Marks Calc

therms to joules

Convert therm to joule — instant, free, with the formula shown.

1 thm=105505585 J

How to convert therm to joule

To convert therm to joule, multiply by 105505585:

J = thm × 105505585

For example, 10 thm × 105505585 = 1055055850 J.

thm to J conversion table

therms (thm)joules (J)
1 thm105505585 J
2 thm211011170 J
5 thm527527925 J
10 thm1055055850 J
25 thm2637639625 J
50 thm5275279250 J
100 thm10550558500 J
250 thm26376396250 J
500 thm52752792500 J
1000 thm105505585000 J
Reverse: Joule to Therm

Other therm conversions

Convert to joule from another unit

thm to J — frequently asked

How many joules are in 1 therm?

1 therm = 105505585 joules (thm × 105505585 = J).

What is the formula to convert therm to joule?

Multiply your therm value by 105505585 to get joule.

How do I convert 10 therms to joules?

10 thm = 1055055850 J. For 100 thm the answer is 10550558500 J. Use the calculator on this page for any other value.

When to convert therm to joule

1Electricity bills (kWh)
2Nutrition labels (kcal / food cal)
3HVAC and heating (BTU, therms)
4Physics and chemistry (J, eV)

Energy conversion — common questions

Is a food calorie the same as a calorie?

No — a food 'Calorie' (capital C) actually means 1 kilocalorie = 1,000 small calories = 4,184 J. Nutrition labels typically write 'cal' meaning kcal.

How many joules in 1 kWh?

1 kWh = 3,600,000 J (3.6 MJ). Because 1 kW × 1 hour = 1,000 W × 3,600 s = 3,600,000 J.

What is a BTU?

British Thermal Unit — the energy required to raise 1 pound of water by 1 °F. 1 BTU ≈ 1,055 J.

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