Everyone has a desire for information; they want to know every information which is needed to know. One of them is “how heavy is a gallon of water,” more than 4000 man and women in the United States alone have the desire to know that how heavy is 1 gallon of water. I am going to answer this Question **how heavy is a gallon of water** as simple as possible.The Simplest Answer to this mystery is One gallon of the water weighs 8.3453 pounds or 3.785409 kg “**According to the research of North Dakota State University.**” It means if someone asks Question from you that how much is a gallon of water, your answer should be straightforward, Water weighs 8.3453 pounds or 3.7854 kg.

In Addition to this, The US water gallon, which is equal to approximately 3.785 Litters, is legally defined as 231 cubic inches. A US(United States) liquid gallon of water weighs about **8.3453 pounds** or **3.7854 kilograms** at the temperature of 62 °F (17 °C), making it lighter about 16.6% than the imperial liquid gallon. One **imperial gallon** is equivalent to approximately 1.2 U.S **liquid gallons**.

- volume of water = 1 gal= .0037854 cubic meter.
- the density of water= 1000kg per meter cube

**How many pounds are 5 gallons of water, **this is another question people of the United States search for water weighs. As we already know that how heavy is a gallon of water, obviously, **8.3453 pounds, **so that we will multiply this value into 5, we will find the actual value that how heavy is a 5 Gallon jug of water is. By calculating, **8.3453 x 5= 41.7265 pounds or 3.7854 x 5= 18.927 kg.**

**Quick Figures in pounds**

- how heavy is 1 gallon of water:
**1 x****8.3453**=**8.3453 pounds** - how heavy is 2 gallon of water:
**2 x****8.3453**= 16.6906 pounds - how heavy is 3 gallon of water:
**3 x****8.3453**= 25.0359 pounds - how heavy is 4 gallon of water:
**4 x****8.3453**= 33.3812 pounds - how heavy is 5 gallon of water:
**5 x****8.3453**= 41.7265 pounds - how heavy is 6 gallon of water:
**6 x****8.3453**= 50.0718 pounds - how heavy is 7 gallon of water:
**7 x****8.3453**= 58.4171 pounds - how heavy is 8 gallon of water:
**8 x****8.3453**= 66.7624 pounds - how heavy is 9 gallon of water:
**9 x****8.3453**= 75.1077 pounds - how heavy is 10 gallon of water:
**10 x****8.3453**= 83.453 pounds

One cubic foot of water contains 1728 cubic inches. The weight of one cubic inch of the water is 62.42718356 pounds, is divided by 1728 cubic inches, which equals to 0.036126842 pounds of water/cubic-inch.

The weight of one inch of rain on one acre of the land is 6,272,640 cubic inches of water/acre times 0.036126842 pounds of water per cubic inch, which equals to 226,610.6763 pounds of water by the acre. There are 2000 pounds in one ton. The weight of the water per acre, 226,610.6763 pounds divided by 2000 pounds per ton, equals to 113.3053382 tonnes of water in one inch of rain on one acre of the land.

### Number of gallons in 1 inch of water per one acre

The next approach determines the number of gallons in 1 inch of water per one acre and then decides the weight of the number of gallons of water. One cubic foot of water comprises 7.48052 gallons. The amount of gallons of water in a cubic inch is 7.48052 gallons apportioned by 1728 cubic inches, which equals to 0.004329005 gallons per cubic inch of water. There are 6,272,640 cubic inches of water per single acre. This value times 0.004329005 gallons per cubic inch, which equals to the 27,154.2876 gallons of water per acre. 1 gallon of water weighs 8.3453 lbs. The weight of water per gallon, 8.3453 lbs, times 27,154.2876 gallons of **water per acre equals 226,610.6763 lbs of water per inch of rain per acre**. This value divided by 2000 pounds per ton equals 113.3053382 tons of water per acre.