  11/1956  38.7 34 19.2 42  0.0  4.3 29.6  3.0
Ap 51.8 25.5 38.7  79  29/1939  -9  05/1936  46.6 34 31.3 75  0.0  0.4 24.6  0.2
Ma 62.7 33.5 48.1  87  19/1954   8  01/1967  54.7 58 41.0 38  0.0  0.0 13.8  0.0
Jn 71.1 40.1 55.6  93  19/1940  21  05/1937  63.0 88 49.7 45  0.1  0.0  3.4  0.0
Jl 81.1 46.1 63.6  97  24/1931  27  13/1943  67.5 60 54.4 93  2.0  0.0  0.4  0.0
Au 80.0 43.9 62.0  96  02/1949   1  31/1935  65.7 58 57.0 93  1.0  0.0  1.1  0.0
Se 70.5 36.3 53.4  94  04/1950   9  29/1985  58.9 90 46.1 65  0.1  0.0  9.1  0.0
Oc 58.6 27.7 43.1  82  01/1957  -7  29/1971  49.4 88 36.8 84  0.0  0.3 22.8  0.1
No 41.0 17.3 29.1  71  04/1930 -23  23/1938  39.5 49 19.4 38  0.0  6.0 28.0  2.9
De 32.2  8.9 20.6  65  06/1939 -40  22/1990  31.7 33 10.1 90  0.0 15.2 30.4  8.3
An 54.5 25.9 40.2  97 19310724 -50 19330209  44.2 34 37.3 93  3.3 54.8221.2 33.5
Wi 32.1  8.2 20.1  76 19320114 -50 19330209  29.6 34 13.7 64  0.0 43.8 88.6 27.3
Sp 51.7 25.1 38.4  87 19540519 -22 19560311  46.4 34 33.3 42  0.0  4.7 67.9  3.2
Su 77.4 43.4 60.4  97 19310724   1 19350831  64.7 61 54.3 93  3.2  0.0  4.8  0.0
Fa 56.7 27.1 41.9  94 19500904 -23 19381123  47.4 53 37.6 61  0.1  6.3 59.9  3.0
Station:(102676) DRIGGS                    From Year=1930 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  1.37   4.37  69   0.14  61   1.00  14/1956  14.6  53.1  33   9   5   0   0
Fe  1.15   3.95  49   0.15  90   1.05  10/1949   8.6  28.0  75   8   4   0   0
Ma  1.15   4.10  38   0.04  65   0.88  21/1995   8.9  41.0  36   8   4   0   0
Ap  1.19   3.42  86   0.10  33   0.97  09/1986   4.7  31.7  70   8   4   0   0
Ma  1.82   3.76  87   0.11  58   1.34  18/1935   1.5  17.5  75   9   6   1   0
Jn  1.87   7.09  45   0.07  61   2.20  23/1945   0.2   4.0  74   9   6   1   0
Jl  1.07   4.10  37   0.00  63   1.03  28/1951   0.0   0.0  30   5   3   1   0
Au  1.16   4.21  68   0.00  44   1.08  13/1978   0.0   0.3  32   6   4   0   0
Se  1.22   5.80  40   0.00  64   1.30  14/1966   0.4  11.0  61   6   4   1   0
Oc  1.21   4.16  43   0.00  52   1.50  29/1940   2.0  13.5  35   6   4   0   0
No  1.10   2.75  88   0.00  39   0.70  03/1938   8.5  30.5  85   7   4   0   0
De  1.38   5.12  96   0.15  39   1.09  23/1955  14.1  57.0  96   9   5   0   0
An 15.69  24.96  45   8.58  58   2.20 19450623  63.6 169.0  96  90  55   6   0
Wi  3.90   8.69  37   1.15  40   1.09 19551223  37.3 111.5  97  25  15   1   0
Sp  4.16   8.33  38   1.14  34   1.34 19350518  15.1  50.5  36  25  15   1   0
Su  4.09  11.76  45   0.76  88   2.20 19450623   0.2   4.0  74  20  13   2   0
Fa  3.53   8.65  40   0.58  52   1.50 19401029  10.9  36.0  85  19  12   1   0