This dew point reference table shows the dew point (approx.) for a range of air temperature values, assuming a relative humidity of 6%. Every figure is computed with the same engine that powers our Dew Point Calculator, so the numbers are exact.
| Air temperature | Dew point (approx.) |
|---|---|
| 6.3 °C | -1.7 |
| 13 °C | 5.0 |
| 19 °C | 11.0 |
| 25 °C | 17.0 |
| 38 °C | 30.0 |
| 50 °C | 42.0 |
| 75 °C | 67.0 |
| 130 °C | 122.0 |
| 180 °C | 172.0 |
| 250 °C | 242.0 |
How to use this table
Find the row closest to your air temperature and read across to the dew point (approx.). For a value between two rows, the real figure sits between them — or enter your exact numbers in the Dew Point Calculator for a precise answer.
Need a value that is not in the table? — the Dew Point Calculator does it instantly, for free, with the formula and a worked example built in.
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