Tavares, FL rainwater: 41,282 gallons off a roof
Tavares, FL: gallons off the roof each year
41,282gallons a year
That is a 1,500 sq ft asphalt roof under Tavares, FL's normal 51.9 inches of rain, about 795 gallons for every inch that falls.
In Tavares, 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 Astatula 1.0 E station (4.4 mi away). Tavares, FL ranks 144th wettest of the 173 cities covered in Florida.
Month by month in Tavares
| Month | Rain (in) | Off the roof (gal) | Garden shortfall (gal) |
|---|---|---|---|
| Jan | 3.00 | 2,384 | |
| Feb | 2.45 | 1,947 | |
| Mar | 3.34 | 2,655 | |
| Apr | 2.69 | 2,138 | 207 |
| May | 3.37 | 2,678 | 122 |
| Jun | 7.01 | 5,572 | |
| Jul | 7.45 | 5,921 | |
| Aug | 8.52 | 6,772 | |
| Sep | 6.29 | 4,999 | |
| Oct | 3.37 | 2,678 | 122 |
| Nov | 2.00 | 1,590 | |
| Dec | 2.45 | 1,947 |
Aug is the wettest month (8.52 in, 6,772 gal off the roof); Nov the driest (2.00 in). Garden shortfall is what a 200 sq ft vegetable bed needs beyond the rain that lands on it, April to October.
What size rain barrel for Tavares
Best fit: one 55-gallon barrel, which delivers about 392 gallons to the garden in a normal year (86.9% 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 Tavares's roof water will pass straight through it.
| Tank | Water used (gal/yr) | Spills over (gal/yr) |
|---|---|---|
| 55 gal | 392 | 39,825 |
| 110 gal | 392 | 39,825 |
| 165 gal | 392 | 39,825 |
| 275 gal | 392 | 39,825 |
| 550 gal | 392 | 39,825 |
| 1,000 gal | 392 | 39,825 |
| 1,500 gal | 392 | 39,825 |
| 2,500 gal | 392 | 39,825 |
| 5,000 gal | 392 | 39,825 |
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