Tarma weather in December

In December, Tarma sees average daytime highs of 12°C and overnight lows near 3°C, with 186 mm of precipitation across 29.1 wet days and about 12.7 hours of daylight. It is the 2nd-warmest and 3rd-wettest month of the year here.

Day-to-day highs hold fairly steady near 12°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 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 Tarma's 10th-clearest and 12th-windiest month. For the whole year in context, see Tarma's year-round climate.

Daytime high
12°
2nd warmest
Overnight low
9th coldest
Precipitation
186 mm
29.1 wet days
Daylight
12 h 42 min
5:39 AM – 6:19 PM
Cloud cover
90%
10th clearest
Wind
5 km/h
12th windiest
Solar energy
5.93 kWh/m²
Travel score
1.6
out of 10

Tarma is city in Peru.

Density
226/km²
people per km²
Founded
1875

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 12°C through the month.

A typical December day in Tarma reaches about 12°C in the afternoon and slips back to 3°C overnight — a 8°C spread between the day's warmth and the night's chill. On most days the high lands between 10°C and 13°C. Set against its neighbours, December runs on par with November and on par with January.

10°15°151015202531
Avg high (°C)Avg low (°C)
1123
2123
3123
4123
5123
6123
7123
8123
9123
10123
11123
12123
13123
14123
15114
16114
17114
18114
19114
20114
21114
22114
23114
24114
25114
26114
27114
28114
29114
30114
31114

How December really feels in Tarma

Once humidity and wind are folded in, December averages 0 days that feel above 32°C and 0 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
0
wind chill below the day's low

December sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.

Tarma weather by month

How December compares with the rest of the year at a glance. December is the 2nd-warmest and 3rd-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan11° / 19429.82.812.61.5
Feb11° / 19727.22.812.41.4
Mar11° / 18330.12.512.11.5
Apr11° / 9623.80.611.81.8
May11° / 6717.90.311.52.2
Jun10° / 4010.90.411.32.3
Jul10° / -1°42120.911.42.2
Aug10° / -0°5614.31.111.62.2
Sep10° / 8921.91.511.91.8
Oct11° / 12927.11.312.31.6
Nov12° / 138271.612.51.7
Dec12° / 18629.12.112.71.6

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 (%)
1595
2595
3496
4496
5496
6496
7496
8496
9496
10496
11496
12496
13595
14595
15595
16595
17595
18595
19595
20496
21496
22496
23496
24496
25496
26397
27397
28397
29397
30397
31397

Chance of precipitation in December

Any precipitationSnow

Tarma gets around 186 mm of rain and snow over 29.1 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 94% and peaks near 95% on the wettest days, and about 2 days bring snow.

0%20%40%60%80%100%151015202531
Rain chance (%)Snow chance (%)
1926
2926
3926
4926
5925
6925
7925
8926
9936
10936
11936
12936
13936
14936
15937
16937
17937
18947
19947
20948
21958
22958
23958
24958
25958
26958
27958
28958
29957
30957
31957

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, the calmest month.

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

0246810151015202531
Wind speed (km/h)Feels
15calm
25calm
35calm
45calm
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 5:34 AM to 5:46 AM, and sunset from 6:11 PM to 6:26 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.65:346:11
212.65:346:12
312.65:346:12
412.65:356:13
512.65:356:13
612.65:356:14
712.65:366:14
812.65:366:15
912.75:366:15
1012.75:376:16
1112.75:376:16
1212.75:376:17
1312.75:386:17
1412.75:386:18
1512.75:396:18
1612.75:396:19
1712.75:396:19
1812.75:406:20
1912.75:406:20
2012.75:416:21
2112.75:416:21
2212.75:426:22
2312.75:426:22
2412.75:436:23
2512.75:436:23
2612.75:446:24
2712.75:446:24
2812.75:456:25
2912.75:456:25
3012.75:466:25
3112.75:466:26

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 5.93 kWh/m².

For context, solar energy here swings from a low near 5.22 kWh/m² to a high of 6.35 kWh/m² in November across the year — December's 5.93 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
16.2Intense
26.1Intense
36.1Intense
46.1Intense
56.1Intense
66.1Intense
76.1Intense
86.0Intense
96.0Intense
106.0Intense
116.0Intense
126.0Bright
136.0Bright
146.0Bright
155.9Bright
165.9Bright
175.9Bright
185.9Bright
195.9Bright
205.9Bright
215.9Bright
225.8Bright
235.8Bright
245.8Bright
255.8Bright
265.8Bright
275.8Bright
285.8Bright
295.8Bright
305.8Bright
315.8Bright
Planning a trip in December

Hazard calendar for Tarma

In seasonPeak

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

Tarma's rainy season runs September–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 Tarma?

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

1.6
Sightseeing
8th-best month of the year
Beach & pool
never really warm enough

December is a weaker month for outdoor sightseeing in Tarma.

What to pack for Tarma in December

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

In December, Tarma sees daytime highs around 12°C and nights near 3°C. Pack a warm layer and rain gear. Worth having: sun protection. About 29 days see rain.

a warm layerrain gearsun protection

UV index in Tarma 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 Tarma peaks around February 12 at about 19 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 22 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 19Jun 22UV 11
UV index (midday)Level
Jan19Extreme
Feb19Extreme
Mar18Extreme
Apr16Extreme
May13Extreme
Jun11Extreme
Jul11Extreme
Aug14Extreme
Sep15Extreme
Oct18Extreme
Nov17Extreme
Dec18Extreme
Location & terrain

Where is Tarma?

Tarma sits at 11.4°S, 75.7°W, 3,055 m above sea level, in Peru. The nearest listed city is La Oroya, 25 km away.

Topography around Tarma

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

Within 3 km, the terrain around Tarma has large variations in elevation — a maximum elevation change of 943 m around an average of 3,333 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 1,728 m; within 80 km, extreme variations in elevation — a maximum elevation change of 5,077 m.

The land around Tarma is covered by grassland (76%) within 3 km, grassland (92%) within 16 km, and grassland (68%) and trees (20%) within 80 km.

3 km
943 m
16 km
1,728 m
80 km
5,077 m
treesgrasslandcroplandartificial surfacesbare terrainwaterwetland
December weather nearby: La Oroya 25 km · Junín 44 km · Jauja 45 km · Huancayo 89 km · Chilca 91 km · Cerro de Pasco 104 km · Santa Rosa 104 km · Yanacancha 104 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 Tarma (-11.419°, -75.6899°, elevation 3,055 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).