June in Joshua Tree National Park is a tough month: highs around 100°F, lows around 68°F. Crowds: very quiet — #10 busiest of the park's 12 months. Full summer heat — daytime highs regularly top 100°F. The editorial best window here is March–April & October. You get about 14h 24m of daylight. To finish Lost Palms Oasis (2h 45m) before dark, leave the trailhead by about 5:10 PM.
Month data reviewed · how we check this
| Verdict | Tough Closures, harsh weather or very limited access — plan carefully. |
|---|---|
| Temps °F | 100° high / 68° low |
| Crowds | very quiet · #10 busiest of the park's 12 months |
| What June is like | Full summer heat — daytime highs regularly top 100°F |
| Best window (whole year) | March–April & October |
| Peak crowds (whole year) | Mar–Apr |
CROWDS: RELATIVE SEASONALITY FROM NPS VISITATION STATISTICS · TEMPS: APPROXIMATE NOAA NORMALS AT MAIN VISITOR ELEVATION — HIGH COUNTRY RUNS 10–20°F COLDER
DAYLIGHT ON JUNE 15 · LOCAL PARK TIME (PDT)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 JUNE 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 HOT-WEATHER RATE, BECAUSE THIS MONTH AVERAGES 100°F. TRAILS WE HAVE NOT MEASURED ARE LEFT OUT RATHER THAN GUESSED
WHAT JUNE ASKS OF YOU HEREJoshua Tree National Park in July — Tough, highs around 106°F, crowds: very quiet (hottest month of the year; midday hiking is genuinely dangerous).
Our verdict for June is "Tough". Closures, harsh weather or very limited access — plan carefully. Expect highs around 100°F and lows around 68°F, with crowds at the "very quiet" 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 March–April & October, and the peak-crowd months are Mar–Apr. June itself we rate "Tough".
About 14h 24m on June 15: the sun rises around 5:32 AM and sets around 7:55 PM local park time (PDT). Computed from the park's own coordinates, so it is the light you actually get at the trailhead, not the nearest city's.
Lost Palms Oasis takes about 2h 45m of walking, so on June 15 you would need to leave the trailhead by about 5:10 PM to finish before dark — the sun sets around 7:55 PM local park time (PDT). 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.
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