Cuyahoga Falls, OH rainwater: 31,260 gallons off a roof
Rainwater from a roof in Cuyahoga Falls, OH
31,260gallons a year
That is a 1,500 sq ft asphalt roof under Cuyahoga Falls, OH's normal 39.3 inches of rain, about 795 gallons for every inch that falls.
In Cuyahoga Falls, OH a single barrel does most of the work. Storms come often enough that a small tank refills before it runs dry, and a bigger one would mostly sit full.
Rainfall: NOAA 1991-2020 climate normals, the Cuyahoga Falls 1.1 Ese station (2.9 mi away). Cuyahoga Falls, OH ranks 147th wettest of the 176 cities covered in Ohio.
Month by month in Cuyahoga Falls
| Month | Rain (in) | Off the roof (gal) | Garden shortfall (gal) |
|---|---|---|---|
| Jan | 2.62 | 2,082 | |
| Feb | 2.09 | 1,661 | |
| Mar | 2.85 | 2,265 | |
| Apr | 3.39 | 2,694 | 120 |
| May | 4.11 | 3,267 | 30 |
| Jun | 4.01 | 3,187 | 42 |
| Jul | 4.33 | 3,442 | 2 |
| Aug | 3.72 | 2,957 | 79 |
| Sep | 3.47 | 2,758 | 110 |
| Oct | 3.03 | 2,408 | 165 |
| Nov | 2.77 | 2,202 | |
| Dec | 2.94 | 2,337 |
Jul is the wettest month (4.33 in, 3,442 gal off the roof); Feb the driest (2.09 in). Garden shortfall is what a 200 sq ft vegetable bed needs beyond the rain that lands on it, April to October.
Barrel or cistern in Cuyahoga Falls?
Best fit: one 55-gallon barrel, which delivers about 405 gallons to the garden in a normal year (74.0% of its need).
Before you buy, a 55-gallon barrel with a downspout diverter is the whole job. Check that the overflow points away from your foundation, because most of Cuyahoga Falls's roof water will pass straight through it.
| Tank | Water used (gal/yr) | Spills over (gal/yr) |
|---|---|---|
| 55 gal | 405 | 29,475 |
| 110 gal | 405 | 29,475 |
| 165 gal | 405 | 29,475 |
| 275 gal | 405 | 29,475 |
| 550 gal | 405 | 29,475 |
| 1,000 gal | 405 | 29,475 |
| 1,500 gal | 405 | 29,475 |
| 2,500 gal | 405 | 29,475 |
| 5,000 gal | 405 | 29,475 |
Simulated storm by storm through a normal year using the station's count of days with 0.1 in or more of rain each month.
Is rainwater collection legal in Ohio?
Legal. Ohio regulates rainwater cisterns used as a drinking-water source as private water systems (OAC chapter 3701-28): local health department permit, continuous disinfection and filtration. No state rule restricting non-potable collection or storage size.
Checked against the current source on 2026-11-06. Source