Osage, Iowa · field elev 1,168 ft
Density Altitude at Osage Municipal (D02)
Osage Municipal sits at 1,168 ft, and even a typical July afternoon (81 °F) only lifts density altitude to about 2,882 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 | 14.7 | −1,592 ft | 23.2 | −980 ft |
| February | 19.1 | −1,273 ft | 27.9 | −647 ft |
| March | 31.9 | −367 ft | 40.9 | 253 ft |
| April | 45.5 | 565 ft | 56.1 | 1,270 ft |
| May | 57.8 | 1,381 ft | 68.2 | 2,053 ft |
| June | 68.0 | 2,040 ft | 78.0 | 2,671 ft |
| July | 71.6 | 2,269 ft | 81.4 | 2,882 ft |
| August | 69.1 | 2,110 ft | 79.1 | 2,739 ft |
| September | 61.7 | 1,635 ft | 73.0 | 2,357 ft |
| October | 48.6 | 773 ft | 59.6 | 1,498 ft |
| November | 33.9 | −228 ft | 42.7 | 375 ft |
| December | 21.4 | −1,108 ft | 29.2 | −556 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 D02
DENSITY ALTITUDE
Field elevation 1,168 ft — the air behaves like 2,857 ft.
- PRESSURE ALT
- 1,169 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 Iowa fields
- KCCY — Northeast Iowa Regional
Charles City · elev 1,125 ft
- 5D2 — Northwood Municipal
Northwood · elev 1,226 ft
- 1Y5 — New Hampton Municipal
New Hampton · elev 1,173 ft
- KMCW — Mason City Municipal
Mason City · elev 1,213 ft
- KCJJ — Ellen Church Field
Cresco · elev 1,279 ft
- K98 — Allison Municipal
Allison · elev 1,053 ft
- 0Y6 — Lake Mills Municipal
Lake Mills · elev 1,260 ft
- C25 — Waverly Municipal
Waverly · elev 992 ft
Frequently asked questions
How high does density altitude get at D02 in summer?
On a typical July afternoon — around 81 °F at the nearest NOAA normals station — density altitude at Osage Municipal reaches roughly 2,882 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 D02 on an average day?
It swings with the seasons: from roughly −1,592 ft at the coldest month's average temperature to about 2,269 ft at the warmest month's — all from a constant field elevation of 1,168 ft. The month-by-month table above carries the full year.
What is the field elevation of Osage Municipal?
1,168 ft MSL, from the FAA NASR airport record (28-day cycle effective 2026-08-06). The identifier is D02 (FAA), in Osage, Iowa.