Fredericktown, Missouri · field elev 880 ft
Density Altitude at A Paul Vance Fredericktown Regional (H88)
A Paul Vance Fredericktown Regional sits at 880 ft, and even a typical July afternoon (88 °F) only lifts density altitude to about 2,931 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 | 31.2 | −775 ft | 41.6 | −57 ft |
| February | 35.3 | −490 ft | 46.9 | 302 ft |
| March | 44.4 | 133 ft | 56.8 | 960 ft |
| April | 54.8 | 828 ft | 68.1 | 1,693 ft |
| May | 64.0 | 1,429 ft | 76.1 | 2,200 ft |
| June | 72.3 | 1,960 ft | 84.1 | 2,698 ft |
| July | 76.2 | 2,206 ft | 87.9 | 2,931 ft |
| August | 74.6 | 2,105 ft | 87.0 | 2,876 ft |
| September | 66.9 | 1,616 ft | 80.1 | 2,450 ft |
| October | 55.3 | 861 ft | 69.0 | 1,750 ft |
| November | 44.2 | 119 ft | 56.0 | 907 ft |
| December | 34.7 | −532 ft | 45.1 | 180 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 H88
DENSITY ALTITUDE
Field elevation 880 ft — the air behaves like 2,937 ft.
- PRESSURE ALT
- 881 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
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- 1BT — Bonne Terre Municipal
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- KPCD — Perryville Regional
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- 8WC — Washington County
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- KPYN — Piedmont Municipal
Piedmont · elev 466 ft
- KCGI — Cape Girardeau Regional
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- MO5 — Bollinger-Crass Meml
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Frequently asked questions
How high does density altitude get at H88 in summer?
On a typical July afternoon — around 88 °F at the nearest NOAA normals station — density altitude at A Paul Vance Fredericktown Regional reaches roughly 2,931 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 H88 on an average day?
It swings with the seasons: from roughly −775 ft at the coldest month's average temperature to about 2,206 ft at the warmest month's — all from a constant field elevation of 880 ft. The month-by-month table above carries the full year.
What is the field elevation of A Paul Vance Fredericktown Regional?
880 ft MSL, from the FAA NASR airport record (28-day cycle effective 2026-08-06). The identifier is H88 (FAA), in Fredericktown, Missouri.