Therms to Kilowatt-hours
Type a value in Therms and get the result in Kilowatt-hours, calculated exactly.
100 Therms ≈ 2,930.710702 Kilowatt-hours
Precision
Exact factorRounded for display to about 10 significant digits.
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Formula
kWh = thm × 29.3071070172
To convert Therms to Kilowatt-hours, multiply the value by 29.3071070172.
Worked examples
- 1 thm × 29.3071070172 ≈ 29.30710702 kWh
- 100 thm × 29.3071070172 ≈ 2,930.710702 kWh
- 50 thm × 29.3071070172 ≈ 1,465.355351 kWh
This factor is exact by definition.
Conversion table
| Therms (thm) | Kilowatt-hours (kWh) |
|---|---|
| 1 | ≈ 29.30711 |
| 2 | ≈ 58.61421 |
| 3 | ≈ 87.92132 |
| 4 | ≈ 117.2284 |
| 5 | ≈ 146.5355 |
| 6 | ≈ 175.8426 |
| 7 | ≈ 205.1497 |
| 8 | ≈ 234.4569 |
| 9 | 263.763963155 |
| 10 | ≈ 293.0711 |
| 15 | ≈ 439.6066 |
| 20 | ≈ 586.1421 |
| 25 | ≈ 732.6777 |
| 30 | ≈ 879.2132 |
| 40 | ≈ 1,172.284 |
| 50 | ≈ 1,465.355 |
| 60 | ≈ 1,758.426 |
| 70 | ≈ 2,051.497 |
| 75 | ≈ 2,198.033 |
| 80 | ≈ 2,344.569 |
| 90 | 2,637.63963155 |
| 100 | ≈ 2,930.711 |
Values marked ≈ are rounded; the rest are exact.
Reverse table: Kilowatt-hours to Therms
| Kilowatt-hours (kWh) | Therms (thm) |
|---|---|
| 1 | ≈ 0.03412142 |
| 2 | ≈ 0.06824283 |
| 3 | ≈ 0.1023642 |
| 4 | ≈ 0.1364857 |
| 5 | ≈ 0.1706071 |
| 6 | ≈ 0.2047285 |
| 7 | ≈ 0.2388499 |
| 8 | ≈ 0.2729713 |
| 9 | ≈ 0.3070927 |
| 10 | ≈ 0.3412142 |
| 15 | ≈ 0.5118212 |
| 20 | ≈ 0.6824283 |
| 25 | ≈ 0.8530354 |
| 30 | ≈ 1.023642 |
| 40 | ≈ 1.364857 |
| 50 | ≈ 1.706071 |
| 60 | ≈ 2.047285 |
| 70 | ≈ 2.388499 |
| 75 | ≈ 2.559106 |
| 80 | ≈ 2.729713 |
| 90 | ≈ 3.070927 |
| 100 | ≈ 3.412142 |
Unit definitions
- Therms thm
- 100 000 BTU (International Table): exactly 105.505585262 megajoules, used for natural gas.
- Kilowatt-hours kWh
- One kilowatt for one hour: exactly 3.6 megajoules; the unit on electricity bills.
Questions people ask
Therms to Kilowatt-hours: what is the conversion factor?
One thm is ≈ 29.30710702 kWh.
How do I convert Therms to Kilowatt-hours?
Use the formula above. For example, 100 thm = ≈ 2,930.710702 kWh.
Is the conversion exact?
Yes. Both units have exact definitions, so the factor is exact; a result is only rounded when its decimals never end.
Factors checked 19 October 2026.