Fowlerville, Michigan · field elev 906 ft
Density Altitude at Maple Grove (65G)
Maple Grove sits at 906 ft, and even a typical July afternoon (83 °F) only lifts density altitude to about 2,674 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 | 22.8 | −1,337 ft | 31.2 | −743 ft |
| February | 24.7 | −1,201 ft | 34.8 | −492 ft |
| March | 34.0 | −548 ft | 44.3 | 159 ft |
| April | 45.8 | 260 ft | 57.6 | 1,045 ft |
| May | 57.1 | 1,012 ft | 69.3 | 1,801 ft |
| June | 67.1 | 1,661 ft | 79.3 | 2,432 ft |
| July | 70.5 | 1,878 ft | 83.2 | 2,674 ft |
| August | 68.9 | 1,776 ft | 81.2 | 2,550 ft |
| September | 61.7 | 1,312 ft | 74.6 | 2,137 ft |
| October | 50.1 | 548 ft | 61.8 | 1,319 ft |
| November | 38.6 | −230 ft | 48.2 | 421 ft |
| December | 28.7 | −918 ft | 36.3 | −389 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 65G
DENSITY ALTITUDE
Field elevation 906 ft — the air behaves like 2,661 ft.
- PRESSURE ALT
- 907 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 Michigan fields
- KOZW — Livingston County/Spencer J Hardy
Howell · elev 962 ft
- 9G2 — Prices
Linden · elev 919 ft
- 45G — Brighton
Brighton · elev 973 ft
- 69G — Richmond Field
Gregory · elev 921 ft
- KRNP — Owosso Community
Owosso · elev 737 ft
- KTEW — Mason Jewett Field
Mason · elev 919 ft
- 41G — University Airpark
Bath · elev 856 ft
- KFNT — Bishop International
Flint · elev 782 ft
Frequently asked questions
How high does density altitude get at 65G in summer?
On a typical July afternoon — around 83 °F at the nearest NOAA normals station — density altitude at Maple Grove reaches roughly 2,674 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 65G on an average day?
It swings with the seasons: from roughly −1,337 ft at the coldest month's average temperature to about 1,878 ft at the warmest month's — all from a constant field elevation of 906 ft. The month-by-month table above carries the full year.
What is the field elevation of Maple Grove?
906 ft MSL, from the FAA NASR airport record (28-day cycle effective 2026-08-06). The identifier is 65G (FAA), in Fowlerville, Michigan.