Jenison, Michigan · field elev 603 ft
Density Altitude at Riverview (08C)
Riverview sits at 603 ft, and even a typical July afternoon (82 °F) only lifts density altitude to about 2,254 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 | 23.8 | −1,645 ft | 30.5 | −1,171 ft |
| February | 25.8 | −1,503 ft | 33.8 | −940 ft |
| March | 34.3 | −905 ft | 44.1 | −231 ft |
| April | 46.0 | −103 ft | 57.2 | 644 ft |
| May | 57.6 | 671 ft | 69.3 | 1,429 ft |
| June | 67.4 | 1,307 ft | 78.5 | 2,011 ft |
| July | 71.2 | 1,550 ft | 82.4 | 2,254 ft |
| August | 69.4 | 1,436 ft | 80.7 | 2,149 ft |
| September | 62.1 | 965 ft | 73.6 | 1,703 ft |
| October | 50.4 | 193 ft | 60.8 | 880 ft |
| November | 38.7 | −601 ft | 46.9 | −42 ft |
| December | 29.4 | −1,248 ft | 35.5 | −822 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 08C
DENSITY ALTITUDE
Field elevation 603 ft — the air behaves like 2,229 ft.
- PRESSURE ALT
- 604 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
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- KGRR — Gerald R Ford International
Grand Rapids · elev 794 ft
- 5N7 — Hat Field
Nunica · elev 625 ft
- 41C — Calkins Field
Wayland · elev 740 ft
- 39Z — Flying-A-Ranch
Fruitport · elev 630 ft
- 35C — Wells
Rockford · elev 890 ft
Frequently asked questions
How high does density altitude get at 08C in summer?
On a typical July afternoon — around 82 °F at the nearest NOAA normals station — density altitude at Riverview reaches roughly 2,254 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 08C on an average day?
It swings with the seasons: from roughly −1,645 ft at the coldest month's average temperature to about 1,550 ft at the warmest month's — all from a constant field elevation of 603 ft. The month-by-month table above carries the full year.
What is the field elevation of Riverview?
603 ft MSL, from the FAA NASR airport record (28-day cycle effective 2026-08-06). The identifier is 08C (FAA), in Jenison, Michigan.