Plantation, FL rainwater: 53,943 gallons off a roof
Rainwater from a roof in Plantation, FL
53,943gallons a year
That is a 1,500 sq ft asphalt roof under Plantation, FL's normal 67.9 inches of rain, about 795 gallons for every inch that falls.
In Plantation, 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 Plantation 3.4 E station (3.5 mi away). Plantation, FL ranks 13th wettest of the 173 cities covered in Florida.
Month by month in Plantation
| Month | Rain (in) | Off the roof (gal) | Garden shortfall (gal) |
|---|---|---|---|
| Jan | 2.74 | 2,178 | |
| Feb | 2.75 | 2,186 | |
| Mar | 2.97 | 2,361 | |
| Apr | 3.40 | 2,702 | 118 |
| May | 6.00 | 4,769 | |
| Jun | 8.64 | 6,867 | |
| Jul | 8.43 | 6,700 | |
| Aug | 8.72 | 6,931 | |
| Sep | 9.22 | 7,328 | |
| Oct | 8.03 | 6,382 | |
| Nov | 4.20 | 3,338 | |
| Dec | 2.77 | 2,202 |
Sep is the wettest month (9.22 in, 7,328 gal off the roof); Jan the driest (2.74 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 Plantation?
Best fit: one 55-gallon barrel, which delivers about 99 gallons to the garden in a normal year (83.6% 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 Plantation's roof water will pass straight through it.
| Tank | Water used (gal/yr) | Spills over (gal/yr) |
|---|---|---|
| 55 gal | 99 | 52,420 |
| 110 gal | 99 | 52,420 |
| 165 gal | 99 | 52,420 |
| 275 gal | 99 | 52,420 |
| 550 gal | 99 | 52,420 |
| 1,000 gal | 99 | 52,420 |
| 1,500 gal | 99 | 52,420 |
| 2,500 gal | 99 | 52,420 |
| 5,000 gal | 99 | 52,420 |
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