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Joules to Therms Converter

Quick answer: 1 J = 9.47817e-09 thm. To convert joules to therms, multiply by 9.47817e-09.

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Therms = Joules × 9.47817e-09

Swap: Therms to Joules

Joules to Therms conversion table

JoulesTherms
1 J9.47817e-09 thm
2 J1.89563e-08 thm
5 J4.73909e-08 thm
10 J9.47817e-08 thm
25 J2.36954e-07 thm
50 J4.73909e-07 thm
100 J9.47817e-07 thm

How to convert joules to therms

Therms = Joules × 9.47817e-09. For example, 2 J = 1.89563e-08 thm. Type a value in either box above: the other one updates instantly, both ways.

What is a joule?

The joule (J) is the SI unit of energy, the work done by a force of one newton over one meter.

What is a therm?

A therm is 100,000 BTU, about 29.3 kWh; US natural gas bills use it.

How do I convert joules to therms?

Use the formula Therms = Joules × 9.47817e-09. Type a value in the joules box and the result appears instantly.

How many therms are in 1 joule?

1 J = 9.47817e-09 thm.

Is this converter free and private?

Yes. It is free, needs no sign-up, and the calculation runs in your browser: nothing is sent to a server.

Is a food Calorie the same as a calorie?

No. The Calorie on food labels is a kilocalorie (kcal), 1000 small calories or 4.184 kJ. This page uses the thermochemical calorie, 4.184 J.