Chesapeake/Huntington Wva, Ohio · field elev 567 ft
Density Altitude at Lawrence County Airpark (KHTW)
Lawrence County Airpark sits at 567 ft, and even a typical July afternoon (87 °F) only lifts density altitude to about 2,507 ft — heat still trims performance, but the field rarely turns high-and-hot.
Typical density altitude by month
| Month | Avg temp °F | DA at avg temp | Afternoon high °F | DA on a typical afternoon |
|---|---|---|---|---|
| January | 34.2 | −957 ft | 43.7 | −303 ft |
| February | 37.5 | −728 ft | 47.6 | −39 ft |
| March | 45.0 | −215 ft | 56.4 | 547 ft |
| April | 56.1 | 527 ft | 69.2 | 1,379 ft |
| May | 65.0 | 1,109 ft | 76.9 | 1,867 ft |
| June | 73.2 | 1,633 ft | 84.2 | 2,322 ft |
| July | 76.8 | 1,861 ft | 87.2 | 2,507 ft |
| August | 75.7 | 1,791 ft | 86.5 | 2,464 ft |
| September | 69.1 | 1,372 ft | 80.8 | 2,111 ft |
| October | 57.6 | 626 ft | 69.8 | 1,417 ft |
| November | 46.3 | −127 ft | 57.4 | 613 ft |
| December | 38.5 | −659 ft | 47.3 | −60 ft |
▲ above 5,000 ft · ⚠ above 8,000 ft. These are planning references at standard pressure and dry air — afternoon humidity and low pressure both push the real number higher. Run today's values below.
Run today’s numbers for KHTW
DENSITY ALTITUDE
Field elevation 567 ft — the air behaves like 2,494 ft.
- PRESSURE ALT
- 568 ft
- ISA DEVIATION
- —
- RULE-OF-THUMB DA
- —
- AIR DENSITY INDEX
- —
- AIR DENSITY
- —
- WATER · GRAINS/LB
- —
For training and reference · verify with official sources and your POH before flight · no tool on this site renders a go / no-go judgment
Nearby Ohio fields
- KGAS — Gallia-Meigs Regional
Gallipolis · elev 566 ft
- KPMH — Greater Portsmouth Regional
Portsmouth · elev 663 ft
- KJRO — James A Rhodes
Jackson · elev 726 ft
- KUNI — Ohio University
Athens/Albany · elev 766 ft
- KEOP — Pike County
Waverly · elev 661 ft
- 22I — Vinton County
Mc Arthur · elev 954 ft
- KAMT — Alexander Salamon
West Union · elev 896 ft
- KRZT — Ross County
Chillicothe · elev 725 ft
Frequently asked questions
How high does density altitude get at KHTW in summer?
On a typical July afternoon — around 87 °F at the nearest NOAA normals station — density altitude at Lawrence County Airpark reaches roughly 2,507 ft at standard pressure. Hotter-than-normal days, low pressure, and humidity all push it higher, so run the day's actual numbers before flying.
What is the density altitude at KHTW on an average day?
It swings with the seasons: from roughly −957 ft at the coldest month's average temperature to about 1,861 ft at the warmest month's — all from a constant field elevation of 567 ft. The month-by-month table above carries the full year.
What is the field elevation of Lawrence County Airpark?
567 ft MSL, from the FAA NASR airport record (28-day cycle effective 2026-08-06). The identifier is KHTW (ICAO) / HTW (FAA), in Chesapeake/Huntington Wva, Ohio.