Cusco, Peru Climate & Monthly Averages
The climate of Cusco
Temperature barely moves in Cusco - 2°C between the average November and the average June. Rainfall does the work instead: 8.5 inches (217 mm) in January against 8 mm (0.3 in) in June.
Climate quick facts
- Hottest month: November - highs near 65°F (18°C)
- Coldest month: June - highs near 62°F (17°C)
- Decade extremes (2015-2024): 74°F (24°C) high · 31°F (0°C) low
- Wettest month: January (28 rainy days) · Sunniest: August (11.1 h sun/day)
- Climate type: subtropical highland
- Annual swing: 2°C between the average warmest and coolest month · day to night: 10°C
- Snow: about 2 days a year
- Average humidity: 71%
Temperatures through the year
June is the coolest month, with highs of 62°F (17°C) and lows near 41°F (5°C). At its warmest, in November, Cusco runs to 65°F (18°C) in the afternoon and back to 47°F (8°C) by dawn. Between the average November and the average June lie 2°C, a narrower spread than all but 5% of the 3496 cities in our dataset.
Rain, sun and snow
January is the wettest month at 8.5 inches (217 mm) over 28 days; June is the driest. Days and nights are about 10°C apart on average - wider than roughly 76% of the cities we track. The gridded 2015-2024 daily record for this location tops out at 74°F (24°C) and bottoms at 31°F (0°C) - decade extremes, not all-time station records.
How Cusco compares
- Rain or snow reaches the ground on 204 days a year - more wet days than 91% of the 3496 cities we track.
Ranked against every city in our dataset, each measured on the same ten-year window.
Monthly climate table
| Month | High | Low | Rain days | Precipitation | Sunshine | Humidity |
|---|---|---|---|---|---|---|
| January | 62° | 46° | 28 | 8.5 in | 9.4 h/day | 78% |
| February | 61° | 47° | 26 | 8.0 in | 8.8 h/day | 80% |
| March | 61° | 46° | 26 | 6.0 in | 9.6 h/day | 79% |
| April | 62° | 45° | 19 | 3.0 in | 10.1 h/day | 76% |
| May | 62° | 43° | 10 | 1.3 in | 10.4 h/day | 70% |
| June | 62° | 41° | 2 | 0.3 in | 10.4 h/day | 64% |
| July | 64° | 40° | 3 | 0.4 in | 10.8 h/day | 60% |
| August | 64° | 42° | 7 | 0.8 in | 11.1 h/day | 62% |
| September | 65° | 44° | 11 | 1.4 in | 11.0 h/day | 65% |
| October | 65° | 46° | 20 | 3.4 in | 10.6 h/day | 68% |
| November | 65° | 47° | 23 | 5.7 in | 10.1 h/day | 72% |
| December | 63° | 47° | 27 | 7.4 in | 9.4 h/day | 76% |
Cusco month by month
Cusco weather in January
January brings highs around 62°F (16°C), lows near 46°F (8°C), about 28 wet days - typically the wettest month of the year in Cusco.
Cusco weather in February
February brings highs around 61°F (16°C), lows near 47°F (8°C), about 26 wet days.
Cusco weather in March
March brings highs around 61°F (16°C), lows near 46°F (8°C), about 26 wet days.
Cusco weather in April
April brings highs around 62°F (16°C), lows near 45°F (7°C), about 19 wet days.
Cusco weather in May
May brings highs around 62°F (17°C), lows near 43°F (6°C), about 10 wet days.
Cusco weather in June
June brings highs around 62°F (17°C), lows near 41°F (5°C), about 2 wet days - typically the coldest month and the driest month of the year in Cusco.
Cusco weather in July
July brings highs around 64°F (18°C), lows near 40°F (5°C), about 3 wet days.
Cusco weather in August
August brings highs around 64°F (18°C), lows near 42°F (5°C), about 7 wet days - typically the sunniest month of the year in Cusco.
Cusco weather in September
September brings highs around 65°F (18°C), lows near 44°F (6°C), about 11 wet days.
Cusco weather in October
October brings highs around 65°F (18°C), lows near 46°F (8°C), about 20 wet days.
Cusco weather in November
November brings highs around 65°F (18°C), lows near 47°F (8°C), about 23 wet days - typically the hottest month of the year in Cusco.
Cusco weather in December
December brings highs around 63°F (17°C), lows near 47°F (8°C), about 27 wet days.
Seasons in Cusco
Spring (September through November)
Spring is crisp but comfortable here - highs near 65°F (18°C), nights near 45°F (7°C), and rain falls on around 54 of the 90 days. Daylight is generous - around 10.6 hours of sun a day.
Summer (December through February)
Summer is crisp but comfortable here - highs near 62°F (17°C), nights near 47°F (8°C), and rain falls on around 82 of the 90 days.
Fall (March through May)
Fall runs cool rather than cold here - highs near 62°F (16°C), nights near 45°F (7°C), and rain falls on around 55 of the 90 days. Daylight is generous - around 10.0 hours of sun a day.
Winter (June through August)
Winter stays on the cool side of mild here - highs near 63°F (17°C), nights near 41°F (5°C), and rain comes on about 13 days over the three months. Daylight is generous - around 10.8 hours of sun a day.
Climate questions, answered
Which months are driest in Cusco?
Is Cusco cold in winter?
Are nights cold in Cusco?
What should I wear in Cusco?
Best time to visit Cusco
May to September is the sweet spot for Cusco - warm days, manageable rainfall and plenty of daylight line up. Expect 63°F (17°C) in the afternoon and around 7 days of rain in a typical month of it. For the same question asked the other way round, see where else is warm in May.
Pack for Cusco with proper waterproofs rather than an umbrella - wet days are the norm here. November nights average 47°F (8°C), so evenings rarely match the afternoons.
Cusco temperature records (2015-2024)
Derived from ERA5 reanalysis data, 2015–2024. Official station records may differ.