Bethel, Maine · field elev 674 ft
Density Altitude at Bethel Regional (0B1)
Bethel Regional sits at 674 ft, and even a typical July afternoon (79 °F) only lifts density altitude to about 2,136 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 | 16.6 | −2,075 ft | 26.7 | −1,350 ft |
| February | 18.3 | −1,952 ft | 29.4 | −1,159 ft |
| March | 27.3 | −1,308 ft | 37.5 | −595 ft |
| April | 40.7 | −375 ft | 52.1 | 395 ft |
| May | 52.8 | 441 ft | 64.7 | 1,221 ft |
| June | 62.6 | 1,085 ft | 74.2 | 1,828 ft |
| July | 67.3 | 1,388 ft | 79.1 | 2,136 ft |
| August | 65.8 | 1,292 ft | 78.0 | 2,067 ft |
| September | 58.0 | 785 ft | 70.7 | 1,606 ft |
| October | 46.0 | −14 ft | 57.1 | 725 ft |
| November | 35.0 | −768 ft | 44.4 | −123 ft |
| December | 24.2 | −1,528 ft | 33.0 | −907 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 0B1
DENSITY ALTITUDE
Field elevation 674 ft — the air behaves like 2,129 ft.
- PRESSURE ALT
- 675 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
- 81B — Oxford County Regional
Oxford · elev 345 ft
- KIZG — White Mountain Regional
Fryeburg · elev 455 ft
- B10 — Bowman Field
Livermore Falls · elev 324 ft
- KLEW — Auburn/Lewiston Municipal
Auburn/Lewiston · elev 288 ft
- 8B0 — Stephen A Bean Municipal
Rangeley · elev 1,821 ft
- ME6 — Wales
Wales · elev 210 ft
- 63B — Limington-Harmon
Limington · elev 292 ft
- KAUG — Augusta State
Augusta · elev 352 ft
Frequently asked questions
How high does density altitude get at 0B1 in summer?
On a typical July afternoon — around 79 °F at the nearest NOAA normals station — density altitude at Bethel Regional reaches roughly 2,136 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 0B1 on an average day?
It swings with the seasons: from roughly −2,075 ft at the coldest month's average temperature to about 1,388 ft at the warmest month's — all from a constant field elevation of 674 ft. The month-by-month table above carries the full year.
What is the field elevation of Bethel Regional?
674 ft MSL, from the FAA NASR airport record (28-day cycle effective 2026-08-06). The identifier is 0B1 (FAA), in Bethel, Maine.