Monongahela, Pennsylvania · field elev 1,228 ft
Density Altitude at Rostraver (KFWQ)
Rostraver sits at 1,228 ft, and even a typical July afternoon (83 °F) only lifts density altitude to about 3,054 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 | 29.5 | −460 ft | 36.6 | 33 ft |
| February | 32.1 | −278 ft | 39.9 | 259 ft |
| March | 40.4 | 294 ft | 49.4 | 900 ft |
| April | 52.1 | 1,080 ft | 62.5 | 1,760 ft |
| May | 61.8 | 1,715 ft | 71.9 | 2,361 ft |
| June | 69.5 | 2,209 ft | 79.1 | 2,813 ft |
| July | 73.6 | 2,469 ft | 83.0 | 3,054 ft |
| August | 72.1 | 2,374 ft | 81.3 | 2,949 ft |
| September | 65.4 | 1,947 ft | 74.8 | 2,544 ft |
| October | 54.2 | 1,219 ft | 63.3 | 1,812 ft |
| November | 43.2 | 484 ft | 51.1 | 1,014 ft |
| December | 34.4 | −119 ft | 41.0 | 334 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 KFWQ
DENSITY ALTITUDE
Field elevation 1,228 ft — the air behaves like 3,054 ft.
- PRESSURE ALT
- 1,229 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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- KAGC — Allegheny County
Pittsburgh · elev 1,252 ft
- 22D — Bandel
Eighty Four · elev 1,210 ft
- 5G8 — Greensburg Jeannette Regional
Jeannette · elev 1,188 ft
- P45 — Mount Pleasant/Scottdale
Mount Pleasant · elev 1,160 ft
- KVVS — Joseph A Hardy Connellsville
Connellsville · elev 1,264 ft
- KLBE — Arnold Palmer Regional
Latrobe · elev 1,199 ft
Frequently asked questions
How high does density altitude get at KFWQ in summer?
On a typical July afternoon — around 83 °F at the nearest NOAA normals station — density altitude at Rostraver reaches roughly 3,054 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 KFWQ on an average day?
It swings with the seasons: from roughly −460 ft at the coldest month's average temperature to about 2,469 ft at the warmest month's — all from a constant field elevation of 1,228 ft. The month-by-month table above carries the full year.
What is the field elevation of Rostraver?
1,228 ft MSL, from the FAA NASR airport record (28-day cycle effective 2026-08-06). The identifier is KFWQ (ICAO) / FWQ (FAA), in Monongahela, Pennsylvania.