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:(107353) PRESTON SUGAR FACTRY 2   
From Year=1948 To Year=1980                                   #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 31.6 10.3 20.9  58  18/1977 -28  25/1949  36.4 53  7.0 49  0.0 15.4 30.3  7.8
Fe 37.4 15.5 26.5  64  06/1963 -22  13/1949  36.7 63 15.1 64  0.0  7.9 26.6  4.3
Ma 45.6 22.9 34.2  71  24/1956 -11  07/1964  40.7 78 24.2 64  0.0  2.2 28.0  0.7
Ap 58.7 31.6 45.1  83  20/1962  11  02/1976  49.7 49 37.3 75  0.0  0.0 17.4  0.0
Ma 68.7 38.9 53.8  91  20/1954  22  05/1961  60.2 58 47.4 75  0.1  0.0  5.0  0.0
Jn 79.4 44.3 61.8  99  16/1974  28  21/1960  67.5 61 57.1 75  4.4  0.0  0.5  0.0
Jl 89.7 50.5 70.1 101  13/1954  35  22/1954  73.9 60 68.2 62 17.3  0.0  0.0  0.0
Au 86.7 48.7 67.7 101  01/1949  31  29/1964  72.4 61 62.8 75 12.0  0.0  0.1  0.0
Se 78.4 40.4 59.4  98  02/1950  25  25/1958  63.8 60 55.1 61  2.0  0.0  3.7  0.0
Oc 64.8 31.8 48.3  87  01/1957  14  25/1975  52.6 63 43.8 75  0.0  0.0 17.2  0.0
No 46.5 22.8 34.7  69  09/1958 -22  16/1955  42.1 49 28.0 79  0.0  2.8 25.9  0.5
De 35.7 15.7 25.7  55  23/1955 -23  31/1978  34.5 58 18.8 78  0.0 10.4 29.8  2.3
An 60.3 31.1 45.7 101 19490801 -28 19490125  48.6 53 42.0 75 35.8 38.8184.3 15.6
Wi 34.9 13.8 24.4  64 19630206 -28 19490125  32.5 53 16.1 49  0.0 33.8 86.7 14.4
Sp 57.6 31.1 44.4  91 19540520 -11 19640307  47.9 49 39.0 75  0.1  2.2 50.4  0.7
Su 85.3 47.8 66.6 101 19490801  28 19600621  70.9 61 63.7 75 33.7  0.0  0.5  0.0
Fa 63.2 31.7 47.5  98 19500902 -22 19551116  51.0 53 43.2 75  2.0  2.8 46.7  0.5
Station:(107353) PRESTON SUGAR FACTRY 2    From Year=1948 To Year=1980
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  1.40   3.35  53   0.02  61   0.97  14/1980  17.6  36.6  49  10   5   0   0
Fe  1.36   3.67  62   0.22  64   0.92  08/1960  12.1  31.4  55  11   5   0   0
Ma  1.35   2.60  54   0.06  56   0.65  06/1978   9.1  25.2  52  10   4   0   0
Ap  1.55   3.91  78   0.31  77   0.93  25/1955   3.1  15.4  53   9   5   0   0
Ma  1.90   4.05  77   0.38  58   1.31  19/1957   0.5   5.1  50  11   6   1   0
Jn  1.22   3.87  64   0.14  77   2.00  07/1964   0.0   0.0  49   7   3   1   0
Jl  0.60   1.37  62   0.00  60   1.05  30/1958   0.0   0.0  49   4   2   0   0
Au  0.94   2.81  77   0.09  48   1.20  26/1977   0.0   0.0  48   6   3   0   0
Se  1.00   2.58  61   0.02  56   1.20  18/1978   0.1   1.0  50   5   3   1   0
Oc  1.22   3.29  63   0.00  52   1.51  30/1963   1.1   8.3  49   6   3   1   0
No  1.20   2.96  63   0.00  76   1.14  16/1954   4.8  15.7  55   7   4   0   0
De  1.12   3.23  55   0.04  76   1.02  24/1955  12.5  39.0  55   9   4   0   0
An 14.85  20.40  63  10.60  56   2.00 19640607  61.0 137.2  55  95  45   6   1
Wi  3.87   6.08  56   1.07  77   1.02 19551224  42.2  84.3  52  30  13   1   0
Sp  4.80   8.20  78   2.41  61   1.31 19570519  12.7  28.9  53  30  15   1   0
Su  2.76   4.72  64   1.15  60   2.00 19640607   0.0   0.0  49  17   8   1   0
Fa  3.42   8.31  63   0.84  52   1.51 19631030   6.0  18.2  61  18   9   2   0