Arequipa in Fall
In fall (March, April and May), Arequipa sees average daytime highs around 18°C and overnight lows near 9°C, with 247 mm of rain over about 43 wet days across the season. It is the 3rd-warmest season and the 2nd-wettest season.
Over the season highs climb from about 17°C in early March to 20°C by late May. The sky is clear or mostly clear about 32% of the time across fall, and the air most often feels dry.
Fall is Arequipa's 3rd-best season to visit on our travel score. For the whole year in context, see Arequipa's year-round climate.
- Avg daytime high
- 18°C
- 3rd-warmest season
- Avg overnight low
- 9°C
- Rainfall
- 247 mm
- 43 wet days
- Avg wind
- 6 km/h
- Travel score
- 5.5
- 3rd-best season
- Months
- Mar · Apr · May
Temperature in Arequipa in Fall
Over the season highs climb from about 17°C in early March to 20°C by late May.
A typical fall day in Arequipa reaches about 18°C and drops to 9°C overnight. The warmest of the three months is May, the coolest May.
Arequipa weather by month
How the three fall months (March, April and May) compare with the rest of the year — the season's months are highlighted.
| Month | High / Low (°C) | Rainfall (mm) | Wet days | Daylight (hours) | Travel score |
|---|---|---|---|---|---|
| Jan | 17° / 10° | 199 | 27.1 | 12.9 | 3.2 |
| Feb | 17° / 10° | 225 | 26.9 | 12.6 | 2.8 |
| Mar | 17° / 10° | 183 | 27.6 | 12.1 | 3.1 |
| Apr | 18° / 9° | 59 | 14 | 11.6 | 5.4 |
| May | 20° / 8° | 6 | 1.6 | 11.2 | 8.0 |
| Jun | 20° / 7° | 1 | 0.2 | 11 | 8.4 |
| Jul | 19° / 6° | 1 | 0.4 | 11.1 | 8.4 |
| Aug | 20° / 7° | 2 | 0.6 | 11.5 | 8.5 |
| Sep | 21° / 9° | 3 | 0.8 | 11.9 | 8.4 |
| Oct | 21° / 10° | 7 | 2 | 12.4 | 7.9 |
| Nov | 20° / 10° | 12 | 3.5 | 12.8 | 7.3 |
| Dec | 19° / 10° | 64 | 12.9 | 13 | 5.5 |
Cloud cover in Fall
The sky is clear or mostly clear about 32% of the time across fall.
Chance of precipitation in Fall
Arequipa gets around 247 mm of rain over 43 wet days across fall. The line is the day-by-day chance of measurable precipitation.
Humidity in Fall
Most of fall feels dry — the stacked bands show each day's mix of comfort levels, read off the dew point.
Wind in Fall
Winds average 6 km/h across fall.
Sunrise & sunset in Fall
Daylight runs from about 12 h 18 min in early March to 11 h 06 min by late May. The lit band spans sunrise to sunset each day.
Solar energy in Fall
Average shortwave solar energy reaching the ground each day across fall, about 5.6 kWh/m².
Hazard calendar for Arequipa
In fall, Arequipa overlaps its monsoon season. The full year is below, with each hazard's peak months called out.
Arequipa's monsoon runs January–March, when most of the year's rain falls.
Is fall a good time to visit Arequipa?
Our two travel scores rate fall for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal), averaged across the three months.
fall is a reasonable time to visit Arequipa for sightseeing.
What to pack for Arequipa in Fall
From fall's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In fall, Arequipa sees daytime highs around 18°C and nights near 9°C. Pack rain gear. Worth having: a warm layer and sun protection. About 43 days see rain.
UV index in Arequipa in Fall
Clear-sky midday UV across fall averages around 13 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in Arequipa peaks around February 8 at about 17 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 21 at about 9 (very high).
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) | 17 | 17 | 15 | 14 | 11 | 9 | 9 | 12 | 14 | 16 | 14 | 15 |
| Level | Extreme | Extreme | Extreme | Extreme | Extreme | Very high | Very high | Extreme | Extreme | Extreme | Extreme | Extreme |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 17 | Extreme |
| Feb | 17 | Extreme |
| Mar | 15 | Extreme |
| Apr | 14 | Extreme |
| May | 11 | Extreme |
| Jun | 9 | Very high |
| Jul | 9 | Very high |
| Aug | 12 | Extreme |
| Sep | 14 | Extreme |
| Oct | 16 | Extreme |
| Nov | 14 | Extreme |
| Dec | 15 | Extreme |
Where is Arequipa?
Arequipa sits at 16.4°S, 71.5°W, 2,397 m above sea level, in Peru. The nearest listed city is Selva Alegre, 3.0 km away.
Topography around Arequipa
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Arequipa.
Within 3 km, the terrain around Arequipa has significant variations in elevation — a maximum elevation change of 267 m around an average of 2,361 m above sea level; within 16 km, extreme variations in elevation — a maximum elevation change of 3,004 m; within 80 km, extreme variations in elevation — a maximum elevation change of 6,186 m.
The land around Arequipa is covered by artificial surfaces (73%) within 3 km, bare terrain (44%) and shrubs (27%) within 16 km, and bare terrain (66%) and grassland (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 Arequipa (-16.399°, -71.5375°, elevation 2,397 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.