How much is 2 gallons of water

How much is 2 gallons of water

Research suggests that there are numerous health benefits to drinking water, including increased energy, weight loss, improved skin complexion, and more. Water's many benefits are well-known and often touted, but how much water should we actually aim to drink in a day?

One common recommendation is to drink a gallon of water in a day. In this article, I'll cover how many glasses in a gallon for standard and non-standard glasses and talk about how many glasses of water in a gallon you should actually drink each day.

How Many Glasses in a Gallon: Standard Glass

A gallon contains 128 ounces. A standard glass contains eight ounces. So, one gallon equals 16 eight ounce glasses of water.

How Many Glasses in a Gallon: Non-Standard Glass

Other common types of glassware include pint glasses, which normally hold 16 ounces, or smaller, lowball glasses which hold between four to eight ounces, depending on the glass.

Since a pint glass holds 16 ounces, and a gallon is 128 ounces, one gallon equals eight pint glasses.

A gallon holds 32 4-ounce lowball glasses, approximately 21.3 6-ounce lowball glasses, and 16 eight ounce lowball glasses.

In order to find out how many glasses of a particular size are in the gallon, you can divide 128 (the number of ounces in a gallon) by the number of ounces your glass holds.

How Much Water Should You Drink in a Day?

Now that we know how many glasses of water are in a gallon, let's discuss how much water you should drink a day.

The Mayo Clinic recommends that average, healthy adults living in temperate climates drink eight standard glasses of water a day, which is half of the 16 standard glasses of water that make up a gallon.

If you're extremely active, dehydrated, or live in a more arid part of the world, you'll want to increase the amount of water you consume every day. People who sweat a lot are more likely to need to drink a gallon of water every day than people who have a normal, moderate activity level.

The bottom line—you should aim to drink at least eight glasses of water every day to receive health benefits such as increase hydration, better sleep, and more. If you're highly active, consider upping the amount of water you consume to one gallon to replace the fluids you lose while sweating.

What's Next?

Looking for more liquid measure answers? Find out how many cups are in four quarts here.

Have friends who also need help with test prep? Share this article!

How much is 2 gallons of water
How much does a gallon of water weigh?

Contents

  • 1 How much does a gallon of water weigh in pounds, stones and kilos
    • 1.1 Temperature
    • 1.2 Location
    • 1.3 Metric System (Liters or Litres)
    • 1.4 Gallons – the confusion begins!
  • 2 Water Weight
  • 3 Aquarium Dimensions and Typical Tank Sizes

How much does a gallon of water weigh in pounds, stones and kilos

How much does a gallon of water weigh depends on where it is and the temperature.

Temperature

Let me explain, the temperature is simple, if the water is heated it causes the molecules to expand – to move apart. So a container that has a volume of 1 gallon will weigh less than one that has cold water in it, as the molecules are closer together and so can fit more water into the container.
As an experiment weigh a pint, or a liter, of water at home that is cold and then boil the water – now reweigh the same heated pint, or liter of water, and see the weight has gone down.

Location

The ‘where’ is more complex. Basically the altitude (pressure) also effects the weight as does gravity etc. But far too complex for our needs in this summary.
More importantly the where in terms of US or UK location makes a big difference. You see a liter is the same in both but a gallon is not.

Metric System (Liters or Litres)

The metric system using liters (litres in UK and Europe) is fairly straightforward. At a temperature of 4 degrees Celsius (39.2ºF), exposed to standard atmospheric pressure of 101.325 kPa, 1cm³ of water is 1ml, and weighs 1 gram. 1 Liter of water (1000ml) weighs 1kg (1000g).

Simple to remember that 1 liter of water weighs 1 kilogram. (at 4ºC).

Gallons – the confusion begins!

A gallon in the US and UK are not the same measure!

In the US 1 gallon of water is 128 fluid ounces, or 3.785 liters. In the UK it is 160 fluid ounces, or 4.546 litres.

It is best that we stick to comparing liters because just as the size of a gallon differs so does the size of a fluid ounce.

(1 Imperial fluid ounce = 0.9607603 US fluid ounces.)

The point to note is that a UK gallon is a little over 20% bigger than a US gallon.

For example, a 50 Gallon Tank in UK would hold 60 US Gallons of water.

How much is 2 gallons of water
Water gets lighter as it gets warmer

Water Weight

The following two tables identify how much water weighs at a room temperature of 70°F / 21°C and 80°F / 26.7°C.  Most aquariums at home will be within this range.

Weight of water in pounds, stones and kilos for US gallons
Gallons of water Pounds Stones Kilos
1 gallon 8.33 lb 0.60 3.78 kg
2 gallons 16.66 lb 1.19 7.56 kg
3 gallons 24.99 lb 1.79 11.33 kg
4 gallons 33.32 lb 2.38 15.11 kg
5 gallons 41.64 lb 2.97 18.89 kg
6 gallons 49.97 lb 3.57 22.67 kg
7 gallons 58.3 lb 4.16 26.45 kg
8 gallons 66.63 lb 4.76 30.22 kg
9 gallons 74.96 lb 5.35 34 kg
10 gallons 83.29 lb 5.95 37.78 kg
15 gallons 124.933 lb 8.92 56.67 kg
20 gallons 166.578 lb 11.83 75.56 kg
29 gallons 241.538 lb 17.25 109.56 kg
30 gallons 249.866 lb 17.85 113.34 kg
40 gallons 333.155 lb 23.80 151.12 kg
50 gallons 416.444 lb 29.75 188.90 kg
60 gallons 499.733 lb 35.70 226.67 kg
100 gallons 832.888 lb 59.49 377.79 kg
120 gallons 999.466 lb 71.39 453.35 kg
150 gallons 1249.332 lb 89.24 566.69 kg
At room temperature (70°F / 21°C)
Weight of water in pounds, stones and kilos for US gallons
Gallons of water Pounds Stones Kilos
1 gallon 8.318 lb 0.59 3.773 kg
2 gallons 16.636 lb 1.19 7.546 kg
3 gallons 24.953 lb 1.78 11.319 kg
4 gallons 33.271 lb 2.38 15.092 kg
5 gallons 41.589 lb 2.97 18.864 kg
6 gallons 49.907 lb 3.56 22.637 kg
7 gallons 58.224 lb 4.16 26.41 kg
8 gallons 66.542 lb 4.75 30.183 kg
9 gallons 74.86 lb 5.35 33.956 kg
10 gallons 83.178 lb 5.94 37.729 kg
15 gallons 124.767 lb 8.91 56.593 kg
20 gallons 166.356 lb 11.88 75.458 kg
29 gallons 241.216 lb 17.23 109.414 kg
30 gallons 249.533 lb 17.82 113.186 kg
40 gallons 332.711 lb 23.77 150.915 kg
50 gallons 415.889 lb 29.71 188.644 kg
60 gallons 499.067 lb 35.65 226.373 kg
100 gallons 831.778 lb 59.41 377.288 kg
120 gallons 998.134 lb 71.30 452.746 kg
150 gallons 1247.667 lb 89.12 565.932 kg
At room temperature (80°F / 26.7°C)

In summary, multiple gallons of water weigh the amounts listed below:

  • 1 gallon of water weighs 8.3454 lbs (3.7854 kg). But REMEMBER the important caveat about temperature above!
  • 2 gallons of water weighs 16.69 lbs (7.57 kg)
  • 3 gallons of water weighs 25.04 lbs (11.36 kg)
  • 4 gallons of water weighs 33.38 lbs (15.14 kg)
  • 5 gallons of water weighs 41.73 lbs (18.93 kg)
  • 6 gallons of water weighs 50.07 lbs (22.71 kg)
  • 7 gallons of water weighs 58.42 lbs (26.50 kg)
  • 8 gallons of water weighs 66.76 lbs (30.28 kg)
  • 9 gallons of water weighs 75.11 lbs (34.07 kg)
  • 10 gallons of water weighs 83.45 lbs (37.85 kg)
  • 11 gallons of water weighs 91.80 lbs (41.64 kg)
  • 12 gallons of water weighs 100.14 lbs (45.42 kg)
  • 13 gallons of water weighs 108.49 lbs (49.21 kg)
  • 14 gallons of water weighs 116.84 lbs (53.00 kg)
  • 15 gallons of water weighs 125.18 lbs (56.78 kg)
  • 16 gallons of water weighs 133.53 lbs (60.57 kg)
  • 17 gallons of water weighs 141.87 lbs (64.35 kg)
  • 18 gallons of water weighs 150.22 lbs (68.14 kg)
  • 19 gallons of water weighs 158.56 lbs (71.92 kg)
  • 20 gallons of water weighs 166.91 lbs (75.71 kg)
  • 25 gallons of water weighs 208.64 lbs (94.64 kg)
  • 30 gallons of water weighs 250.36 lbs (113.56 kg)
  • 35 gallons of water weighs 292.09 lbs (132.49 kg)
  • 40 gallons of water weighs 333.82 lbs (151.42 kg)
  • 45 gallons of water weighs 375.54 lbs (170.34 kg)
  • 50 gallons of water weighs 417.27 lbs (189.27 kg)
  • 55 gallons of water weighs 459.00 lbs (208.20 kg)
  • 60 gallons of water weighs 500.72 lbs (227.12 kg)
  • 65 gallons of water weighs 542.45 lbs (246.05 kg)
  • 70 gallons of water weighs 584.18 lbs (264.98 kg)
  • 75 gallons of water weighs 625.91 lbs (283.91 kg)
  • 80 gallons of water weighs 667.63 lbs (302.83 kg)
  • 85 gallons of water weighs 709.36 lbs (321.76 kg)
  • 90 gallons of water weighs 751.09 lbs (340.69 kg)
  • 95 gallons of water weighs 792.81 lbs (359.61 kg)
  • 100 gallons of water weighs 834.54 lbs (378.54 kg)
  • 110 gallons of water weighs 917.99 lbs (416.40 kg)
  • 120 gallons of water weighs 1001.45 lbs (454.25 kg)
  • 130 gallons of water weighs 1084.90 lbs (492.10 kg)
  • 140 gallons of water weighs 1168.36 lbs (529.96 kg)
  • 150 gallons of water weighs 1251.81 lbs (567.81 kg)
  • 160 gallons of water weighs 1335.26 lbs (605.67 kg)
  • 170 gallons of water weighs 1418.72 lbs (643.52 kg)
  • 180 gallons of water weighs 1502.17 lbs (681.37 kg)
  • 190 gallons of water weighs 1585.63 lbs (719.23 kg)
  • 200 gallons of water weighs 1669.08 lbs (757.08 kg)
  • 250 gallons of water weighs 2086.35 lbs (946.35 kg)
  • 300 gallons of water weighs 2503.62 lbs (1135.62 kg)
  • 350 gallons of water weighs 2920.89 lbs (1324.89 kg)
  • 400 gallons of water weighs 3338.16 lbs (1514.16 kg)
  • 450 gallons of water weighs 3755.43 lbs (1703.43 kg)
  • 500 gallons of water weighs 4172.70 lbs (1892.70 kg)
  • 1000 gallons of water weighs 8345.40 lbs (3785.41 kg)
  • 2000 gallons of water weighs 16690.80 lbs (7570.82 kg)
  • 3000 gallons of water weighs 25036.20 lbs (11356.23 kg)
  • 4000 gallons of water weighs 33381.60 lbs (15141.64 kg)
  • 5000 gallons of water weighs 41727.00 lbs (18927.05 kg)
  • 6000 gallons of water weighs 50072.40 lbs (22712.46 kg)
  • 7000 gallons of water weighs 58417.80 lbs (26497.87 kg)
  • 8000 gallons of water weighs 66763.20 lbs (30283.28 kg)
  • 9000 gallons of water weighs 75108.60 lbs (34068.69 kg)
  • 10000 gallons of water weighs 83454.00 lbs (37854.10 kg)

Aquarium Dimensions and Typical Tank Sizes

If you want to calculate the volume of your tank and need a quick calculator to see how many gallons or liters it holds go to our ‘Aquarium Calculatorpage.

Or check out our article that tells you the typical dimensions for various standard tank sizes HERE.

Thomas McCready is the co-founder of Technology Companies that developed many fish tank products such as aquarium heaters and pumps following his passion for keeping fish.

How many cups of water makes 2 gallons?

There are 16 cups in 1 gallon. There are 32 cups in 2 gallons. There are 48 cups in 3 gallons. There are 64 cups in 4 gallons.

How many bottles of water makes 2 gallons?

We used a free online conversion calculator for liquid measurements to determine there are 128 ounces in one gallon. Divide 128 by 16.9, round up, and we now know that there are eight water bottles in a gallon. There are 19 water bottles in two and a half gallons. There are 23 water bottles in three gallons.

How much liquid is 2 gallons?

2 gallons equals 8 quarts because 2x4=8. 3 gallons equals 12 quarts because 3x4=12. 1 gallon equals 8 pints because 1x8=8. 2 gallons equals 16 pints because 2x8=16.

Is 2 gallons of water a day too much?

For most people, there is really no limit for daily water intake and a gallon a day is not harmful. But for those who have congestive heart failure or end stage kidney disease, sometimes water needs to be restricted because the body can't process it correctly.