Winston Salem, North Carolina · field elev 969 ft
Density Altitude at Smith Reynolds (KINT)
Smith Reynolds sits at 969 ft, and even a typical July afternoon (88 °F) only lifts density altitude to about 3,045 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 | 39.8 | −69 ft | 48.8 | 540 ft |
| February | 43.0 | 149 ft | 52.8 | 806 ft |
| March | 50.4 | 646 ft | 60.8 | 1,331 ft |
| April | 59.4 | 1,240 ft | 70.6 | 1,961 ft |
| May | 67.5 | 1,764 ft | 77.9 | 2,421 ft |
| June | 75.1 | 2,246 ft | 84.9 | 2,855 ft |
| July | 78.6 | 2,465 ft | 88.0 | 3,045 ft |
| August | 77.0 | 2,365 ft | 86.1 | 2,929 ft |
| September | 70.6 | 1,961 ft | 80.1 | 2,558 ft |
| October | 59.9 | 1,273 ft | 70.6 | 1,961 ft |
| November | 49.6 | 593 ft | 60.1 | 1,286 ft |
| December | 42.6 | 121 ft | 51.7 | 733 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 KINT
DENSITY ALTITUDE
Field elevation 969 ft — the air behaves like 3,045 ft.
- PRESSURE ALT
- 970 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 North Carolina fields
- N63 — Meadow Brook Field
Walnut Cove · elev 647 ft
- N83 — Ds Butler Farm And Airfield
Oak Ridge · elev 950 ft
- KGSO — Piedmont Triad International
Greensboro · elev 926 ft
- 8A7 — Twin Lakes
Mocksville · elev 818 ft
- N97 — Hiatt
Thomasville · elev 855 ft
- W88 — Air Harbor
Greensboro · elev 822 ft
- KEXX — Davidson County Exec
Lexington · elev 733 ft
- 80C — Lone Hickory
Yadkinville · elev 1,015 ft
Frequently asked questions
How high does density altitude get at KINT in summer?
On a typical July afternoon — around 88 °F at the nearest NOAA normals station — density altitude at Smith Reynolds reaches roughly 3,045 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 KINT on an average day?
It swings with the seasons: from roughly −69 ft at the coldest month's average temperature to about 2,465 ft at the warmest month's — all from a constant field elevation of 969 ft. The month-by-month table above carries the full year.
What is the field elevation of Smith Reynolds?
969 ft MSL, from the FAA NASR airport record (28-day cycle effective 2026-08-06). The identifier is KINT (ICAO) / INT (FAA), in Winston Salem, North Carolina.