Gravity Report

City of Rocks

A traditional climbing area in ID, United States 🇺🇸

Best Time-of-Year

The best month at City of Rocks is May, when temperatures average 4–14 °C (39–56 °F) and mid-day humidity sits around 43%. Expect cool days, with around 23 excellent days in a typical May. May, June, and September are the most reliable months, with milder temperatures.

Tap a month for its details below.

Month by Month

January

A typical January brings cold days, with around 6 climbable days. Cold takes out most of the rest.

Excellent Days0
Viable Days6
Off Days25
Temperature−7 to −1 °C19–30 °F
Mid-Day Humidity70%
Wet Days10

February

A typical February brings cold days, with around 4 excellent days. Cold takes out most of the rest.

Excellent Days4
Viable Days5
Off Days19
Temperature−6 to 1 °C21–33 °F
Mid-Day Humidity63%
Wet Days9

March

A typical March brings cold days, with around 9 excellent days. Cold takes out most of the rest.

Excellent Days9
Viable Days6
Off Days16
Temperature−3 to 4 °C26–40 °F
Mid-Day Humidity58%
Wet Days11

April

A typical April brings cool days, with around 16 excellent days.

Excellent Days16
Viable Days7
Off Days7
Temperature−1 to 8 °C30–46 °F
Mid-Day Humidity47%
Wet Days8

May

May is the year's best month for climbing — expect cool days, with around 23 excellent days.

Excellent Days23
Viable Days4
Off Days4
Temperature4–14 °C39–56 °F
Mid-Day Humidity43%
Wet Days8

June

June is among the year's most reliable months — expect dry, mild days, with around 28 excellent days.

Excellent Days28
Viable Days2
Off Days0
Temperature9–19 °C48–67 °F
Mid-Day Humidity37%
Wet Days5

July

A typical July brings dry, warm days, with around 29 excellent days.

Excellent Days29
Viable Days2
Off Days0
Temperature15–26 °C60–79 °F
Mid-Day Humidity25%
Wet Days2

August

A typical August brings dry, warm days, with around 28 excellent days.

Excellent Days28
Viable Days2
Off Days1
Temperature14–24 °C57–75 °F
Mid-Day Humidity32%
Wet Days5

September

September is among the year's most reliable months — expect dry, mild days, with around 26 excellent days.

Excellent Days26
Viable Days2
Off Days2
Temperature10–20 °C51–68 °F
Mid-Day Humidity33%
Wet Days4

October

A typical October brings dry, cool days, with around 20 excellent days.

Excellent Days20
Viable Days4
Off Days7
Temperature4–12 °C39–54 °F
Mid-Day Humidity46%
Wet Days6

November

A typical November brings dry, cold days, with around 9 excellent days. Cold takes out most of the rest.

Excellent Days9
Viable Days8
Off Days13
Temperature−3 to 4 °C27–40 °F
Mid-Day Humidity56%
Wet Days6

December

A typical December brings snowy, cold days, with around 3 excellent days. Cold takes out most of the rest.

Excellent Days3
Viable Days8
Off Days20
Temperature−5 to 1 °C24–34 °F
Mid-Day Humidity67%
Wet Days12

A Typical Year

Monthly conditions in a typical year at City of Rocks, scored for traditional climbing. Day counts are per month.
MonthExcellent DaysViable Days Off DaysTemperatureWet Days Mid-Day Humidity
January0625−7 to −1 °C
19–30 °F
1070%
February4519−6 to 1 °C
21–33 °F
963%
March9616−3 to 4 °C
26–40 °F
1158%
April1677−1 to 8 °C
30–46 °F
847%
May23444–14 °C
39–56 °F
843%
June28209–19 °C
48–67 °F
537%
July292015–26 °C
60–79 °F
225%
August282114–24 °C
57–75 °F
532%
September262210–20 °C
51–68 °F
433%
October20474–12 °C
39–54 °F
646%
November9813−3 to 4 °C
27–40 °F
656%
December3820−5 to 1 °C
24–34 °F
1267%

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