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Cusco weather by month and the best time to visit

Updated October 2026Sources
May–SepBest time to visit

When to go to Cusco

May–Sep is dry, sunny and busiest, with cold nights; Jun–Aug is peak. Nov–Mar is the rainy season with landslides and a closed Inca Trail in February.

Cusco weather by month

Average daily high, rainfall and conditions.

PleasantHotRainyCool or coldBest months
0°5°10°15°20°JFMAMJJASOND
Average highAverage lowRainfall

Monthly averages

MonthHighLowRainHumidityConditions
January16°C62°F6°C43°F129 mm83%Cool
February16°C61°F6°C43°F127 mm84%Cool
March16°C61°F6°C43°F96 mm85%Cool
April16°C61°F6°C43°F44 mm84%Cool
May16°C61°F5°C42°F9 mm81%Cool
June16°C61°F4°C40°F4 mm78%Cool
July16°C61°F4°C39°F11 mm75%Cool
August17°C63°F4°C40°F8 mm72%Cool
September17°C63°F5°C42°F18 mm72%Cool
October18°C64°F6°C42°F63 mm74%Cool
November18°C64°F6°C43°F72 mm76%Cool
December17°C62°F6°C43°F137 mm80%Cool

Best months across Peru

PlaceBest monthsWarmest month
LimaDec–AprMar (30°C)
CuscoMay–SepNov (18°C)
Machu PicchuMay–Jun, Sep–OctSep (23°C)
ArequipaApr–OctNov (26°C)
Sacred ValleyMay–SepNov (20°C)
HuacachinaOct–AprMar (31°C)
MáncoraDec–AprMar (27°C)
HuarazMay–SepSep (24°C)
PunoMay–SepNov (18°C)
ParacasDec–AprFeb (28°C)
IquitosJun–SepSep (29°C)
NazcaApr–Jun, Sep–OctMar (29°C)
Puerto MaldonadoMay–SepSep (33°C)

Quick answers

What is the best month to visit Cusco?

May–Sep. May–Sep is dry, sunny and busiest, with cold nights; Jun–Aug is peak. Nov–Mar is the rainy season with landslides and a closed Inca Trail in February.

When is the rainy season in Cusco?

Rain peaks in December with about 137 mm. No month averages 150 mm or more.

What is the hottest month in Cusco?

November, with average highs of 18°C (64°F).

How cold does Cusco get?

The coolest nights are in July, averaging 4°C (39°F).

More about Cusco

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Sources

Climate averages are modelled from NASA POWER (MERRA-2) for 2001–2020 at about 50 km resolution, so coasts and valleys can differ a little. Temperatures are adjusted by 2.8°C for the city's elevation. Compiled and reviewed by SoloSquare. How we compile and score this. Spotted something out of date? Tell us.