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Best Time to Hike John Muir Trail

wb_sunny Best from June to September
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Month-by-month temperatures and rainfall for John Muir Trail, United States, based on 2-year climate normals.

Units

Month-by-month weather on John Muir Trail

Month Avg high Avg low Rainfall Rainy days
January 31°F-1°C 8°F-13°C 57 mm 9
February 30°F-1°C 10°F-12°C 218 mm 11
March 30°F-1°C 10°F-13°C 173 mm 11
April 37°F3°C 15°F-9°C 39 mm 7
May 46°F8°C 24°F-4°C 24 mm 5
June 62°F17°C 39°F4°C 19 mm 7
July 68°F20°C 45°F7°C 20 mm 5
August 66°F19°C 43°F6°C 19 mm 5
September 60°F15°C 38°F4°C 25 mm 8
October 50°F10°C 30°F-1°C 25 mm 3
November 39°F4°C 20°F-7°C 117 mm 8
December 38°F3°C 17°F-9°C 130 mm 7

Highlighted rows are the recommended hiking window. Climate normals via Open-Meteo (2-year average). Mountain weather varies — always check a live forecast before you set off.

When to go

The best months to hike John Muir Trail are June, July, August, September. Expect daytime highs around 64°F18°C and nights near 41°F5°C.

Pack flexible layers and a reliable rain shell — conditions can shift quickly in the mountains.

John Muir Trail

Full route guide, interactive map and free GPX download.

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