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:(102159) COTTONWOOD 2 WSW         
From Year=1950 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 35.1 22.9 29.0  53  22/1981  -9  01/1979  35.1 94 17.3 79  0.0 10.3 27.2  0.7
Fe 39.9 25.9 32.9  64  23/1995 -20  03/1989  40.6 91 22.8 89  0.0  5.0 21.4  0.8
Ma 46.8 30.2 38.5  72  29/1978   4  03/1989  45.0 92 33.4 77  0.0  0.4 19.7  0.0
Ap 54.4 35.2 44.8  83  24/1977  18  14/1986  51.3 87 39.8 82  0.0  0.0 12.0  0.0
Ma 61.3 41.3 51.3  85  29/1983  24  07/1993  57.4 92 47.5 96  0.0  0.0  3.2  0.0
Jn 69.2 47.8 58.5  92  23/1992  32  07/1995  64.9 86 53.5 91  0.2  0.0  0.1  0.0
Jl 77.5 53.8 65.6  95  09/1985  31  02/1979  73.0 85 56.2 93  1.7  0.0  0.0  0.0
Au 79.2 54.3 66.7  98  14/1994  32  24/1992  71.2 86 61.6 80  2.7  0.0  0.1  0.0
Se 70.1 47.4 58.7  94  04/1988  27  26/1981  66.4 90 50.8 85  0.6  0.0  0.6  0.0
Oc 57.4 38.2 47.7  87  01/1992  15  30/1991  56.0 88 42.3 84  0.0  0.2  6.6  0.0
No 41.5 28.4 34.8  65  01/1988  -5  23/1985  40.1 95 23.4 85  0.0  4.2 20.7  0.1
De 35.0 22.7 28.8  58  06/1987 -18  22/1990  35.9 80 19.9 90  0.0 10.9 27.5  0.9
An 55.6 37.3 46.5  98 19940814 -20 19890203  48.9 92 43.8 85  5.2 31.1139.0  2.5
Wi 36.7 23.8 30.2  64 19950223 -20 19890203  34.9 81 23.0 79  0.0 26.2 76.1  2.4
Sp 54.2 35.6 44.9  85 19830529   4 19890303  50.1 92 42.0 82  0.0  0.4 34.8  0.0
Su 75.3 52.0 63.6  98 19940814  31 19790702  66.1 86 58.5 93  4.6  0.0  0.1  0.0
Fa 56.3 38.0 47.1  94 19880904  -5 19851123  51.9 87 39.6 85  0.6  4.4 27.9  0.1
Station:(102159) COTTONWOOD 2 WSW          From Year=1950 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  1.73   4.55  82   0.53  77   2.10  23/1982   5.7  18.0  98  11   6   0   0
Fe  1.49   4.02  86   0.29  91   1.26  23/1986   3.3  22.2  99  10   5   1   0
Ma  1.73   3.85  84   0.62  94   0.86  14/1984   3.5  24.1  97  13   6   0   0
Ap  2.34   4.55  78   0.50  51   1.70  27/1978   1.7  20.5  82  12   7   1   0
Ma  3.12   7.29  90   1.10  50   1.98  29/1990   0.1   2.0  96  14   8   2   0
Jn  2.51   4.27  93   0.85  77   1.38  14/1950   0.0   0.0  77  12   7   1   0
Jl  1.59   4.11  93   0.26  96   1.50  17/1987   0.0   0.0  77   7   4   1   0
Au  1.18   3.17  85   0.01  91   1.21  13/1978   0.0   0.0  77   6   3   1   0
Se  1.29   3.36  98   0.02  90   2.00  09/1998   0.0   0.0  77   6   4   1   0
Oc  1.40   3.36  90   0.00  87   1.08  25/1977   0.0   0.2  98   9   5   0   0
No  2.16   3.81  98   0.67  93   0.95  19/1996   3.2  17.0  96  13   8   1   0
De  1.79   5.27  77   0.30  76   1.50  02/1977  12.9  37.5  84  11   6   1   0
An 22.35  30.06  95  15.44  87   2.10 19820123  30.4  44.1  97 124  68  10   1
Wi  5.02   9.23  82   1.25  77   2.10 19820123  21.9  56.0  85  32  17   2   0
Sp  7.19  11.28  90   4.24  50   1.98 19900529   5.3  24.1  97  39  22   3   1
Su  5.28  10.20  93   1.63  96   1.50 19870717   0.0   0.0  77  25  14   3   0
Fa  4.85   8.95  98   1.34  87   2.00 19980909   3.2  17.0  96  28  16   2   0