Willmar, Minnesota · field elev 1,126 ft
Density Altitude at Willmar Municipal/John L Rice Field (KBDH)
Willmar Municipal/John L Rice Field sits at 1,126 ft, and even a typical July afternoon (82 °F) only lifts density altitude to about 2,837 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 | 11.7 | −1,864 ft | 20.5 | −1,225 ft |
| February | 15.8 | −1,565 ft | 25.7 | −855 ft |
| March | 29.1 | −615 ft | 38.2 | 16 ft |
| April | 43.8 | 398 ft | 54.0 | 1,079 ft |
| May | 57.4 | 1,303 ft | 67.6 | 1,963 ft |
| June | 67.9 | 1,982 ft | 77.9 | 2,613 ft |
| July | 71.7 | 2,224 ft | 81.5 | 2,837 ft |
| August | 69.1 | 2,059 ft | 79.4 | 2,707 ft |
| September | 61.1 | 1,544 ft | 72.1 | 2,249 ft |
| October | 46.9 | 607 ft | 57.4 | 1,303 ft |
| November | 31.8 | −426 ft | 40.1 | 146 ft |
| December | 18.3 | −1,384 ft | 26.4 | −805 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 KBDH
DENSITY ALTITUDE
Field elevation 1,126 ft — the air behaves like 2,868 ft.
- PRESSURE ALT
- 1,127 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 Minnesota fields
- KOVL — Olivia Regional
Olivia · elev 1,080 ft
- KPEX — Paynesville Municipal
Paynesville · elev 1,183 ft
- 6D1 — Brooten Municipal/John O Bohmer Field
Brooten · elev 1,304 ft
- KBBB — Benson Municipal
Benson · elev 1,039 ft
- KMVE — Montevideo-Chippewa County
Montevideo · elev 1,034 ft
- KLJF — Litchfield Municipal
Litchfield · elev 1,140 ft
- KGDB — Granite Falls Municipal/Lenzen-Roe-Fagen Meml Field
Granite Falls · elev 1,048 ft
- 1D6 — Hector Municipal
Hector · elev 1,078 ft
Frequently asked questions
How high does density altitude get at KBDH in summer?
On a typical July afternoon — around 82 °F at the nearest NOAA normals station — density altitude at Willmar Municipal/John L Rice Field reaches roughly 2,837 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 KBDH on an average day?
It swings with the seasons: from roughly −1,864 ft at the coldest month's average temperature to about 2,224 ft at the warmest month's — all from a constant field elevation of 1,126 ft. The month-by-month table above carries the full year.
What is the field elevation of Willmar Municipal/John L Rice Field?
1,126 ft MSL, from the FAA NASR airport record (28-day cycle effective 2026-08-06). The identifier is KBDH (ICAO) / BDH (FAA), in Willmar, Minnesota.