Can I climb todayYosemite Valley › Best time to climb
When to climb at Yosemite Valley
The best months for bouldering at Yosemite Valley are April and November to January: the coolest, driest spell of the year, when the rock has the best friction. On average, July to August are too hot. June and September are warm: climb early or late in the day.
Can you climb there today?Today's answer, hour by hour, and the week ahead.Month by month
| Month | Dry days | High / low | Rain | Verdict |
|---|---|---|---|---|
| January | 19 of 31 | 10° / -3° | 183 mm | Best |
| February | 16 of 28 | 9° / -3° | 235 mm | Good |
| March | 16 of 31 | 9° / -3° | 297 mm | Good |
| April | 22 of 30 | 15° / 0° | 62 mm | Best |
| May | 23 of 31 | 20° / 5° | 57 mm | Good |
| June | 25 of 30 | 26° / 10° | 27 mm | Warm |
| July | 31 of 31 | 31° / 14° | 0 mm | Hot |
| August | 29 of 31 | 29° / 13° | 15 mm | Hot |
| September | 25 of 30 | 25° / 11° | 41 mm | Warm |
| October | 28 of 31 | 21° / 6° | 30 mm | Good |
| November | 22 of 30 | 15° / 1° | 82 mm | Best |
| December | 23 of 31 | 14° / 0° | 86 mm | Best |
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When is the best time to boulder at Yosemite Valley?
The best months for bouldering at Yosemite Valley are April and November to January: the coolest, driest spell of the year, when the rock has the best friction. On average, July to August are too hot. June and September are warm: climb early or late in the day.
What's the weather like at Yosemite Valley in January?
Highs around 10 °C and lows around -3 °C, with about 12 days of 1 mm of rain or more and 183 mm in all, averaged over 2023 to 2025.
Which month is wettest at Yosemite Valley?
March, with about 15 rainy days and 297 mm on average. Most rock dries within a day after a shower, but cracks and pockets can seep for longer.