Best Time-of-Year
The best month at Camp 4 (Yosemite) is February, when temperatures average −2 to 6 °C (28–43 °F) and mid-day humidity sits around 57%. Expect cold days, with around 14 excellent days in a typical February. February, May, and November are the most reliable months, with cooler temperatures.
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Tap a month for its details below.
Month by Month
January
A typical January brings cool days, with around 18 excellent days.
February
February is the year's best month for climbing — expect cold days, with around 14 excellent days. Cold takes out most of the rest.
March
A typical March brings cool days, with around 13 excellent days.
April
A typical April brings cool days, with around 19 excellent days.
May
May is among the year's most reliable months — expect dry, mild days, with around 24 excellent days.
June
A typical June brings dry, mild days, with around 26 excellent days.
July
A typical July brings dry, warm days, with around 21 excellent days.
August
A typical August brings dry, warm days, with around 18 excellent days.
September
A typical September brings dry, mild days, with around 20 excellent days.
October
A typical October brings dry, mild days, with around 25 excellent days.
November
November is among the year's most reliable months — expect cool days, with around 21 excellent days.
December
A typical December brings cool days, with around 15 excellent days.
A Typical Year
| Month | Excellent Days | Viable Days | Off Days | Temperature | Wet Days | Mid-Day Humidity |
|---|---|---|---|---|---|---|
| January | 18 | 3 | 10 | −2 to 6 °C 29–43 °F | 8 | 54% |
| February | 14 | 4 | 10 | −2 to 6 °C 28–43 °F | 9 | 57% |
| March | 13 | 4 | 14 | −1 to 8 °C 30–46 °F | 11 | 58% |
| April | 19 | 4 | 7 | 1–10 °C 33–51 °F | 8 | 54% |
| May | 24 | 4 | 3 | 5–15 °C 41–59 °F | 6 | 45% |
| June | 26 | 3 | 1 | 10–21 °C 50–70 °F | 4 | 37% |
| July | 21 | 10 | 0 | 14–25 °C 57–78 °F | 1 | 29% |
| August | 18 | 12 | 1 | 13–25 °C 56–76 °F | 3 | 29% |
| September | 20 | 8 | 2 | 11–21 °C 51–70 °F | 4 | 36% |
| October | 25 | 4 | 2 | 6–16 °C 42–61 °F | 4 | 37% |
| November | 21 | 2 | 7 | 1–10 °C 34–50 °F | 7 | 48% |
| December | 15 | 2 | 14 | −1 to 7 °C 31–45 °F | 10 | 57% |