Tarma in Summer
In summer (December, January and February), Tarma sees average daytime highs around 11°C and overnight lows near 4°C, with 578 mm of precipitation over about 86 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 11°C. The sky is clear or mostly clear about 0% of the time across summer, and the air most often feels dry.
Summer is Tarma's weakest season of the year to visit on our travel score. For the whole year in context, see Tarma's year-round climate.
- Avg daytime high
- 11°C
- warmest season of the year
- Avg overnight low
- 4°C
- Precipitation
- 578 mm
- 86 wet days
- Avg wind
- 5 km/h
- Travel score
- 1.5
- weakest season of the year
- Months
- Dec · Jan · Feb
Temperature in Tarma in Summer
Across summer, daytime highs hold fairly steady around 11°C.
A typical summer day in Tarma reaches about 11°C and drops to 4°C overnight. The warmest of the three months is December, the coolest December.
How summer really feels in Tarma
Once humidity and wind are folded in, summer brings about 0 days that feel above 32°C and 0 that feel at or below 0°C.
summer 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 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 | Snow days | Daylight (hours) | Travel score |
|---|---|---|---|---|---|---|
| Jan | 11° / 4° | 194 | 29.8 | 2.8 | 12.6 | 1.5 |
| Feb | 11° / 4° | 197 | 27.2 | 2.8 | 12.4 | 1.4 |
| Mar | 11° / 4° | 183 | 30.1 | 2.5 | 12.1 | 1.5 |
| Apr | 11° / 3° | 96 | 23.8 | 0.6 | 11.8 | 1.8 |
| May | 11° / 1° | 67 | 17.9 | 0.3 | 11.5 | 2.2 |
| Jun | 10° / 0° | 40 | 10.9 | 0.4 | 11.3 | 2.3 |
| Jul | 10° / -1° | 42 | 12 | 0.9 | 11.4 | 2.2 |
| Aug | 10° / -0° | 56 | 14.3 | 1.1 | 11.6 | 2.2 |
| Sep | 10° / 1° | 89 | 21.9 | 1.5 | 11.9 | 1.8 |
| Oct | 11° / 2° | 129 | 27.1 | 1.3 | 12.3 | 1.6 |
| Nov | 12° / 3° | 138 | 27 | 1.6 | 12.5 | 1.7 |
| Dec | 12° / 3° | 186 | 29.1 | 2.1 | 12.7 | 1.6 |
Cloud cover in Summer
The sky is clear or mostly clear about 0% of the time across summer.
Chance of precipitation in Summer
Tarma gets around 578 mm of rain and snow over 86 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 5 km/h across summer.
Sunrise & sunset in Summer
Daylight runs from about 12 h 36 min in early December to 12 h 12 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 5.8 kWh/m².
Hazard calendar for Tarma
In summer, Tarma overlaps 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.
Is summer a good time to visit Tarma?
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 Tarma.
What to pack for Tarma in Summer
From summer's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In summer, Tarma sees daytime highs around 11°C and nights near 4°C. Pack a warm layer and rain gear. Worth having: sun protection. About 86 days see rain.
UV index in Tarma in Summer
Clear-sky midday UV across summer averages around 19 (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.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UV index (midday) | 19 | 19 | 18 | 16 | 13 | 11 | 11 | 14 | 15 | 18 | 17 | 18 |
| Level | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 19 | Extreme |
| Feb | 19 | Extreme |
| Mar | 18 | Extreme |
| Apr | 16 | Extreme |
| May | 13 | Extreme |
| Jun | 11 | Extreme |
| Jul | 11 | Extreme |
| Aug | 14 | Extreme |
| Sep | 15 | Extreme |
| Oct | 18 | Extreme |
| Nov | 17 | Extreme |
| Dec | 18 | Extreme |
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.
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 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.