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:(104460) IDAHO FALLS 46 W         
From Year=1954 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 28.0  4.7 16.3  51  16/1974 -40  21/1962  25.1 81  6.5 79  0.0 20.3 30.7 11.7
Fe 34.1  9.8 22.0  60  28/1992 -36  01/1985  34.2 63  7.3 85  0.0 11.3 27.8  7.1
Ma 44.0 19.5 31.8  73  28/1986 -28  01/1960  41.3 92 18.4 85  0.0  3.5 29.4  1.9
Ap 56.3 27.7 42.0  86  30/1992   6  12/1997  49.7 87 35.4 70  0.0  0.0 22.1  0.0
Ma 66.6 36.4 51.5  91  19/1954  13  01/1972  58.5 92 46.7 59  0.0  0.0  9.2  0.0
Jn 76.4 43.7 60.0 100  24/1988  23  08/1979  67.5 61 55.0 93  2.9  0.0  1.6  0.0
Jl 86.9 49.1 68.0 101  20/1960  28  06/1986  72.0 88 58.9 93 12.5  0.0  0.1  0.0
Au 85.2 47.2 66.2 101  08/1990  24  26/1992  70.4 91 60.3 68 10.4  0.0  0.6  0.0
Se 74.1 37.7 55.9  96  06/1955  12  25/1970  62.3 90 48.6 65  1.3  0.0  7.6  0.0
Oc 60.8 26.7 43.8  87  02/1992   1  30/1991  51.0 88 38.2 69  0.0  0.2 23.5  0.0
No 42.0 17.3 29.6  67  01/1965 -24  16/1955  36.3 65 20.5 85  0.0  5.2 28.2  1.9
De 30.1  6.5 18.3  57  01/1995 -47  23/1983  26.8 75  8.1 90  0.0 17.4 30.5  9.7
An 57.0 27.2 42.1 101 19600720 -47 19831223  45.3 92 37.5 85 27.1 57.8211.4 32.3
Wi 30.7  7.0 18.9  60 19920228 -47 19831223  25.0 81  8.0 85  0.0 49.0 89.1 28.5
Sp 55.6 27.9 41.8  91 19540519 -28 19600301  49.3 92 36.4 64  0.0  3.5 60.8  1.9
Su 82.8 46.7 64.7 101 19600720  23 19790608  69.5 61 58.5 93 25.8  0.0  2.3  0.0
Fa 59.0 27.2 43.1  96 19550906 -24 19551116  47.2 63 37.6 85  1.3  5.3 59.3  1.9
Station:(104460) IDAHO FALLS 46 W          From Year=1954 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  0.71   2.56  69   0.00  61   0.79  19/1969   6.3  18.1  57   7   2   0   0
Fe  0.63   2.40  62   0.00  88   0.79  18/1986   5.0  16.1  98   5   2   0   0
Ma  0.61   2.03  95   0.00  94   0.89  04/1991   2.9  10.2  73   6   2   0   0
Ap  0.79   2.50  63   0.00  77   1.51  20/1981   1.8  11.9  63   6   3   0   0
Ma  1.28   4.42  57   0.07  69   0.95  16/1987   0.7   8.3  65   8   4   0   0
Jn  1.29   4.64  95   0.01  94   1.64  10/1969   0.0   0.0  54   7   3   1   0
Jl  0.53   2.29  85   0.00  63   1.25  23/1979   0.0   0.0  54   4   1   0   0
Au  0.51   3.27  68   0.00  69   0.80  22/1960   0.0   0.0  54   4   1   0   0
Se  0.72   3.52  61   0.00  64   1.55  18/1961   0.1   1.0  61   4   2   0   0
Oc  0.51   1.67  83   0.00  58   0.74  27/1956   0.7   7.2  71   4   2   0   0
No  0.70   1.74  88   0.00  59   0.71  29/1970   3.6  12.3  64   6   2   0   0
De  0.75   3.43  64   0.00  91   1.07  22/1964   6.2  22.3  71   7   3   0   0
An  9.03  14.40  63   4.50  66   1.64 19690610  27.3  59.7  71  69  28   3   0
Wi  2.08   5.14  65   0.28  91   1.07 19641222  17.5  41.1  73  19   7   1   0
Sp  2.68   6.67  57   0.23  69   1.51 19810420   5.4  18.2  64  21   9   1   0
Su  2.33   7.21  68   0.21  88   1.64 19690610   0.0   0.0  54  15   6   1   0
Fa  1.93   4.79  61   0.48  90   1.55 19610918   4.3  13.6  71  14   6   1   0