Altitude Temperature Calculator
Estimate air temperature at altitude from the ground temperature using the standard lapse rate.
Compare Your Options And Get Clear Answers
Estimate air temperature at altitude from the ground temperature using the standard lapse rate.
Altitude Temperature Estimator
Enter your numbers below for an instant estimate.
How It Works
Key concepts behind this calculator
Enter Values
Fill in each field with your own numbers.
Calculate
Results update as you change the inputs.
Review
Read the breakdown and the explanation.
Adjust
Change values to compare scenarios.
Altitude Quick Guide
Typical values for reference.
| Ground C | Altitude m | Lapse | Temp C |
|---|---|---|---|
| 20 | 500 | 6.5 | 16.8 C |
| 20 | 1000 | 6.5 | 13.5 C |
| 20 | 2000 | 6.5 | 7.0 C |
| 20 | 4000 | 6.5 | -6.0 C |
| Rule of Thumb | Check inputs | Use as a guide | Round sensibly |
Altitude Temperature Calculator FAQ
Answers to common questions about this calculator.
About 6.5 C for every 1000 m climbed.
It is an average. Inversions and weather change it.
T = T0 – lapse rate x height difference.
It is an estimate based on the inputs you enter. Check real quotes, labels or official guidance for important decisions.