ISU Horticulture Publications: 2002 Turfgrass Report

Weather Data for the Iowa State University Research Station April 3 to September 30, 2001

April	Rainfall (in)	Maximum temperature (F°)	Minimum temperature (F°)
1
2
3	0.00	50.5	37.9
4	0.00	62.3	32.6
5	0.00	67.7	48.9
6	0.55	62.4	43.7
7	0.01	67.4	43.8
8	0.56	69.9	33.9
9	0.02	58.4	46.2
10	0.33	56.4	45.4
11	0.64	70.2	51.2
12	0.02	55.7	40.7
13	0.05	63.9	31.8
14	0.00	66.9	35.3
15	0.02	58.8	34.9
16	0.00	37.0	28.9
17	0.00	50.5	28.8
18	0.00	61.6	26.8
19	0.00	71.2	43.5
20	0.00	80.0	57.1
21	0.20	69.0	47.9
22	0.68	77.9	44.5
23	0.00	66.6	39.8
24	0.00	67.3	31.7
25	0.00	72.2	39.8
26	0.00	84.3	49.7
27	0.00	80.5	53.3
28	0.00	79.0	54.0
29	0.00	81.8	57.5
30	0.14	69.4	59.1

May	Rainfall (in)	Maximum temperature (F°)	Minimum temperature (F°)
1	0.17	81.9	55.5
2	0.29	70.1	53.8
3	0.62	62.7	50.4
4	0.11	59.9	53.4
5	0.21	63.6	50.1
6	0.24	72.1	55.4
7	0.00	68.6	48.1
8	0.00	75.0	50.3
9	0.04	82.9	53.5
10	0.50	81.0	57.4
11	0.00	69.2	50.8
12	0.00	67.1	43.9
13	0.34	59.4	50.6
14	0.00	86.6	54.8
15	0.00	87.7	70.7
16	0.00	85.3	65.4
17	0.00	82.6	64.7
18	0.00	79.8	55.1
19	0.00	81.0	58.3
20	0.57	71.5	56.7
21	0.29	57.6	48.8
22	0.00	55.7	45.6
23	0.14	51.5	43.4
24	0.13	57.9	41.9
25	0.22	56.4	50.0
26	0.30	60.7	52.0
27	0.00	63.8	51.0
28	0.06	68.9	52.4
29	0.00	74.4	48.7
30	0.00	62.9	52.1
31	0.75	55.7	45.0

June	Rainfall (in)	Maximum temperature (F°)	Minimum temperature (F°)
1	0.04	68.6	42.2
2	0.01	65.1	51.0
3	0.00	62.9	44.5
4	0.00	63.9	50.6
5	0.39	63.6	49.9
6	0.01	73.4	57.2
7	0.00	75.9	60.4
8	0.00	79.2	55.4
9	0.00	83.3	55.5
10	0.09	87.8	63.7
11	0.00	94.4	69.4
12	0.10	82.0	64.3
13	0.02	85.8	72.5
14	0.01	77.6	64.3
15	0.02	76.5	58.6
16	0.00	81.6	61.1
17	0.01	85.7	58.4
18	0.00	89.3	69.6
19	0.02	73.9	58.5
20	0.01	77.3	54.8
21	0.00	76.4	54.2
22	0.00	73.9	52.8
23	0.00	77.4	53.1
24	0.00	86.8	62.2
25	0.00	89.0	69.2
26	0.00	89.7	70.6
27	0.00	85.9	69.0
28	0.00	84.5	63.2
29	0.00	86.3	65.0
30	0.00	91.1	68.9

July	Rainfall (in)	Maximum temperature (F°)	Minimum temperature (F°)
1	0.04	70.5	57.0
2	0.00	74.6	54.4
3	0.01	89.1	67.4
4	0.00	88.3	63.2
5	0.00	81.0	54.8
6	0.00	85.5	60.2
7	0.00	92.2	75.8
8	0.56	83.7	69.7
9	0.00	88.8	66.6
10	0.00	87.4	67.1
11	0.00	80.4	58.9
12	0.00	81.4	63.9
13	0.00	83.4	58.6
14	0.00	84.9	58.8
15	0.00	83.1	63.4
16	0.00	86.3	66.5
17	0.00	90.4	73.7
18	0.01	85.9	71.4
19	0.39	84.9	70.9
20	0.00	83.6	74.1
21	0.00	88.3	75.1
22	0.16	91.0	70.7
23	0.22	88.7	74.5
24	0.41	81.9	69.1
25	0.00	79.9	67.3
26	0.00	76.8	65.7
27	0.00	77.2	63.7
28	0.00	86.6	68.1
29	0.00	88.0	59.8
30	0.00	91.2	71.3
31	0.00	93.9	77.1

August	Rainfall (in)	Maximum temperature (F°)	Minimum temperature (F°)
1	0.00	95.9	78.8
2	0.05	89.4	74.2
3	0.55	85.8	69.7
4	0.00	89.3	69.1
5	0.00	91.5	73.9
6	0.00	93.8	73.2
7	0.00	93.0	71.8
8	0.00	89.7	66.3
9	0.00	89.3	63.2
10	0.00	74.4	54.1
11	0.00	80.9	55.4
12	0.00	87.0	63.7
13	0.00	78.7	55.4
14	0.00	74.6	51.8
15	0.71	67.4	58.9
16	0.00	73.9	58.6
17	0.01	80.5	54.8
18	0.68	73.3	60.5
19	0.01	76.6	56.0
20	0.00	78.6	54.2
21	0.00	85.7	63.4
22	0.02	82.5	69.5
23	0.00	84.2	67.4
24	0.12	72.1	69.2
25	0.31	80.3	64.6
26	0.00	86.3	59.7
27	0.00	84.2	61.4
28	0.00	83.0	55.1
29	0.00	87.4	63.5
30	0.00	84.0	61.3
31	0.00	76.2	54.5

September	Rainfall (in)	Maximum temperature (F°)	Minimum temperature (F°)
1	0.00	77.6	50.1
2	0.00	81.4	59.4
3	0.00	86.4	59.5
4	0.00	82.6	50.5
5	0.00	82.6	58.6
6	1.19	76.3	68.0
7	3.33	75.6	63.1
8	0.35	69.5	55.9
9	0.00	67.4	54.1
10	0.00	75.4	50.0
11	0.00	81.0	56.4
12	0.00	84.7	56.6
13	0.00	66.0	54.2
14	0.04	56.2	52.1
15	0.00	66.3	53.6
16	0.80	63.8	53.6
17	0.09	69.4	57.3
18	0.05	60.6	54.5
19	0.00	70.0	53.3
20	0.02	75.5	51.8
21	0.00	71.9	50.8
22	0.00	76.7	48.3
23	0.00	64.6	47.2
24	0.00	59.2	35.8
25	0.00	63.5	33.8
26	0.00	73.3	34.0
27	0.00	77.8	38.8
28	0.00	73.3	43.1
29	0.00	68.0	43.9
30	0.00	74.4	38.0

ISU Horticulture:Publications:2002 Turfgrass Report

College of Agriculture

106 Horticulture Hall
Ames, Iowa 50011
Phone: (515) 294-2751
Fax: (515) 294-0730
Website or Department-related Questions/Comments: hortdept@iastate.edu
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