

WETS Station : ROCKWELL CITY, IA7161              Creation Date: 08/26/1999
Latitude:  4224      Longitude:  09437        Elevation:  01210 
State FIPS/County(FIPS):  19025     County Name: Calhoun 
Start yr. - 1961   End yr. - 1990
-------------------------------------------------------------------------|
          |       Temperature     |           Precipitation              |
          |       (Degrees F.)    |              (Inches)                |
          |-----------------------|--------------------------------------|
          |       |       |       |        |   30% chance    |avg |      |
          |       |       |       |        |    will have    |# of| avg  |
          |-------|-------|-------|        |-----------------|days| total|
  Month   |  avg  |  avg  |  avg  |   avg  | less   | more   |w/.1| snow |
          | daily | daily |       |        | than   | than   |  or| fall |
          |  max  |  min  |       |        |        |        |more|      |
-------------------------------------------------------------------------|
January   |  27.1 |   7.6 |  17.4 |   0.65 |   0.28 |   0.79 |  1 |  6.4 |
February  |  32.8 |  13.1 |  23.0 |   0.70 |   0.35 |   0.86 |  2 |  6.9 |
March     |  45.1 |  25.1 |  35.1 |   1.89 |   1.05 |   2.30 |  4 |  7.6 |
April     |  61.3 |  37.5 |  49.4 |   2.81 |   1.92 |   3.35 |  6 |  2.7 |
May       |  73.5 |  49.1 |  61.3 |   4.05 |   3.08 |   4.71 |  7 |  0.0 |
June      |  82.7 |  58.9 |  70.8 |   4.50 |   3.15 |   5.35 |  7 |  0.0 |
July      |  85.9 |  63.0 |  74.5 |   4.25 |   2.59 |   5.15 |  6 |  0.0 |
August    |  83.1 |  60.1 |  71.6 |   3.90 |   2.72 |   4.64 |  5 |  0.0 |
September |  75.5 |  51.6 |  63.6 |   3.75 |   2.05 |   4.58 |  6 |  0.0 |
October   |  63.9 |  40.3 |  52.1 |   2.37 |   1.31 |   2.89 |  4 |  0.6 |
November  |  46.1 |  27.0 |  36.5 |   1.32 |   0.58 |   1.63 |  3 |  3.5 |
December  |  30.8 |  12.9 |  21.9 |   0.93 |   0.54 |   1.13 |  2 |  7.2 |
----------|-------|-------|-------|--------|--------|--------|----|------|
----------|-------|-------|-------|--------|--------|--------|----|------|
  Annual  | ----- | ----- | ----- | ------ |  27.08 |  34.39 | -- | ---- |
----------|-------|-------|-------|--------|--------|--------|----|------|
  Average |  59.0 |  37.2 |  48.1 | ------ | ------ | ------ | -- | ---- |
----------|-------|-------|-------|--------|--------|--------|----|------|
  Total   | ----- | ----- | ----- |  31.12 | ------ | ------ | 53 | 35.0 |
----------|-------|-------|-------|--------|--------|--------|----|------|
-------------------------------------------------------------------------|

GROWING SEASON DATES 

---------------------------------------------------------------------------
                     |                     Temperature
---------------------|-----------------------------------------------------
      Probability    | 24 F or higher  | 28 F or higher  | 32 F or higher  | 
---------------------|-----------------|-----------------|-----------------
                     |              Beginning and Ending Dates
                     |                Growing Season Length
                     |
       50 percent *  |   4/ 5 to 10/28 |   4/14 to 10/14 |   4/29 to 10/ 4  
                     |     207 days    |     184 days    |     158 days        
                     |                 |                 |
       70 percent *  |   4/ 1 to 11/ 1 |   4/10 to 10/18 |   4/26 to 10/ 8  
                     |     214 days    |     191 days    |     165 days        
                     |                 |                 |
---------------------------------------------------------------------------
 * Percent chance of the growing season occurring between the Beginning
   and Ending dates. 
total  1900-1999  prcp

Station : IA7161, ROCKWELL CITY
-------   Unit = inches

yr  jan   feb   mar   apr   may   jun   jul   aug   sep   oct   nov   dec  annl
------- ----- ----- ----- ----- ----- ----- ----- ----- ----- ----- ----- -----
 0 0.55  1.05  1.81 M2.15  1.78 M8.36  5.66  6.53  4.54  3.49  0.65  0.63 37.20
 1 0.80  0.70  2.85  1.75  2.53  5.47  1.45  0.55  7.06  1.95  0.73  0.28 26.12
 2 1.35  0.20  1.60  1.65  4.90  6.12  9.85  7.82  3.91  1.45  1.66  3.00 43.51
 3 0.40  0.60  0.40  3.44 11.09  5.93  6.64  4.93  5.26  1.70  0.50  0.10 40.99
 4 0.80  0.45  1.75  4.35  3.70  5.35  2.86  5.95  1.75  1.88  0.00  0.71 29.55
 5 1.25  1.30  2.75  4.68  7.05  2.05  2.99  4.20  2.70  3.22  2.98  0.05 35.22
 6 1.20  2.35  3.60        6.86  2.10  1.38  6.83  4.46  1.90  2.40  0.98 34.06
 7 0.30  1.95  0.60  0.96  4.83  4.11  4.59  2.30  2.51  2.10  1.35  1.20 26.80
 8 0.60  2.45  2.48  2.50  6.70 10.65  8.10  7.45  1.10  5.20  1.85  0.90 49.98
 9 1.85  2.50  0.80  2.73  7.85  7.30  6.42  0.05  5.70  1.85  8.90  1.95 47.90
10 1.80  1.10  0.00  1.02  3.90  4.78  3.30  4.52  5.67  1.21  0.20  0.30 27.80
11 2.20  3.40  0.80  4.15  5.35  4.15  1.05  4.15  9.20  2.65  0.90  2.68 40.68
12 1.90  1.40  2.60  2.57  3.05  4.07  6.25  4.40  5.93  3.40  0.60  0.55 36.72
13 0.70  0.60  2.10  4.06  9.45  2.70  2.60  4.25  7.15  1.50  1.60  1.10 37.81
14 1.15  1.22  1.74  3.85  3.66  6.16  3.16  0.92  6.93  3.69  0.55  0.90 33.93
15 2.12  5.39  1.22  3.36  8.84  3.87  5.02  2.73  8.22  2.42  4.86  1.26 49.31
16 2.55  1.31  1.43  3.05  4.79  2.77  1.98  3.28  4.18  1.76  1.69 M0.73 29.52
17 0.81 M0.90  1.65  4.12  1.69  6.64  3.07  1.24  3.14  1.02  0.30  0.56 25.14
18 2.94  0.63  0.60  1.44  7.59  6.40  2.79  2.57  1.35  5.92 M1.43  0.84 34.50
19 0.19  2.37  0.68  3.80  1.62  7.08        3.78  3.49  2.35  2.77  0.60 28.73
20 0.31  0.68  2.33  4.18  1.79  2.73  5.98  4.26  1.41  1.97  3.21  0.93 29.78
21 0.48  1.52                          2.66  5.67  4.68  1.60  0.37  0.24 17.22
22 2.30                   M0.65  1.32  8.98  2.80  1.77  2.05  2.64  0.31 22.82
23 1.45  0.35  3.10  2.29  3.41 M4.11  1.68  7.78  4.80  0.29  0.35  1.25 30.86
24 1.10              0.65  2.16 M2.99  3.71 M0.60        0.03  0.00  0.90 12.14
25 0.50             M0.20  0.96  4.25  2.35  2.37  2.75  1.62  0.21  0.90 16.11
26M0.75  0.30  0.61  0.25  1.91        4.30  3.80  7.32  0.58  2.71  1.28 23.81
27 0.10  0.76  0.98  3.69  6.07  1.29             M2.80  2.01  0.30  0.80 18.80
28 0.00  2.65  1.11  1.83  2.89 M1.10  3.05  3.74  2.40  4.77  2.08       25.62
29             0.82       M0.20 M1.30  4.61  2.30  4.13  2.33        0.39 16.08
30             1.45  3.30  4.11  5.76  0.51  4.48  1.54  1.39  1.54  0.60 24.68
31 0.80  0.10  1.51  1.27  3.50  3.47  2.23  5.20  5.90  1.76  5.70  3.68 35.12
32 2.80        1.60  1.10  6.22  7.67  2.58  4.68  1.21  1.52  1.19  0.58 31.15
33 1.58  0.04  3.21  1.20  2.11  0.38  3.91  3.61  5.15  1.58  0.10  1.07 23.94
34 0.84  0.43  1.43  1.08  0.85  2.06  5.19  3.75  3.05  1.56  3.79  0.20 24.23
35 0.57  1.75  1.42  1.44  3.13  7.49  2.46  1.51  2.80  2.76  1.68  1.19 28.20
36 1.75  2.00  0.99  1.74  3.07  2.59  0.52  2.87  6.44  1.22  0.97  1.29 25.45
37 2.47  1.00  1.93  3.82  4.29  3.22  1.13  8.38  1.24  1.69  0.32  0.80 30.29
38 0.78 M0.73  1.38  3.95  6.65  3.11  9.49  2.84  7.51  0.08  2.87  0.66 40.05
39 1.03  2.24  0.73  1.65  1.15  4.64  4.13  2.86  0.68  1.66  0.01  0.79 21.57
40 0.56  0.90 M1.10  3.64  1.73  5.39  5.45  8.22  0.46  2.63  2.80  1.05 33.93
41 1.39  0.61  0.59  1.13  0.88  7.58  1.46  1.89  4.23  3.92  2.73  1.61 28.02
42 0.81  0.53  2.06  1.01 M3.95  5.63  4.16  1.97  4.00  0.72  1.28  0.77 26.89
43 0.56 M0.60 M1.09  1.78  3.69  6.63  4.82  3.50  2.81  1.28  1.89  0.04 28.69
44 0.98  0.82 M1.60  3.70  5.55  6.34  5.51  5.43  1.05  0.37  1.28  1.06 33.69
45 0.58  1.81  1.92  6.20  7.27  2.88  2.85  4.52  3.32  0.06  0.41  2.18 34.00
46M1.11  0.38  5.11  0.92  7.39  5.94  1.17  1.63  4.86  2.54  1.16 M0.57 32.78
47 1.74 M0.70 M0.71  3.93  4.38 14.48  2.03  0.37  1.53  5.01  2.29  1.39 38.56
48 0.08  1.90 M3.77  2.81  0.53  3.54  2.26  3.77  0.85  1.61  3.14 M1.70 25.96
49M2.49  0.46  2.16  0.87  2.63  2.69  1.73  6.04  3.74  1.64  0.08  0.57 25.10
50 1.17  1.58  1.24  1.88  6.93  5.22  3.87  1.80  2.13  1.63  0.30 M0.38 28.13
51 0.49  2.93  4.74  6.14  4.93  7.59  3.77  8.97  2.37  2.60  0.56  0.90 45.99
52 2.00  0.80  2.98  2.44  3.72  5.10  5.05  2.58  0.96  0.00  2.08  0.81 28.52
53 0.56  1.18  2.87  3.99  2.13  5.48  3.04  1.41  0.30  0.35  1.50  0.88 23.69
54 0.36  2.03  1.86  5.42  3.02  9.94  3.44  9.46  2.58  4.17  0.07  0.43 42.78
55 0.54  1.46  1.51  2.50  1.49  2.74  3.98  1.08  1.92  1.06  0.26  0.65 19.19
56M0.67  0.38  0.77  1.38  2.44  2.65  1.78  2.21  1.59  1.61  3.55  0.38 19.41
57M0.56  0.47  1.79  1.42  4.88  5.69  5.40  4.00  3.07  2.63 M3.21  1.00 34.12
58 0.52  0.42  0.78  2.25  0.82  6.49  5.18  1.68  1.58  0.19  0.76  0.29 20.96
59 0.69  1.25  3.69  2.44  7.75  4.17  0.74  2.11  4.79  1.41  2.48  1.50 33.02
60 1.15  1.00  1.58  1.76  6.88  2.14  2.81  4.32  2.86  0.62  0.24  0.76 26.12
61 0.26  1.41  4.41  1.50  3.28  3.47  5.34  5.02  5.45  1.91  1.41  1.77 35.23
62 0.27  2.60  1.58  2.59  4.82  2.85  9.14  5.94  1.20  1.13  0.16  0.13 32.41
63 0.70  0.33  2.48  2.96  3.77  1.98  3.98  2.87  1.85  1.39  0.64  0.65 23.60
64 0.52  0.09  1.47  5.49  2.89  4.13  3.14  3.95  2.64  0.50  0.87  0.81 26.50
65 0.44  1.61  2.73  3.54  5.92  3.53  1.27  3.77 14.18  1.12  0.56  1.05 39.72
66 0.89  0.22  1.84  1.00  3.93  5.50  1.55  3.18  0.38  2.25  0.08  0.61 21.43
67 0.82  0.29  0.55  1.56  2.46 11.69  2.56  4.54  2.17  1.34  0.21  1.05 29.24
68 0.70  0.13  0.47  4.61  2.24  7.36  3.20  5.11  4.49  5.41  0.85  1.53 36.10
69 1.04  1.21  0.83  2.45  1.89  8.76  6.15  2.59  3.21  3.07  0.25  1.59 33.04
70 0.22  0.07  1.80  1.20  3.54  3.52  4.83  2.48  4.11  4.97  1.98  0.66 29.38
71 0.98  2.82  0.65  0.59  2.23  2.53  1.97  1.14  2.22  5.65  2.67  0.87 24.32
72 0.48  0.78  0.89  2.95  3.94  3.61  7.48  4.46  6.19  3.29  2.14  0.90 37.11
73 1.56  0.82  3.41  4.52  6.11  4.35  8.24  4.37  8.79  2.61  2.68  1.45 48.91
74 0.43  0.49  0.79  3.09  5.31  4.42  1.86  4.75  1.34  2.18  0.99  0.49 26.14
75 2.17  0.66  1.61  4.32  5.13  5.43  0.94  3.06  1.22  0.13  3.36  0.79 28.82
76 0.04  0.74  3.27  2.92  3.88  2.68  0.77  0.78  1.15  1.01  0.00  0.27 17.51
77 0.31  0.46  3.46  2.49  5.21  2.59  4.71  4.99  4.70  3.00  1.12  0.46 33.50
78 0.13  0.43  0.35  2.84  4.33  4.36  5.70  3.97  6.76  1.03  1.32  0.67 31.89
79 0.89  0.30  4.49  2.34  3.24  3.12  9.50  4.21  2.23  2.85  1.83  0.48 35.48
80 1.55  0.54  0.69  1.03  2.84  3.48  5.10  7.70  0.94  1.43  0.24  0.13 25.67
81 0.10  0.42  0.89  2.28  2.65  3.23  6.38  7.91  1.92  2.93  1.00  0.55 30.26
82 1.55  0.30  1.42  3.24 10.56  2.20  5.54  3.75  2.34  4.16  2.09  2.72 39.87
83 0.73  0.90  4.03  2.07  4.37  8.62  3.48  2.91  2.10  3.45  4.61  0.58 37.85
84 0.25  0.56  1.46  7.13  4.75  6.73  2.64  0.91  1.80  4.35  1.56  2.52 34.66
85 0.34  0.38  1.72  3.04  2.58  1.77  0.90  3.04  6.21  1.88  0.62  0.68 23.16
86 0.04  1.02  2.52  4.64  5.59  4.07  4.51  4.38  7.80  4.43  1.15  0.57 40.72
87 0.05  0.44  1.92  2.66  3.47  2.04  5.54  6.08  3.87  1.06  1.23  0.99 29.35
88 0.58  0.36  0.37  2.17  2.35  2.47  5.05  4.56  5.66  0.44  2.94  0.90 27.85
89 1.14  0.35  0.53  1.32  2.08  5.54  1.52  1.40  3.50  1.13  0.17  0.30 18.98
90 0.27  0.35  3.95  1.62  6.00  8.98  4.60 M3.30  2.11  1.10  0.83  1.65 34.76
91 0.61  0.20  5.67  5.09  9.30  4.84  1.48  3.58  2.09  3.05  3.05  1.37 40.33
92 1.09  0.73  2.54  3.07  1.64  2.07  6.11  1.31  3.84  2.58  2.37  1.75 29.10
93 0.80  1.00  1.36  3.85  6.22  7.69  7.36  7.87  2.24  1.11  0.92  0.71 41.13
94 1.08  0.72  0.09  1.84  1.99  4.52  3.09  5.66  4.49  3.18 M1.33 M0.00 27.99
95M0.70 M0.25  3.40  3.52  4.12  4.58  1.84  2.85 M4.52 M1.77 M0.69 M0.50 28.74
96M0.80 M0.11 M1.22  1.18  5.17  5.40  2.97 M6.81  1.94  2.11 M2.28 M1.55 31.54
97M1.12 M0.39  1.89  2.75 M2.61  3.14 M2.62  0.77  2.74  2.28  0.77 M0.67 21.75
98M0.88  0.78 M2.23  5.91 M4.92  8.96  3.34       M0.48  3.80  0.91 M0.11 32.32
99                                                                             
----------
