San Martín de Pangoa weather in December

In December, San Martín de Pangoa sees average daytime highs of 24°C and overnight lows near 17°C, with 224 mm of rain across 30.4 wet days and about 12.7 hours of daylight. It is the 4th-warmest and 3rd-wettest month of the year here.

Day-to-day highs hold fairly steady near 24°C through the month. The sky is clear or mostly clear about 0% of the time in December, and the air most often feels humid.

Daylight stretches from about 12 h 36 min at the start of December to 12 h 42 min by month's end. Set against the rest of the year, December is San Martín de Pangoa's 10th-clearest and 5th-windiest month. For the whole year in context, see San Martín de Pangoa's year-round climate.

Daytime high
24°
4th warmest
Overnight low
17°
12th coldest
Rainfall
224 mm
30.4 wet days
Daylight
12 h 42 min
5:34 AM – 6:14 PM
Cloud cover
89%
10th clearest
Wind
3 km/h
5th windiest
Solar energy
4.56 kWh/m²
Travel score
3.6
out of 10

San Martín de Pangoa is town in Junín, Peru.

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 24°C through the month.

A typical December day in San Martín de Pangoa reaches about 24°C in the afternoon and slips back to 17°C overnight — a 7°C spread between the day's warmth and the night's chill. On most days the high lands between 22°C and 26°C. Set against its neighbours, December runs on par with November and on par with January.

15°20°25°30°151015202531
Avg high (°C)Avg low (°C)
12417
22417
32417
42417
52417
62417
72417
82417
92417
102417
112417
122417
132417
142417
152417
162417
172417
182417
192417
202417
212417
222417
232417
242417
252417
262417
272417
282417
292417
302417
312417

San Martín de Pangoa weather by month

How December compares with the rest of the year at a glance. December is the 4th-warmest and 3rd-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan24° / 17°24230.412.63.5
Feb24° / 16°23227.712.43.5
Mar24° / 16°21830.512.13.5
Apr24° / 16°13326.911.84.0
May23° / 15°10325.111.54.6
Jun23° / 15°712011.35.3
Jul23° / 14°6616.811.46.0
Aug24° / 14°7017.311.66.0
Sep25° / 15°922211.94.9
Oct25° / 16°14227.812.34.0
Nov25° / 17°18628.212.53.7
Dec24° / 17°22430.412.73.6

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 0% of the time in December.

Beyond those clear spells, partly cloudy skies cover about 4% of December, with mostly cloudy or overcast conditions the remaining 96%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
1298
2298
3298
4298
5298
6298
7298
8397
9397
10397
11397
12496
13496
14496
15595
16595
17595
18595
19694
20694
21694
22694
23694
24694
25694
26694
27694
28595
29595
30595
31595

Chance of precipitation in December

Any precipitation

San Martín de Pangoa gets around 224 mm of rain over 30.4 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 98% and peaks near 98% on the wettest days.

0%20%40%60%80%100%151015202531
Rain chance (%)
197
298
398
498
598
698
798
898
998
1098
1198
1298
1398
1498
1598
1698
1798
1898
1998
2098
2198
2298
2398
2498
2598
2698
2798
2898
2998
3098
3198

Humidity in December

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, December lands in the humid band about 89% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Comfortable (%)Humid (%)
11288
21189
31189
41090
51090
61090
71090
81090
91090
101090
111189
121189
131189
141189
151189
161189
171189
181189
191189
201288
211288
221189
231189
241189
251189
261090
271090
281090
29991
30991
31892

Wind in December

Winds average 3 km/h in December.

Across December, daily wind ranges from about 3 km/h on the calmest days to 3 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (km/h)Feels
13calm
23calm
33calm
43calm
53calm
63calm
73calm
83calm
93calm
103calm
113calm
123calm
133calm
143calm
153calm
163calm
173calm
183calm
193calm
203calm
213calm
223calm
233calm
243calm
253calm
263calm
273calm
283calm
293calm
303calm
313calm

Sunrise & sunset in December

DaylightNight

Daylight runs from about 12 h 36 min at the start of December to 12 h 42 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 5:29 AM to 5:41 AM, and sunset from 6:06 PM to 6:21 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.65:296:06
212.65:296:07
312.65:306:07
412.65:306:08
512.65:306:08
612.65:306:09
712.65:316:09
812.65:316:10
912.75:316:11
1012.75:326:11
1112.75:326:12
1212.75:336:12
1312.75:336:13
1412.75:336:13
1512.75:346:14
1612.75:346:14
1712.75:356:15
1812.75:356:15
1912.75:356:16
2012.75:366:16
2112.75:366:17
2212.75:376:17
2312.75:376:18
2412.75:386:18
2512.75:386:18
2612.75:396:19
2712.75:396:19
2812.75:406:20
2912.75:406:20
3012.75:416:21
3112.75:416:21

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 4.56 kWh/m².

For context, solar energy here swings from a low near 4 kWh/m² to a high of 5.09 kWh/m² in October across the year — December's 4.56 kWh/m² falls in the middle.

024151015202531
Solar energy (kWh/m²)Level
14.7Bright
24.7Bright
34.6Bright
44.6Bright
54.6Bright
64.6Bright
74.6Bright
84.6Bright
94.6Bright
104.6Bright
114.6Bright
124.6Bright
134.6Bright
144.6Bright
154.6Bright
164.6Bright
174.5Bright
184.5Bright
194.5Bright
204.5Bright
214.5Bright
224.5Bright
234.5Bright
244.5Bright
254.5Bright
264.5Bright
274.5Bright
284.5Bright
294.5Bright
304.5Bright
314.5Bright
Planning a trip in December

Hazard calendar for San Martín de Pangoa

In seasonPeak

In December, San Martín de Pangoa sits inside its rainy season season. The full year is below, with each hazard's peak months called out.

San Martín de Pangoa's rainy season runs October–April, when most of the year's rain falls.

Rainy season
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Is December a good time to visit San Martín de Pangoa?

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

3.6
Sightseeing
9th-best month of the year
3.1
Beach & pool
9th-best month of the year

December is a weaker month for outdoor sightseeing in San Martín de Pangoa.

What to pack for San Martín de Pangoa in December

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

In December, San Martín de Pangoa sees daytime highs around 24°C and nights near 17°C. Pack rain gear. Worth having: light clothes and sun protection. About 30 days see rain.

rain gearlight clothessun protection

UV index in San Martín de Pangoa 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 San Martín de Pangoa peaks around February 10 at about 17 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 22 at about 10 (very high).

The index reaches 3 or more — the level where the WHO recommends sun protection — every month of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highExtremeFeb 10UV 17Jun 22UV 10
UV index (midday)Level
Jan17Extreme
Feb17Extreme
Mar16Extreme
Apr13Extreme
May12Extreme
Jun10Very high
Jul10Very high
Aug11Extreme
Sep10Very high
Oct15Extreme
Nov15Extreme
Dec15Extreme

Air quality in San Martín de Pangoa 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 San Martín de Pangoa is worst in September — around 38 µg/m³ PM2.5 (poor), about 3.8× the cleanest month (May, 10 µg/m³).

Modeled monthly averages (CAMS reanalysis, 2015–2024).

010203040JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodModeratePoorModerateGoodSep 1037 µg/m³May 2210 µg/m³
PM2.5 (µg/m³)Level
Jan11Good
Feb13Moderate
Mar13Moderate
Apr12Good
May10Good
Jun10Good
Jul17Moderate
Aug36Poor
Sep38Poor
Oct18Moderate
Nov13Moderate
Dec11Good
Location & terrain

Where is San Martín de Pangoa?

San Martín de Pangoa sits at 11.4°S, 74.5°W, 775 m above sea level, in Peru. The nearest listed city is Satipo, 26 km away.

JaujaTarmaLa Oroya

Topography around San Martín de Pangoa

How much the land rises and falls, and what covers it, within 3, 16 and 80 km of San Martín de Pangoa.

Within 3 km, the terrain around San Martín de Pangoa has significant variations in elevation — a maximum elevation change of 428 m around an average of 800 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 2,229 m; within 80 km, extreme variations in elevation — a maximum elevation change of 5,059 m.

The land around San Martín de Pangoa is covered by trees (50%) and grassland (39%) within 3 km, trees (82%) within 16 km, and trees (80%) within 80 km.

3 km
428 m
16 km
2,229 m
80 km
5,059 m
treesgrasslandartificial surfaces
December weather nearby: Satipo 26 km · Santa Rosa 71 km · Huancayo 106 km · Chilca 107 km · Atalaya 111 km · Jauja 116 km · Tarma 131 km · La Oroya 154 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 San Martín de Pangoa (-11.4285°, -74.4883°, elevation 775 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).