3.3 ft³ ≈ 20.5552 gal (Imperial; in US gallons: 3.3 ft³ = 24.6857 US gal). To convert cubic feet to gallons, multiply by 6.2288355: 3.3 × 6.2288355 = 20.5552.
How to convert cubic feet to gallons
gal = ft³ × 6.2288355
- 1 ft³ = 6.2288355 gal (and 1 gal = 0.16054365 ft³).
- Multiply the amount by the factor: 3.3 × 6.2288355 = 20.5552.
- Answer: 3.3 ft³ ≈ 20.5552 gal (rounded to 6 significant figures).
Cubic Feet to Gallons table
| Cubic Feet (ft³) | Gallons (gal) |
|---|---|
| 2.8 ft³ | 17.4407 gal |
| 2.9 ft³ | 18.0636 gal |
| 3 ft³ | 18.6865 gal |
| 3.1 ft³ | 19.3094 gal |
| 3.2 ft³ | 19.9323 gal |
| 3.3 ft³ | 20.5552 gal |
| 3.4 ft³ | 21.178 gal |
| 3.5 ft³ | 21.8009 gal |
| 3.6 ft³ | 22.4238 gal |
| 3.7 ft³ | 23.0467 gal |
| 3.8 ft³ | 23.6696 gal |
| ft³ | gal |
|---|---|
| 1 ft³ | 6.2288 gal |
| 5 ft³ | 31.1442 gal |
| 10 ft³ | 62.2884 gal |
| 50 ft³ | 311.442 gal |
| 100 ft³ | 622.884 gal |
| 1,000 ft³ | 6,228.84 gal |
Good to know
The gal here is the Imperial (UK) gallon: 1 gal = 4.54609 L. A US gallon is 3.78541 L.
In US gallons: 3.3 ft³ = 24.6857 US gal.