Chachapoyas weather in December

In December, Chachapoyas sees average daytime highs of 19°C and overnight lows near 10°C, with 266 mm of rain across 27.3 wet days and about 12.4 hours of daylight. It is the 2nd-warmest and 4th-wettest month of the year here.

Day-to-day highs hold fairly steady near 19°C through the month. The sky is clear or mostly clear about 1% of the time in December, and the air most often feels dry.

Daylight stretches from about 12 h 18 min at the start of December to 12 h 24 min by month's end. Set against the rest of the year, December is Chachapoyas's 10th-clearest and 5th-windiest month. For the whole year in context, see Chachapoyas's year-round climate.

Daytime high
19°
2nd warmest
Overnight low
10°
12th coldest
Rainfall
266 mm
27.3 wet days
Daylight
12 h 24 min
5:57 AM – 6:18 PM
Cloud cover
88%
10th clearest
Wind
4 km/h
5th windiest
Solar energy
5.02 kWh/m²
Travel score
3.5
out of 10

Chachapoyas is city in Amazonas, Peru.

Density
208/km²
people per km²
Founded
1538

Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.

Temperature in December

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 19°C through the month.

A typical December day in Chachapoyas reaches about 19°C in the afternoon and slips back to 10°C overnight — a 8°C spread between the day's warmth and the night's chill. On most days the high lands between 17°C and 20°C. Set against its neighbours, December runs on par with November and on par with January.

10°15°20°25°151015202531
Avg high (°C)Avg low (°C)
11910
21910
31910
41910
51910
61910
71910
81910
91910
101910
111910
121910
131910
141910
151910
161910
171910
181910
191910
201910
211810
221810
231810
241810
251810
261810
271810
281810
291810
301810
311810

Chachapoyas weather by month

How December compares with the rest of the year at a glance. December is the 2nd-warmest and 4th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan19° / 10°2852812.33.4
Feb18° / 10°29326.412.23.2
Mar18° / 10°32029.6123.1
Apr18° / 10°22328.111.93.3
May18° / 10°14825.111.73.8
Jun18° / 8620.611.64.3
Jul17° / 7719.911.74.3
Aug17° / 7519.811.84.4
Sep18° / 12925123.7
Oct18° / 24427.712.13.4
Nov19° / 10°24324.512.33.8
Dec19° / 10°26627.312.43.5

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 1% of the time in December.

Beyond those clear spells, partly cloudy skies cover about 3% of December, with mostly cloudy or overcast conditions the remaining 96%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
1694
2595
3595
4595
5595
6595
7595
8595
9595
10595
11496
12496
13496
14496
15496
16397
17397
18397
19397
20397
21397
22397
23298
24298
25397
26397
27397
28397
29397
30397
31397

Chance of precipitation in December

Any precipitation

Chachapoyas gets around 266 mm of rain over 27.3 wet days in December. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 88% and peaks near 91% on the wettest days. The odds climb toward the end of the month.

0%20%40%60%80%100%151015202531
Rain chance (%)
182
282
383
483
583
684
785
885
986
1087
1187
1288
1389
1490
1590
1691
1791
1891
1991
2091
2191
2291
2391
2491
2591
2690
2790
2890
2990
3089
3189

Humidity in December

DryComfortableHumidMuggyOppressiveMiserable

Most of December feels dry — the stacked bands show each day's mix of comfort levels, read off the dew point.

By dew point, December lands in the dry band about 97% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)
1973
2973
3973
4973
5982
6982
7982
8982
9982
10982
11973
12973
13973
14973
15973
16973
17964
18964
19964
20964
21964
22964
23964
24964
25964
26964
27973
28973
29973
30973
31973

Wind in December

Winds average 4 km/h in December.

Across December, daily wind ranges from about 4 km/h on the calmest days to 4 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (km/h)Feels
14calm
24calm
34calm
44calm
54calm
64calm
74calm
84calm
94calm
104calm
114calm
124calm
134calm
144calm
154calm
164calm
174calm
184calm
194calm
204calm
214calm
224calm
234calm
244calm
254calm
264calm
274calm
284calm
294calm
304calm
314calm

Sunrise & sunset in December

DaylightNight

Daylight runs from about 12 h 18 min at the start of December to 12 h 24 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 6 minutes over December. Sunrise moves from 5:51 AM to 6:04 AM, and sunset from 6:11 PM to 6:25 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.35:516:11
212.35:516:12
312.35:526:12
412.35:526:13
512.35:526:13
612.35:536:14
712.35:536:14
812.45:546:15
912.45:546:15
1012.45:546:16
1112.45:556:16
1212.45:556:16
1312.45:566:17
1412.45:566:17
1512.45:566:18
1612.45:576:18
1712.45:576:19
1812.45:586:19
1912.45:586:20
2012.45:596:20
2112.45:596:21
2212.46:006:21
2312.46:006:22
2412.46:016:22
2512.46:016:23
2612.46:026:23
2712.46:026:24
2812.46:026:24
2912.46:036:24
3012.46:036:25
3112.46:046:25

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 5.02 kWh/m².

For context, solar energy here swings from a low near 4.52 kWh/m² to a high of 5.38 kWh/m² in October across the year — December's 5.02 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
15.2Bright
25.2Bright
35.2Bright
45.2Bright
55.2Bright
65.1Bright
75.1Bright
85.1Bright
95.1Bright
105.1Bright
115.1Bright
125.0Bright
135.0Bright
145.0Bright
155.0Bright
165.0Bright
175.0Bright
185.0Bright
195.0Bright
205.0Bright
215.0Bright
225.0Bright
235.0Bright
245.0Bright
255.0Bright
265.0Bright
275.0Bright
285.0Bright
295.0Bright
305.0Bright
315.0Bright
Planning a trip in December

Is December a good time to visit Chachapoyas?

Our two travel scores rate December for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal).

3.5
Sightseeing
7th-best month of the year
1.4
Beach & pool
3rd-best month of the year

December is a weaker month for outdoor sightseeing in Chachapoyas.

What to pack for Chachapoyas in December

From December's temperature range, rain chance, sun and wind — what's worth putting in the bag.

In December, Chachapoyas sees daytime highs around 19°C and nights near 10°C. Pack rain gear. Worth having: sun protection. About 27 days see rain.

rain gearsun protection

UV index in Chachapoyas in December

LowModerateHighVery highExtreme

Clear-sky midday UV in December peaks around 15 (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.

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeFeb 15UV 18Jul 10UV 11
UV index (midday)Level
Jan17Extreme
Feb18Extreme
Mar17Extreme
Apr15Extreme
May14Extreme
Jun12Extreme
Jul11Extreme
Aug12Extreme
Sep14Extreme
Oct16Extreme
Nov14Extreme
Dec15Extreme

Air quality in Chachapoyas in December

GoodModeratePoorUnhealthyVery unhealthy

Average fine-particle pollution (PM2.5) through the year — so you can see where December 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).

0102030JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateModerateGoodSep 1618 µg/m³Jul 107 µg/m³
PM2.5 (µg/m³)Level
Jan11Good
Feb12Good
Mar11Good
Apr10Good
May8Good
Jun8Good
Jul7Good
Aug12Good
Sep19Moderate
Oct11Good
Nov14Moderate
Dec10Good
Location & terrain

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.

JaénCajamarcaJuanjuíBellavista

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.

3 km
880 m
16 km
2,031 m
80 km
3,818 m
treesshrubsgrasslandcroplandartificial surfacesbare terrain
December weather nearby: Rioja 80 km · Bagua Grande 82 km · La Peca 93 km · Moyobamba 101 km · Jaén 119 km · Cajamarca 125 km · Juanjuí 164 km · Bellavista 168 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
Catholic 76%Evangelical Christian 16%no religion 5%other religions 3%

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. UV index is derived from CAMS (Copernicus Atmosphere Monitoring Service) clear-sky UV data — contains modified Copernicus Atmosphere Monitoring Service information. Monthly air-quality (PM2.5) seasonality is from the CAMS EAC4 reanalysis (Copernicus Atmosphere Monitoring Service), scaled to the WHO annual mean where available. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).