Chiclayo in Summer
In summer (December, January and February), Chiclayo sees average daytime highs around 31°C and overnight lows near 21°C, with 78 mm of rain over about 14 wet days across the season. It is the warmest season of the year and the 2nd-wettest season.
Over the season highs climb from about 28°C in early December to 32°C by late February. The sky is clear or mostly clear about 14% of the time across summer, and the air most often feels humid.
Summer is Chiclayo's weakest season of the year to visit on our travel score. For the whole year in context, see Chiclayo's year-round climate.
- Avg daytime high
- 31°C
- warmest season of the year
- Avg overnight low
- 21°C
- Rainfall
- 78 mm
- 14 wet days
- Avg wind
- 10 km/h
- Travel score
- 5.0
- weakest season of the year
- Months
- Dec · Jan · Feb
Temperature in Chiclayo in Summer
Over the season highs climb from about 28°C in early December to 32°C by late February.
A typical summer day in Chiclayo reaches about 31°C and drops to 21°C overnight. The warmest of the three months is February, the coolest December.
How summer really feels in Chiclayo
Once humidity and wind are folded in, summer brings about 47 days that feel above 32°C and 0 that feel at or below 0°C.
The story in summer is heat — humidity pushes the afternoon "feels like" well above the raw temperature.
Chiclayo 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 | Daylight (hours) | Travel score |
|---|---|---|---|---|---|
| Jan | 31° / 22° | 23 | 3.8 | 12.3 | 4.9 |
| Feb | 32° / 23° | 46 | 7.7 | 12.2 | 3.9 |
| Mar | 32° / 23° | 76 | 10.2 | 12 | 3.8 |
| Apr | 30° / 21° | 27 | 5.2 | 11.9 | 5.3 |
| May | 28° / 19° | 5 | 1.9 | 11.7 | 7.2 |
| Jun | 26° / 18° | 1 | 0.3 | 11.6 | 8.5 |
| Jul | 25° / 17° | 0 | 0.1 | 11.6 | 8.9 |
| Aug | 24° / 16° | 0 | 0.1 | 11.8 | 9.0 |
| Sep | 25° / 16° | 1 | 0.2 | 12 | 8.5 |
| Oct | 26° / 17° | 3 | 1 | 12.2 | 8.0 |
| Nov | 27° / 18° | 5 | 1.6 | 12.3 | 7.5 |
| Dec | 29° / 20° | 9 | 2.6 | 12.4 | 6.3 |
Cloud cover in Summer
The sky is clear or mostly clear about 14% of the time across summer.
Chance of precipitation in Summer
Chiclayo gets around 78 mm of rain over 14 wet days across summer. The line is the day-by-day chance of measurable precipitation.
Humidity in Summer
Most of summer feels humid — the stacked bands show each day's mix of comfort levels, read off the dew point.
Wind in Summer
Winds average 10 km/h across summer.
Sunrise & sunset in Summer
Daylight runs from about 12 h 24 min in early December to 12 h 06 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 5.9 kWh/m².
Is summer a good time to visit Chiclayo?
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 reasonable time to visit Chiclayo for sightseeing. The water and warmth also suit a beach or pool day.
What to pack for Chiclayo in Summer
From summer's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In summer, Chiclayo sees daytime highs around 31°C and nights near 21°C. Pack light clothes and sun protection. About 14 days see rain.
Sea temperature near Chiclayo in Summer
The nearest coast averages about 20°C across summer — the other half of the beach question. The full-year curve and swim-comfort zones are below.
The sea offshore is warmest in February at about 22°C and coldest in October near 17°C.
It's comfortable for a long swim from Jan 11 to Apr 13 — about 3.1 months when the water holds above 20°C.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Sea temperature (°C) | 20 | 22 | 22 | 20 | 19 | 18 | 18 | 17 | 17 | 17 | 18 | 19 |
| Comfort | Refreshing | Refreshing | Refreshing | Cool | Cool | Cool | Cool | Cool | Cool | Cool | Cool | Cool |
| Sea temperature (°C) | Comfort | |
|---|---|---|
| Jan | 20 | Refreshing |
| Feb | 22 | Refreshing |
| Mar | 22 | Refreshing |
| Apr | 20 | Cool |
| May | 19 | Cool |
| Jun | 18 | Cool |
| Jul | 18 | Cool |
| Aug | 17 | Cool |
| Sep | 17 | Cool |
| Oct | 17 | Cool |
| Nov | 18 | Cool |
| Dec | 19 | Cool |
UV index in Chiclayo in Summer
Clear-sky midday UV across summer averages around 14 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in Chiclayo peaks around February 18 at about 15 (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) | 15 | 15 | 15 | 13 | 11 | 9 | 10 | 10 | 12 | 14 | 13 | 13 |
| Level | Extreme | Extreme | Extreme | Extreme | Extreme | Very high | Very high | Extreme | Extreme | Extreme | Extreme | Extreme |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 15 | Extreme |
| Feb | 15 | Extreme |
| Mar | 15 | Extreme |
| Apr | 13 | Extreme |
| May | 11 | Extreme |
| Jun | 9 | Very high |
| Jul | 10 | Very high |
| Aug | 10 | Extreme |
| Sep | 12 | Extreme |
| Oct | 14 | Extreme |
| Nov | 13 | Extreme |
| Dec | 13 | Extreme |
Air quality in Chiclayo in Summer
Average fine-particle pollution (PM2.5) through the year — so you can see where summer falls, not just the annual average.
Air quality in Chiclayo is worst in May — around 19 µg/m³ PM2.5 (moderate), and holds fairly steady the rest of the year.
Modeled monthly averages (CAMS reanalysis, 2015–2024).
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| PM2.5 (µg/m³) | 15 | 16 | 17 | 18 | 19 | 18 | 17 | 14 | 14 | 16 | 18 | 17 |
| Level | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 15 | Moderate |
| Feb | 16 | Moderate |
| Mar | 17 | Moderate |
| Apr | 18 | Moderate |
| May | 19 | Moderate |
| Jun | 18 | Moderate |
| Jul | 17 | Moderate |
| Aug | 14 | Moderate |
| Sep | 14 | Moderate |
| Oct | 16 | Moderate |
| Nov | 18 | Moderate |
| Dec | 17 | Moderate |
Where is Chiclayo?
Chiclayo sits at 6.8°S, 79.9°W, 1 m above sea level, in Peru. The nearest listed city is Lambayeque, 10 km away.
Topography around Chiclayo
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Chiclayo.
Within 3 km, the terrain around Chiclayo has only modest variations in elevation — a maximum elevation change of 42 m around an average of 27 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 576 m; within 80 km, extreme variations in elevation — a maximum elevation change of 3,999 m.
The land around Chiclayo is covered by artificial surfaces (76%) within 3 km, cropland (33%) and bare terrain (29%) within 16 km, and water (30%) and bare terrain (26%) 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 Chiclayo (-6.7701°, -79.855°, elevation 1 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.