Mount Dora, FL rainwater: 43,158 gallons off a roof
How much rain a roof in Mount Dora, FL collects
43,158gallons a year
That is a 1,500 sq ft asphalt roof under Mount Dora, FL's normal 54.3 inches of rain, about 795 gallons for every inch that falls.
In Mount Dora, FL 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 Mt Plymouth 1ssw station (5.9 mi away). Mount Dora, FL ranks 110th wettest of the 173 cities covered in Florida.
Month by month in Mount Dora
| Month | Rain (in) | Off the roof (gal) | Garden shortfall (gal) |
|---|---|---|---|
| Jan | 2.82 | 2,241 | |
| Feb | 2.47 | 1,963 | |
| Mar | 3.17 | 2,520 | |
| Apr | 2.67 | 2,122 | 209 |
| May | 4.43 | 3,521 | |
| Jun | 8.33 | 6,621 | |
| Jul | 7.34 | 5,834 | |
| Aug | 8.48 | 6,740 | |
| Sep | 6.30 | 5,007 | |
| Oct | 3.72 | 2,957 | 79 |
| Nov | 2.04 | 1,621 | |
| Dec | 2.53 | 2,011 |
Aug is the wettest month (8.48 in, 6,740 gal off the roof); Nov the driest (2.04 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 Mount Dora?
Best fit: one 55-gallon barrel, which delivers about 240 gallons to the garden in a normal year (83.3% of its need).
If you buy one, a 55-gallon barrel with a downspout diverter is the whole job. Check that the overflow points away from your foundation, because most of Mount Dora's roof water will pass straight through it.
| Tank | Water used (gal/yr) | Spills over (gal/yr) |
|---|---|---|
| 55 gal | 240 | 41,642 |
| 110 gal | 240 | 41,642 |
| 165 gal | 240 | 41,642 |
| 275 gal | 240 | 41,642 |
| 550 gal | 240 | 41,642 |
| 1,000 gal | 240 | 41,642 |
| 1,500 gal | 240 | 41,642 |
| 2,500 gal | 240 | 41,642 |
| 5,000 gal | 240 | 41,642 |
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 Florida?
Legal. Florida approves onsite non-potable use of rainwater for landscape irrigation, vehicle washing, filling pools and fountains and, in some local jurisdictions, toilet/urinal flushing (Florida Plumbing Code). No state storage cap or registration for non-potable collection.
Checked against the current source on 2026-11-06. Source