Dover/Foxcroft, Maine · field elev 520 ft
Density Altitude at Charles A Chase Jr Meml Field (44B)
Charles A Chase Jr Meml Field sits at 520 ft, and even a typical July afternoon (79 °F) only lifts density altitude to about 1,916 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 | 16.9 | −2,247 ft | 26.6 | −1,550 ft |
| February | 19.1 | −2,088 ft | 29.4 | −1,352 ft |
| March | 28.7 | −1,401 ft | 38.9 | −690 ft |
| April | 40.6 | −573 ft | 51.1 | 137 ft |
| May | 53.2 | 277 ft | 63.8 | 973 ft |
| June | 62.1 | 863 ft | 72.7 | 1,544 ft |
| July | 67.8 | 1,231 ft | 78.6 | 1,916 ft |
| August | 66.8 | 1,167 ft | 77.8 | 1,866 ft |
| September | 59.1 | 667 ft | 70.3 | 1,391 ft |
| October | 46.8 | −152 ft | 56.9 | 522 ft |
| November | 34.9 | −967 ft | 43.6 | −368 ft |
| December | 23.5 | −1,771 ft | 31.6 | −1,197 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 44B
DENSITY ALTITUDE
Field elevation 520 ft — the air behaves like 1,941 ft.
- PRESSURE ALT
- 521 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 Maine fields
- 1B0 — Dexter Regional
Dexter · elev 533 ft
- 3B1 — Greenville Municipal
Greenville · elev 1,402 ft
- PG1 — Griffin Field
Levant · elev 200 ft
- 2B7 — Pittsfield Municipal
Pittsfield · elev 197 ft
- KOLD — Dewitt Field/Old Town Municipal
Old Town · elev 127 ft
- KBGR — Bangor International
Bangor · elev 192 ft
- 0B2 — Brewer
Brewer · elev 125 ft
- KLRG — Lincoln Regional
Lincoln · elev 208 ft
Frequently asked questions
How high does density altitude get at 44B in summer?
On a typical July afternoon — around 79 °F at the nearest NOAA normals station — density altitude at Charles A Chase Jr Meml Field reaches roughly 1,916 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 44B on an average day?
It swings with the seasons: from roughly −2,247 ft at the coldest month's average temperature to about 1,231 ft at the warmest month's — all from a constant field elevation of 520 ft. The month-by-month table above carries the full year.
What is the field elevation of Charles A Chase Jr Meml Field?
520 ft MSL, from the FAA NASR airport record (28-day cycle effective 2026-08-06). The identifier is 44B (FAA), in Dover/Foxcroft, Maine.