Ornamental Plants
Annual Reports and Research Reviews 2002

Special Circular 189

Weather, Environmental, and Cultural Problems of Ornamental Plants in Ohio: 2002

Pamela J. Bennett, Ohio State University Extension, Clark County.

Table 1. 2002 Statewide Precipitation January through September.
Month	Average Inches Precipitation	Percent of Normal
January	2.05	80
February	1.72	76
March	3.72	117
April	4.72	132
May	5.16	132
June	3.51	91
July	2.61	64
August	2.17	63
September	4.11	139

Source: Data from Ohio Department of Natural Resources, Monthly Water Inventory Reports.

Table 2. Average Temperatures and Departures from Normal, January through September 2002, for Cleveland, Columbus, and Cincinnati.
	Cleveland		Columbus		Cincinnati
Month	Avg. Temp. F°	Departure F°	Avg. Temp. F°	Departure F°	Avg. Temp. F°	Departure F°
April	50.5	2.9	54.6	2.6	55.7	2.0
May	55.5	-3.0	58.8	-2.8	59.6	-4.1
June	70.4	2.9	73.5	2.3	72.9	0.9
July	75.5	3.6	77.9	2.8	78.2	1.9
August	73.6	3.4	76.2	2.7	77.5	3.0
September	68.7	5.4	70.0	4.2	71.6	4.2

Source: Average temperature is an average of all high and low temperatures recorded daily for the given location. Data for Cleveland were taken from: www. csuohio.edu/nws/climate/cle/climatecle.html. Data for Columbus and Cincinnati were take from: www.nws.noaa.gov/er/ iln/lcdpage.htm.

Table 3. Number of Days 90°F or Above, June through September 2002, for Cleveland, Columbus, and Cincinnati.
Location	June	July	August	September	Season Total
Cleveland	3	10	4	4	21
Columbus	2	13	9	6	30
Cincinnati	2	16	12	7	37