Pittsfield, Illinois · field elev 710 ft
Density Altitude at Pittsfield Penstone Municipal (KPPQ)
Pittsfield Penstone Municipal sits at 710 ft, and even a typical July afternoon (88 °F) only lifts density altitude to about 2,699 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 | 27.5 | −1,248 ft | 36.5 | −619 ft |
| February | 32.1 | −925 ft | 41.9 | −248 ft |
| March | 42.2 | −228 ft | 53.0 | 499 ft |
| April | 54.1 | 572 ft | 65.8 | 1,336 ft |
| May | 64.6 | 1,259 ft | 75.4 | 1,948 ft |
| June | 73.6 | 1,834 ft | 84.1 | 2,490 ft |
| July | 76.8 | 2,036 ft | 87.5 | 2,699 ft |
| August | 75.1 | 1,929 ft | 86.5 | 2,638 ft |
| September | 67.4 | 1,439 ft | 80.1 | 2,242 ft |
| October | 55.8 | 684 ft | 67.9 | 1,471 ft |
| November | 43.5 | −139 ft | 53.8 | 552 ft |
| December | 32.6 | −890 ft | 41.5 | −275 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 KPPQ
DENSITY ALTITUDE
Field elevation 710 ft — the air behaves like 2,730 ft.
- PRESSURE ALT
- 711 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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- KSPI — Abraham Lincoln Capital
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Frequently asked questions
How high does density altitude get at KPPQ in summer?
On a typical July afternoon — around 88 °F at the nearest NOAA normals station — density altitude at Pittsfield Penstone Municipal reaches roughly 2,699 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 KPPQ on an average day?
It swings with the seasons: from roughly −1,248 ft at the coldest month's average temperature to about 2,036 ft at the warmest month's — all from a constant field elevation of 710 ft. The month-by-month table above carries the full year.
What is the field elevation of Pittsfield Penstone Municipal?
710 ft MSL, from the FAA NASR airport record (28-day cycle effective 2026-08-06). The identifier is KPPQ (ICAO) / PPQ (FAA), in Pittsfield, Illinois.