Brooten, Minnesota · field elev 1,304 ft
Density Altitude at Brooten Municipal/John O Bohmer Field (6D1)
Brooten Municipal/John O Bohmer Field sits at 1,304 ft, and even a typical July afternoon (82 °F) only lifts density altitude to about 3,060 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 | 10.9 | −1,698 ft | 20.3 | −1,016 ft |
| February | 14.9 | −1,406 ft | 25.2 | −667 ft |
| March | 27.7 | −491 ft | 38.0 | 224 ft |
| April | 42.7 | 544 ft | 54.1 | 1,306 ft |
| May | 56.9 | 1,490 ft | 68.3 | 2,226 ft |
| June | 67.1 | 2,149 ft | 77.5 | 2,806 ft |
| July | 71.5 | 2,429 ft | 81.6 | 3,060 ft |
| August | 69.5 | 2,302 ft | 79.7 | 2,943 ft |
| September | 61.0 | 1,757 ft | 72.1 | 2,467 ft |
| October | 45.9 | 760 ft | 56.5 | 1,464 ft |
| November | 30.9 | −267 ft | 39.4 | 320 ft |
| December | 16.8 | −1,268 ft | 25.0 | −682 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 6D1
DENSITY ALTITUDE
Field elevation 1,304 ft — the air behaves like 3,085 ft.
- PRESSURE ALT
- 1,305 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 Minnesota fields
- KGHW — Glenwood Municipal
Glenwood · elev 1,394 ft
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Sauk Centre · elev 1,242 ft
- KPEX — Paynesville Municipal
Paynesville · elev 1,183 ft
- D32 — Starbuck Municipal
Starbuck · elev 1,140 ft
- KBDH — Willmar Municipal/John L Rice Field
Willmar · elev 1,126 ft
- KBBB — Benson Municipal
Benson · elev 1,039 ft
- KAXN — Alexandria Regional/Chandler Field
Alexandria · elev 1,425 ft
- 14Y — Todd Field
Long Prairie · elev 1,332 ft
Frequently asked questions
How high does density altitude get at 6D1 in summer?
On a typical July afternoon — around 82 °F at the nearest NOAA normals station — density altitude at Brooten Municipal/John O Bohmer Field reaches roughly 3,060 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 6D1 on an average day?
It swings with the seasons: from roughly −1,698 ft at the coldest month's average temperature to about 2,429 ft at the warmest month's — all from a constant field elevation of 1,304 ft. The month-by-month table above carries the full year.
What is the field elevation of Brooten Municipal/John O Bohmer Field?
1,304 ft MSL, from the FAA NASR airport record (28-day cycle effective 2026-08-06). The identifier is 6D1 (FAA), in Brooten, Minnesota.