Chachapoyas in Summer
In summer (December, January and February), Chachapoyas sees average daytime highs around 18°C and overnight lows near 10°C, with 844 mm of rain over about 82 wet days across the season. It is the warmest season of the year and the wettest season of the year.
Across summer, daytime highs hold fairly steady around 18°C. The sky is clear or mostly clear about 1% of the time across summer, and the air most often feels dry.
Summer is Chachapoyas's weakest season of the year to visit on our travel score. For the whole year in context, see Chachapoyas's year-round climate.
- Avg daytime high
- 18°C
- warmest season of the year
- Avg overnight low
- 10°C
- Rainfall
- 844 mm
- 82 wet days
- Avg wind
- 4 km/h
- Travel score
- 3.4
- weakest season of the year
- Months
- Dec · Jan · Feb
Temperature in Chachapoyas in Summer
Across summer, daytime highs hold fairly steady around 18°C.
A typical summer day in Chachapoyas reaches about 18°C and drops to 10°C overnight. The warmest of the three months is December, the coolest February.
Chachapoyas weather by month
How the three summer months (December, January and February) compare with the rest of the year — the season's months are highlighted.
| Month | High / Low (°C) | Rainfall (mm) | Wet days | Daylight (hours) | Travel score |
|---|---|---|---|---|---|
| Jan | 19° / 10° | 285 | 28 | 12.3 | 3.4 |
| Feb | 18° / 10° | 293 | 26.4 | 12.2 | 3.2 |
| Mar | 18° / 10° | 320 | 29.6 | 12 | 3.1 |
| Apr | 18° / 10° | 223 | 28.1 | 11.9 | 3.3 |
| May | 18° / 10° | 148 | 25.1 | 11.7 | 3.8 |
| Jun | 18° / 9° | 86 | 20.6 | 11.6 | 4.3 |
| Jul | 17° / 8° | 77 | 19.9 | 11.7 | 4.3 |
| Aug | 17° / 8° | 75 | 19.8 | 11.8 | 4.4 |
| Sep | 18° / 8° | 129 | 25 | 12 | 3.7 |
| Oct | 18° / 9° | 244 | 27.7 | 12.1 | 3.4 |
| Nov | 19° / 10° | 243 | 24.5 | 12.3 | 3.8 |
| Dec | 19° / 10° | 266 | 27.3 | 12.4 | 3.5 |
Cloud cover in Summer
The sky is clear or mostly clear about 1% of the time across summer.
Chance of precipitation in Summer
Chachapoyas gets around 844 mm of rain over 82 wet days across summer. The line is the day-by-day chance of measurable precipitation.
Humidity in Summer
Most of summer feels dry — the stacked bands show each day's mix of comfort levels, read off the dew point.
Wind in Summer
Winds average 4 km/h across summer.
Sunrise & sunset in Summer
Daylight runs from about 12 h 18 min in early December to 12 h 06 min by late February. The lit band spans sunrise to sunset each day.
Solar energy in Summer
Average shortwave solar energy reaching the ground each day across summer, about 4.9 kWh/m².
Is summer a good time to visit Chachapoyas?
Our two travel scores rate summer for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal), averaged across the three months.
summer is a weaker month for outdoor sightseeing in Chachapoyas.
What to pack for Chachapoyas in Summer
From summer's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In summer, Chachapoyas sees daytime highs around 18°C and nights near 10°C. Pack rain gear. Worth having: sun protection. About 82 days see rain.
UV index in Chachapoyas in Summer
Clear-sky midday UV across summer averages around 17 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in Chachapoyas peaks around February 15 at about 18 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near July 10 at about 11 (extreme).
The index reaches 3 or more — the level where the WHO recommends sun protection — every month of the year.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UV index (midday) | 17 | 18 | 17 | 15 | 14 | 12 | 11 | 12 | 14 | 16 | 14 | 15 |
| Level | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 17 | Extreme |
| Feb | 18 | Extreme |
| Mar | 17 | Extreme |
| Apr | 15 | Extreme |
| May | 14 | Extreme |
| Jun | 12 | Extreme |
| Jul | 11 | Extreme |
| Aug | 12 | Extreme |
| Sep | 14 | Extreme |
| Oct | 16 | Extreme |
| Nov | 14 | Extreme |
| Dec | 15 | Extreme |
Air quality in Chachapoyas in Summer
Average fine-particle pollution (PM2.5) through the year — so you can see where summer falls, not just the annual average.
Air quality in Chachapoyas is worst in September — around 19 µg/m³ PM2.5 (moderate), about 2.6× the cleanest month (July, 7 µg/m³).
Modeled monthly averages (CAMS reanalysis, 2015–2024).
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| PM2.5 (µg/m³) | 11 | 12 | 11 | 10 | 8 | 8 | 7 | 12 | 19 | 11 | 14 | 10 |
| Level | Good | Good | Good | Good | Good | Good | Good | Good | Moderate | Good | Moderate | Good |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 11 | Good |
| Feb | 12 | Good |
| Mar | 11 | Good |
| Apr | 10 | Good |
| May | 8 | Good |
| Jun | 8 | Good |
| Jul | 7 | Good |
| Aug | 12 | Good |
| Sep | 19 | Moderate |
| Oct | 11 | Good |
| Nov | 14 | Moderate |
| Dec | 10 | Good |
Where is Chachapoyas?
Chachapoyas sits at 6.2°S, 77.9°W, 2,360 m above sea level, in Peru. The nearest listed city is Rioja, 80 km away.
Topography around Chachapoyas
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Chachapoyas.
Within 3 km, the terrain around Chachapoyas has large variations in elevation — a maximum elevation change of 880 m around an average of 2,324 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 2,031 m; within 80 km, extreme variations in elevation — a maximum elevation change of 3,818 m.
The land around Chachapoyas is covered by grassland (73%) within 3 km, grassland (77%) within 16 km, and trees (63%) and grassland (34%) within 80 km.
Peru travel facts
- Travel advisory
- Level 2
- Exercise Increased Caution
- Power plugs
- Type A / B / C
- 220 V · 60 Hz
- Prices
- ≈ 51% of US
- price level, 2025
- GDP per capita
- $9,684
- 2025
- Happiness
- 6.0 / 10
- World Happiness, 2025
- Safe drinking water
- 49%
- of population, 2024
- Homicide rate
- 8.6
- per 100k, 2021
- Road deaths
- 13.6
- per 100k/yr, 2019
- Income group
- Upper middle
- World Bank
- English
- Moderate
- EF EPI 519
- Religion
Sources: World Bank, US State Department, World Happiness Report, WHO/UNICEF, EF EPI, CIA World Factbook.
Data sources
Temperature, precipitation, cloud, humidity, wind and solar figures are a 1991–2020 climatology for Chachapoyas (-6.2317°, -77.869°, elevation 2,360 m), computed from hourly ERA5 reanalysis — contains modified Copernicus Climate Change Service information. Sun figures are astronomical calculations, not observations. City data © GeoNames, CC BY 4.0. Map outlines from Natural Earth (public domain); interactive map © Google.