La Oroya weather in December

In December, La Oroya sees average daytime highs of 11°C and overnight lows near 1°C, with 198 mm of precipitation across 26.9 wet days and about 12.7 hours of daylight. It is the 2nd-warmest and 4th-wettest month of the year here.

Day-to-day highs hold fairly steady near 11°C through the month. The sky is clear or mostly clear about 2% of the time in December, and the air most often feels dry.

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 La Oroya's 10th-clearest and 8th-windiest month. For the whole year in context, see La Oroya's year-round climate.

Daytime high
11°
2nd warmest
Overnight low
9th coldest
Precipitation
198 mm
26.9 wet days
Daylight
12 h 42 min
5:40 AM – 6:20 PM
Cloud cover
89%
10th clearest
Wind
5 km/h
8th windiest
Solar energy
6.28 kWh/m²
Travel score
1.5
out of 10

La Oroya is capital city of Yauli, 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 11°C through the month.

A typical December day in La Oroya reaches about 11°C in the afternoon and slips back to 1°C overnight — a 10°C spread between the day's warmth and the night's chill. On most days the high lands between 9°C and 13°C. Set against its neighbours, December runs on par with November and on par with January.

-5°10°15°151015202531
Avg high (°C)Avg low (°C)
1111
2111
3111
4111
5111
6111
7111
8111
9111
10111
11111
12111
13111
14111
15111
16111
17111
18111
19111
20111
21111
22111
23111
24111
25111
26111
27111
28111
29111
30111
31111

How December really feels in La Oroya

Once humidity and wind are folded in, December averages 0 days that feel above 32°C and 31 that feel at or below 0°C — the comfort signal a plain temperature reading hides.

Days feeling ≥ 32°C
0
heat index over the day's high
Days feeling ≤ C
31
wind chill below the day's low

The story in December is cold — wind chill drags the overnight "feels like" below the raw low.

La Oroya 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 daysSnow daysDaylight (hours)Travel score
Jan11° / 20527.66.312.61.4
Feb11° / 20326.45.612.41.3
Mar10° / 20529.25.812.11.3
Apr10° / 110241.811.81.6
May10° / -1°5516.51.511.52.0
Jun10° / -2°237.51.111.32.3
Jul10° / -3°227.72.211.42.3
Aug10° / -2°3911.53.111.62.2
Sep10° / -1°8621.34.111.91.6
Oct10° / 13826.34.612.31.5
Nov11° / 14924.33.712.51.7
Dec11° / 19826.95.812.71.5

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 2% of the time in December.

Beyond those clear spells, partly cloudy skies cover about 2% of December, with mostly cloudy or overcast conditions the remaining 95%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
1694
2694
3793
4793
5793
6793
7694
8694
9694
10694
11595
12595
13595
14595
15595
16595
17595
18496
19496
20496
21397
22397
23397
24397
25397
26397
27397
28397
29397
30397
31397

Chance of precipitation in December

Any precipitationSnow

La Oroya gets around 198 mm of rain and snow over 26.9 wet days in December. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable precipitation averages around 86% and peaks near 90% on the wettest days, and about 6 days bring snow. The odds climb toward the end of the month.

0%20%40%60%80%100%151015202531
Rain chance (%)Snow chance (%)
18216
28216
38217
48217
58216
68216
78316
88316
98316
108317
118417
128417
138517
148517
158618
168718
178718
188819
198819
208920
218920
229020
239021
249021
259021
269021
279020
289020
298920
308919
318919

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 100% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)
1100
2100
3100
4100
5100
6100
7100
8100
9100
10100
11100
12100
13100
14100
15100
16100
17100
18100
19100
20100
21100
22100
23100
24100
25100
26100
27100
28100
29100
30100
31100

Wind in December

Winds average 5 km/h in December.

Across December, daily wind ranges from about 5 km/h on the calmest days to 6 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (km/h)Feels
16calm
26calm
36calm
46calm
55calm
65calm
75calm
85calm
95calm
105calm
115calm
125calm
135calm
145calm
155calm
165calm
175calm
185calm
195calm
205calm
215calm
225calm
235calm
245calm
255calm
265calm
275calm
285calm
295calm
305calm
315calm

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 5:35 AM to 5:47 AM, and sunset from 6:12 PM to 6:27 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.65:356:12
212.65:356:13
312.65:356:13
412.65:356:14
512.65:366:14
612.65:366:15
712.75:366:15
812.75:376:16
912.75:376:16
1012.75:376:17
1112.75:386:17
1212.75:386:18
1312.75:386:18
1412.75:396:19
1512.75:396:19
1612.75:406:20
1712.75:406:20
1812.75:406:21
1912.75:416:21
2012.75:416:22
2112.75:426:22
2212.75:426:23
2312.75:436:23
2412.75:436:24
2512.75:446:24
2612.75:446:25
2712.75:456:25
2812.75:456:26
2912.75:466:26
3012.75:466:26
3112.75:476:27

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 6.28 kWh/m².

For context, solar energy here swings from a low near 5.42 kWh/m² to a high of 6.74 kWh/m² in November across the year — December's 6.28 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
16.5Intense
26.5Intense
36.5Intense
46.5Intense
56.5Intense
66.5Intense
76.5Intense
86.4Intense
96.4Intense
106.4Intense
116.4Intense
126.4Intense
136.3Intense
146.3Intense
156.3Intense
166.3Intense
176.3Intense
186.3Intense
196.2Intense
206.2Intense
216.2Intense
226.2Intense
236.2Intense
246.2Intense
256.2Intense
266.2Intense
276.2Intense
286.2Intense
296.2Intense
306.2Intense
316.2Intense
Planning a trip in December

Hazard calendar for La Oroya

In seasonPeak

In December, La Oroya sits inside its rainy season season. The full year is below, with each hazard's peak months called out.

La Oroya'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 La Oroya?

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

1.5
Sightseeing
8th-best month of the year
Beach & pool
never really warm enough

December is a weaker month for outdoor sightseeing in La Oroya.

What to pack for La Oroya in December

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

In December, La Oroya sees daytime highs around 11°C and nights near 1°C. Pack a warm layer, rain gear and sun protection. About 27 days see rain.

a warm layerrain gearsun protection

UV index in La Oroya in December

LowModerateHighVery highExtreme

Clear-sky midday UV in December peaks around 18 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in La Oroya peaks around February 12 at about 20 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 23 at about 11 (extreme).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeFeb 12UV 20Jun 23UV 11
UV index (midday)Level
Jan19Extreme
Feb20Extreme
Mar18Extreme
Apr16Extreme
May14Extreme
Jun11Extreme
Jul11Extreme
Aug14Extreme
Sep16Extreme
Oct18Extreme
Nov17Extreme
Dec18Extreme
Location & terrain

Where is La Oroya?

La Oroya sits at 11.5°S, 75.9°W, 3,765 m above sea level, in Peru. The nearest listed city is Tarma, 25 km away.

Topography around La Oroya

How much the land rises and falls, and what covers it, within 3, 16 and 80 km of La Oroya.

Within 3 km, the terrain around La Oroya has large variations in elevation — a maximum elevation change of 773 m around an average of 4,026 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 1,125 m; within 80 km, extreme variations in elevation — a maximum elevation change of 4,914 m.

The land around La Oroya is covered by bare terrain (61%) and grassland (35%) within 3 km, grassland (92%) within 16 km, and grassland (73%) within 80 km.

3 km
773 m
16 km
1,125 m
80 km
4,914 m
treesshrubsgrasslandcroplandartificial surfacesbare terrainwaterwetland
December weather nearby: Tarma 25 km · Junín 41 km · Jauja 52 km · Huancayo 97 km · Chilca 98 km · Chosica 100 km · Cerro de Pasco 102 km · Yanacancha 102 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 La Oroya (-11.5189°, -75.8993°, elevation 3,765 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. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).