Meriden, Connecticut · field elev 103 ft
Density Altitude at Meriden Markham Municipal (KMMK)
Meriden Markham Municipal sits at 103 ft, and even a typical July afternoon (84 °F) only lifts density altitude to about 1,743 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 | 27.9 | −1,980 ft | 37.0 | −1,341 ft |
| February | 29.7 | −1,853 ft | 39.1 | −1,196 ft |
| March | 37.8 | −1,286 ft | 47.5 | −622 ft |
| April | 48.8 | −534 ft | 59.9 | 205 ft |
| May | 59.1 | 152 ft | 70.4 | 885 ft |
| June | 67.9 | 725 ft | 78.7 | 1,412 ft |
| July | 73.3 | 1,071 ft | 84.0 | 1,743 ft |
| August | 71.7 | 969 ft | 82.4 | 1,644 ft |
| September | 64.5 | 505 ft | 75.4 | 1,204 ft |
| October | 52.7 | −272 ft | 63.6 | 446 ft |
| November | 42.0 | −996 ft | 52.0 | −319 ft |
| December | 33.1 | −1,613 ft | 41.7 | −1,017 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 KMMK
DENSITY ALTITUDE
Field elevation 103 ft — the air behaves like 1,743 ft.
- PRESSURE ALT
- 104 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 Connecticut fields
- 4B8 — Robertson Field
Plainville · elev 202 ft
- N41 — Mount Tobe
Waterbury · elev 850 ft
- KOXC — Waterbury-Oxford
Oxford · elev 730 ft
- KHVN — Tweed/New Haven
New Haven · elev 13 ft
- KHFD — Hartford-Brainard
Hartford · elev 18 ft
- KSNC — Chester
Chester · elev 416 ft
- 42B — Goodspeed
East Haddam · elev 9 ft
- 9B8 — Salmon River Airfield
Marlborough · elev 540 ft
Frequently asked questions
How high does density altitude get at KMMK in summer?
On a typical July afternoon — around 84 °F at the nearest NOAA normals station — density altitude at Meriden Markham Municipal reaches roughly 1,743 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 KMMK on an average day?
It swings with the seasons: from roughly −1,980 ft at the coldest month's average temperature to about 1,071 ft at the warmest month's — all from a constant field elevation of 103 ft. The month-by-month table above carries the full year.
What is the field elevation of Meriden Markham Municipal?
103 ft MSL, from the FAA NASR airport record (28-day cycle effective 2026-08-06). The identifier is KMMK (ICAO) / MMK (FAA), in Meriden, Connecticut.