Aco i
Mountain town · Junin

Aco

Provincia de Concepción · Peru

Now
8°
Local time
06:01 AM
Population
1.2K
Elevation
3,469 m
Best time to go
Jun–Aug
Go score 79/100
Main airport
LIM
190 km
Time zone
UTC-5
America/Lima
At a glance

Aco lies in Junin, Peru. By our climate data, the best time to visit is June–August. The warmest month is November, with average highs of 19°C (66°F).

The best months to visit are June–August.

November is the hottest month, with highs around 19°C (66°F).

July is the coldest month, with lows around 0°C (32°F).

The wettest month is February, with rain on about 21 days.

July is the sunniest month, with about 7.4 hours of sunshine a day.

In October, it’s warmer here than in 22% of places in Peru.

Weather

16-day forecast

Aco weather forecast
8°
Mainly clear
Feels like
7°
Humidity
80%
Wind
0 km/h W
Gusts
7 km/h
Cloud cover
41%
Pressure
1021 hPa
UV index
11 (now)
Sunrise / Sunset
05:28 / 18:00

Next 48 hours

8° 06 14° 09 20° 12 21° 15 16° 18 27% 13° 21 24% 11° 00 9° 03 9° 06 15° 09 18° 12 48% 18° 15 85% 13° 18 78% 10° 21 41% 10° 00 47% 8° 03 42%
Today
Oct 31
Light drizzle
21°7°
31% 0.4 mm 7 SE
Tomorrow
Nov 1
Dense drizzle
18°8°
88% 5.6 mm 11 E
Mon
Nov 2
Drizzle
21°8°
95% 6.5 mm 9 SW
Tue
Nov 3
Drizzle
19°9°
100% 7.4 mm 10 SW
Wed
Nov 4
Drizzle
17°7°
96% 7.8 mm 8 SW
Thu
Nov 5
Light drizzle
20°8°
88% 3.9 mm 8 E
Fri
Nov 6
Dense drizzle
16°9°
83% 16 mm 4 W
Sat
Nov 7
Light rain
15°8°
87% 22 mm 8 SW
Sun
Nov 8
Light rain
14°9°
97% 23 mm 5 SW
Mon
Nov 9
Dense drizzle
16°9°
88% 11 mm 3 SW
Tue
Nov 10
Drizzle
14°10°
92% 9.2 mm 11 NW
Wed
Nov 11
Light drizzle
17°9°
90% 4.8 mm 5 N
Thu
Nov 12
Rain showers
17°9°
86% 14 mm 5 W
Fri
Nov 13
Drizzle
17°9°
80% 8.0 mm 5 NW
Sat
Nov 14
Clear sky
19°9°
58% 9.6 mm 9 SW
Sun
Nov 15
Drizzle
19°10°
69% 9 E
European AQI26Fair
PM2.52.3
PM102.4
NO₂0.4
O₃72
Pollen

Pollen forecasts are only available in Europe.

Updated: About this data: Forecasts & outlooks

Climate

Best time to visit Aco

Average conditions for each month, from long-term climate normals (1961–2020).

Best time to goJune–August
-5°3°10°18°25° 075150 mm Jan · 122 mmFeb · 130 mmMar · 122 mmApr · 49 mmMay · 15 mmJun · 6 mmJul · 6 mmAug · 12 mmSep · 31 mmOct · 61 mmNov · 67 mmDec · 100 mm 17°17°17°18°18°18°18°19°18°19°19°18° 6°6°5°4°2°0°0°1°4°5°5°5° JanFebMarAprMayJunJulAugSepOctNovDec
Average high Average low Rainfall (mm) Best time to go

Month by month

ClimateJanFebMarAprMayJunJulAugSepOctNovDec
Average high17°17°17°18°18°18°18°19°18°19°19°18°
Average low6°6°5°4°2°0°0°1°4°5°5°5°
Rainfall (mm)12213012249156612316167100
Rain days2021191242238121218
Sunshine per day (h)4.64.84.75.46.57.37.47.15.65.55.74.8
Daylight (h)12.812.512.211.811.611.411.511.712.112.412.712.8
Humidity (%)747376686356545862656569
Wind (km/h)121212111112131414131314
Go score444444586976777966646449

The go score (0–100) favours daytime highs of 22–27 °C, mild nights, plenty of sunshine and few rainy days.

Download climate data (CSV)

Climate normals: WorldClim 2.1 (1970–2000) · CRU CL 2.0 (1961–1990) About this data: Climate normals

Activities

What to do in Aco, month by month

When each activity is at its best, judged from the climate averages.

What to do in Aco, month by month
ActivitiesJanFebMarAprMayJunJulAugSepOctNovDec
Sightseeing & city walks PoorPoorPoorPoorGoodGoodGoodGoodGoodFairFairPoor
Hiking PoorPoorPoorPoorGoodGoodGoodGoodGoodFairFairPoor
Photography & sunsets PoorPoorPoorFairFairGoodGoodGoodFairFairFairPoor

Good Fair Poor · Estimated from long-term averages of temperature, rain days, sunshine and sea temperature.

How each activity is rated
  • Sightseeing & city walks — Good: highs of 15–27 °C and few rain days. Fair: 11–33 °C.
  • Hiking — Good: highs of 10–24 °C and few rain days; a wider window with trails or national parks nearby.
  • Photography & sunsets — Good: at least 7 hours of sunshine a day and few rain days. Fair: 5 hours or more.

Landmarks nearby

Mountains, castles, museums, beaches and heritage sites within 25 km.

Things to do in Aco
Practical

Aco: practical information

Plugs, money, emergency numbers, safety and typical prices: what to know before you go.

Power plugs
ABC
Voltage
220 V · 60 Hz
Driving
Drive on the right
Currency

Peruvian Sol

PEN · S/.

Languages
Aymara, Quechua, Spanish
Calling code
+51
Emergency numbers
Safety & travel advice
2
Exercise increased cautionUS travel advisory
Advises against all but essential travel to parts of the countryUK travel advice · Oct 9, 2026
Read the full advice
Typical prices
  • Meal, casual restaurantPEN 45.00≈ $13.00
  • CappuccinoPEN 11.00≈ $3.10
  • Beer (0.5 l)PEN 16.00≈ $4.60
  • Bottled water (1.5 l)PEN 5.10≈ $1.40
  • Taxi, 5 kmPEN 32.00≈ $8.90
  • Public transport ticketPEN 5.90≈ $1.70
  • Mid-range hotel, per nightPEN 380≈ $105

Estimated from Peru’s consumer price level — real prices vary by place and season. Prices are about 54% of US levels.

Upcoming public holidays
  • Nov 1All Saints Day
  • Dec 8Immaculate Conception
  • Dec 9Battle of Ayacucho
  • Dec 25Christmas Day
  • Jan 1New Year's Day
Sun & daylight
Sunrise
05:28
Sunset
18:00
Daylight today
12.4 h
Local time in Aco
Earthquake history

12 earthquakes of magnitude 5 or more within 100 km in the last 51 years.

Strongest: M6 (1975).

Map

How to get to Aco

Nearest airports

Distances

estimate

Hotels

Hotels in Aco

Hotels and holiday rentals with live nightly prices.

Hotels in Aco
Loading…

We may earn a commission when you book through this map, at no extra cost to you.

Get this widget

Climate in Aco

Add a free climate card for Aco to your website or blog. Copy the code below.

Download climate data (CSV)

Frequently asked questions

When is the best time to visit Aco?

Based on climate normals, the best time to visit Aco is June–August.

What is the weather like in Aco in October?

In October, Aco averages a high of 19°C (66°F) and a low of 5°C (40°F), with 61 mm of rain on about 12 days.

What is the rainiest month in Aco?

February, with rain on about 21 days.

What is the nearest airport to Aco?

Jorge Chávez International Airport (LIM), about 190 km away.

What power plugs are used in Peru?

Plug types A, B, C, at 220 V.

What currency is used in Peru?

Peruvian Sol (PEN).

What is the emergency number in Peru?

105.

Is Peru safe to visit?

US travel advisory: Exercise increased caution. UK travel advice: Advises against all but essential travel to parts of the country.

What time zone is Aco in?

America/Lima (UTC-5).

What is the population of Aco?

About 1,209.