March in Big Bend National Park is a good month: highs around 75°F, lows around 48°F. Crowds: peak crowds — #1 busiest of the park's 12 months. Spring break — Lost Mine's 15-space car park fills by 8am. The editorial best window here is February & April & October–November. You get about 11h 59m of daylight. To finish South Rim Trail (5h) before dark, leave the trailhead by about 3:00 PM.
Month data reviewed · how we check this
| Verdict | Good A solid visit with a caveat — usually crowds or heat. |
|---|---|
| Temps °F | 75° high / 48° low |
| Crowds | peak crowds · #1 busiest of the park's 12 months |
| What March is like | Spring break — Lost Mine's 15-space car park fills by 8am |
| Best window (whole year) | February & April & October–November |
| Peak crowds (whole year) | Feb–Mar |
CROWDS: RELATIVE SEASONALITY FROM NPS VISITATION STATISTICS · TEMPS: APPROXIMATE NOAA NORMALS AT MAIN VISITOR ELEVATION — HIGH COUNTRY RUNS 10–20°F COLDER
DAYLIGHT ON MARCH 15 · LOCAL PARK TIME (CDT)COMPUTED FROM THE PARK'S OWN COORDINATES FOR THE 15TH — THE MIDDLE OF THE MONTH STANDS FOR IT, AS IT DOES FOR CLIMATE NORMALS. WITHIN A MONTH THESE TIMES SHIFT BY UP TO AN HOUR
LEAVE THE TRAILHEAD BY — TO FINISH BEFORE DARK ON MARCH 15WALKING TIMES ESTIMATED FROM EACH TRAIL'S MEASURED DISTANCE AND ELEVATION GAIN — A PLANNING FIGURE, NOT A PACE. ADD YOUR OWN MARGIN FOR PHOTOS, REST AND CROWDS. WATER AT THE COOL-WEATHER RATE, BECAUSE THIS MONTH AVERAGES 75°F. TRAILS WE HAVE NOT MEASURED ARE LEFT OUT RATHER THAN GUESSED
WHAT MARCH ASKS OF YOU HEREBig Bend National Park in April — Best window, highs around 83°F, crowds: busy (the last comfortable month before the desert floor turns hostile).
Our verdict for March is "Good". A solid visit with a caveat — usually crowds or heat. Expect highs around 75°F and lows around 48°F, with crowds at the "peak crowds" level. Temperatures are approximate NOAA normals at the main visitor elevation; crowd levels follow published NPS visitation statistics.
Across the full 12-month review, the best window is February & April & October–November, and the peak-crowd months are Feb–Mar. March itself we rate "Good".
April we rate "Best window" against "Good" for March, with highs around 83°F and crowds at the "busy" level.
About 11h 59m on March 15: the sun rises around 8:02 AM and sets around 8:01 PM local park time (CDT). Computed from the park's own coordinates, so it is the light you actually get at the trailhead, not the nearest city's.
South Rim Trail takes about 5h of walking, so on March 15 you would need to leave the trailhead by about 3:00 PM to finish before dark — the sun sets around 8:01 PM local park time (CDT). Walking times are estimated from each trail's measured distance and elevation gain, so treat them as a planning figure and add your own margin for photos, rest and crowds.
Get a heads-up before timed-entry and lottery windows open — plus new guides for the parks you care about.
FREE · NO SPAM · UNSUBSCRIBE IN ONE TAP
© 2026 StayNear National Parks · About · Methodology · Privacy · Terms · Affiliate disclosure · Refunds