Therm (therm) - Unit Information & Conversion

Symbol:therm
Plural:therms
Category:Energy

🔄 Quick Convert Therm

What is a Therm?

Therm = 100,000 BTU = 105.5 MJ = 29.3 kWh. Standard for US natural gas billing. Home heating monthly: 50-200 therms (winter). 1 therm ≈ 100 cubic feet (CCF) of natural gas. About $1-2 per therm.

History of the Therm

Standard energy unit used in science, engineering, and industry. Conversion: 1 therm = 105,500,000 joules.

Quick Answer

What is Therm? Therm = 100,000 BTU = 105.5 MJ = 29.3 kWh. Standard for US natural gas billing. Home heating monthly: 50-200 therms (winter). 1 therm ≈ 100 cubic feet (CCF) of natural gas. About $1-2 per therm. Use our energy converter for instant conversions.

Definition

1 therm = 105,500,000 joules (J)

Common Uses

Used in physics, engineering, energy systems, and scientific calculations where this energy scale is appropriate for the application.

Therm Conversion Formulas

To Joule:

1 therm = 105506000 J
Example: 5 therms = 527530000 joules

To Kilojoule:

1 therm = 105506 kJ
Example: 5 therms = 527530 kilojoules

To Megajoule:

1 therm = 105.506 MJ
Example: 5 therms = 527.53 megajoules

To Gigajoule:

1 therm = 0.105506 GJ
Example: 5 therms = 0.52753 gigajoules

To Watt-hour:

1 therm = 29307.222222 Wh
Example: 5 therms = 146536.111111 watt-hours

To Kilowatt-hour:

1 therm = 29.307222 kWh
Example: 5 therms = 146.536111 kilowatt-hours

To Megawatt-hour:

1 therm = 0.029307 MWh
Example: 5 therms = 0.146536 megawatt-hours

To Calorie:

1 therm = 25216539.196941 cal
Example: 5 therms = 126082695.984704 calories

To Kilocalorie:

1 therm = 25216.539197 kcal
Example: 5 therms = 126082.695985 kilocalories

To British Thermal Unit:

1 therm = 100000 BTU
Example: 5 therms = 500000 BTUs

To Foot-pound:

1 therm = 77817229.156126 ft⋅lb
Example: 5 therms = 389086145.780628 foot-pounds

To Electronvolt:

1 therm = N/A eV
Example: 5 therms = N/A electronvolts

To Erg:

1 therm = 1055060000000000 erg
Example: 5 therms = 5275300000000000 ergs

To Quad:

1 therm = 1.0000e-10 quad
Example: 5 therms = 5.0000e-10 quads

Frequently Asked Questions

Formula: J = therm × 105,500,000 Therm to Joules converter →

Convert Therm

Need to convert Therm to other energy units? Use our conversion tool.