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:(109294) TWIN FALLS 2 NNE         
From Year=1905 To Year=1974                                   #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 36.5 18.1 27.3  64  03/1918 -30  19/1922  40.3 53  7.8 49  0.0  9.5 28.7  2.5
Fe 42.6 23.3 33.0  70  26/1950 -24  09/1933  42.3 63 19.4 33  0.0  3.4 25.3  0.7
Ma 52.0 27.7 39.9  80  21/1928  -3  17/1906  48.5 34 33.1 22  0.0  0.4 24.4  0.0
Ap 62.3 33.6 47.9  91  25/1910   9  02/1936  55.4 34 41.7 70  0.0  0.0 13.4  0.0
Ma 71.6 41.0 56.3  99  19/1954  23  10/1916  63.8 58 49.8  8  1.0  0.0  3.6  0.0
Jn 79.9 47.4 63.6 104  26/1926  27  01/1919  71.0 61 57.0  7  5.3  0.0  0.2  0.0
Jl 90.3 53.6 71.9 107  11/1973  31  14/1913  76.4 60 67.0 12 19.2  0.0  0.0  0.0
Au 88.1 50.7 69.4 104  12/1940  31  31/1908  74.9 61 63.9 18 14.9  0.0  0.1  0.0
Se 77.8 42.0 59.9 101  05/1955  14  25/1926  65.4 66 53.9 26  3.4  0.0  3.0  0.0
Oc 65.6 34.1 49.9  91  10/1910  10  31/1905  55.1 44 41.8 19  0.0  0.0 13.2  0.0
No 50.0 26.3 38.1  76  09/1958  -8  28/1919  44.3 53 30.2 16  0.0  1.1 23.3  0.1
De 39.1 20.5 29.8  68  12/1921 -19  25/1924  40.0 17 20.6 14  0.0  6.8 28.2  1.4
An 63.0 34.9 48.9 107 19730711 -30 19220119  53.2 34 45.8 11 43.9 21.2163.3  4.8
Wi 39.4 20.6 30.0  70 19500226 -30 19220119  38.6 34 20.0 49  0.0 19.7 82.2  4.7
Sp 62.0 34.1 48.0  99 19540519  -3 19060317  55.8 34 42.8 22  1.1  0.4 41.3  0.0
Su 86.1 50.6 68.3 107 19730711  27 19190601  73.5 61 63.3  7 39.4  0.0  0.3  0.0
Fa 64.5 34.2 49.3 101 19550905  -8 19191128  53.3 53 45.0 16  3.5  1.1 39.5  0.1
Station:(109294) TWIN FALLS 2 NNE          From Year=1905 To Year=1974
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  1.11   3.61  36   0.17  45   1.43  15/1936   6.4  21.2  37   9   4   0   0
Fe  0.79   2.90   7   0.03  67   0.75  24/1972   3.5  23.0  16   7   3   0   0
Ma  0.84   4.80   7   0.02  14   1.27  22/1973   1.9  12.5  62   7   3   0   0
Ap  0.93   3.58  44   0.04  24   1.05  27/1963   0.9   8.2  21   7   3   0   0
Ma  1.00   3.13  15   0.00  54   1.42  01/1959   0.3   6.0  15   7   3   0   0
Jn  0.85   3.54  44   0.00  19   1.00  05/1906   0.0   0.1  24   6   2   0   0
Jl  0.29   1.50  13   0.00  29   1.03  21/1925   0.0   0.0   6   3   1   0   0
Au  0.25   2.77  68   0.00  10   0.87  20/1968   0.0   0.0   6   3   1   0   0
Se  0.51   3.21  40   0.00  16   1.20  26/1923   0.0   0.0   5   3   2   0   0
Oc  0.77   2.71  20   0.00   5   0.98  11/1956   0.3   7.9  20   5   2   0   0
No  1.03   3.95   9   0.00  36   1.19  20/1909   1.5  10.9   6   7   4   0   0
De  0.95   3.89  64   0.10  49   1.23  26/1907   4.7  19.3  24   8   3   0   0
An  9.33  18.35   7   3.97  33   1.43 19360115  19.4  47.5  16  71  31   3   0
Wi  2.86   5.95   7   1.16  39   1.43 19360115  14.6  44.3  10  24  10   1   0
Sp  2.77   6.70   7   0.38  24   1.42 19590501   3.1  12.5  62  20   9   1   0
Su  1.39   4.21  13   0.10  35   1.03 19250721   0.0   0.1  24  11   4   0   0
Fa  2.31   6.22   9   0.24   5   1.20 19230926   1.7  10.9   6  16   8   1   0