Santiago de Surco weather in April

In April, Santiago de Surco sees average daytime highs of 21°C and overnight lows near 19°C, with 2 mm of rain across 0.3 wet days and about 11.7 hours of daylight. It is the 4th-warmest and 12th-wettest month of the year here.

Highs ease over the month, from about 21°C in the first days to 20°C by the end. The sky is clear or mostly clear about 9% of the time in April, and the air most often feels humid.

Daylight stretches from about 11 h 54 min at the start of April to 11 h 36 min by month's end. Set against the rest of the year, April is Santiago de Surco's 6th-clearest and 9th-windiest month. For the whole year in context, see Santiago de Surco's year-round climate.

Daytime high
21°
4th warmest
Overnight low
19°
9th coldest
Rainfall
2 mm
0.3 wet days
Daylight
11 h 42 min
6:16 AM – 6:00 PM
Cloud cover
74%
6th clearest
Wind
13 km/h
9th windiest
Solar energy
5.81 kWh/m²
Travel score
7.4
out of 10

Temperature in April

Average highAverage lowShaded bands: 10–90% of days

Highs ease over the month, from about 21°C in the first days to 20°C by the end.

A typical April day in Santiago de Surco reaches about 21°C in the afternoon and slips back to 19°C overnight — a 2°C spread between the day's warmth and the night's chill. On most days the high lands between 19°C and 22°C. Set against its neighbours, April runs about 2°C cooler than March and about 2°C warmer than May.

15°18°20°23°25°151015202530
Avg high (°C)Avg low (°C)
12220
22220
32220
42120
52120
62119
72119
82119
92119
102119
112119
122119
132119
142119
152119
162119
172119
182019
192019
202019
212019
222018
232018
242018
252018
262018
272018
282018
292018
302018

Santiago de Surco weather by month

How April compares with the rest of the year at a glance. April is the 4th-warmest and 12th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan22° / 20°71.712.67.3
Feb23° / 21°92.412.47.3
Mar22° / 21°41.312.17.4
Apr21° / 19°20.311.77.4
May19° / 17°62.111.47.0
Jun17° / 16°145.211.36.1
Jul17° / 15°176.811.45.5
Aug16° / 15°155.811.65.5
Sep16° / 15°103.411.95.7
Oct17° / 15°51.212.36.2
Nov18° / 16°40.812.66.8
Dec20° / 18°4112.77.0

Cloud cover in April

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 9% of the time in April.

Beyond those clear spells, partly cloudy skies cover about 17% of April, with mostly cloudy or overcast conditions the remaining 74%.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
11387
21387
31387
41585
51585
61684
71882
81981
92080
102179
112377
122476
132674
142773
152872
162872
172971
183169
193169
203268
213268
223367
233367
243367
253565
263466
273466
283466
293565
303565

Chance of precipitation in April

Any precipitation

Santiago de Surco gets around 2 mm of rain over 0.3 wet days in April, the driest month. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 1% and peaks near 2% on the wettest days.

0%10%20%30%151015202530
Rain chance (%)
12
21
31
41
51
61
71
81
91
101
111
121
131
141
150
160
170
180
190
200
211
221
231
241
251
261
271
281
292
302

Humidity in April

DryComfortableHumidMuggyOppressiveMiserable

Most of April feels humid — the stacked bands show each day's mix of comfort levels, read off the dew point.

By dew point, April lands in the humid band about 52% of days. Sticky, muggy-or-worse air turns up on roughly 48% of them.

0%25%50%75%100%151015202530
Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
1021736
2023716
3025705
4027685
5029665
6031654
7033634
8035623
9037603
10039583
11041572
12044542
13046531
14048511
15051481
16053461
17055441
18058420
19060400
20063370
21065350
22067330
23070300
24072280
25074260
26076240
27078220
28178210
29180190
30181180

Wind in April

Winds average 13 km/h in April.

Across April, daily wind ranges from about 13 km/h on the calmest days to 14 km/h at its breeziest. It stays fairly steady from day to day.

05101520151015202530
Wind speed (km/h)Feels
113light breeze
213light breeze
313light breeze
413light breeze
513light breeze
613light breeze
713light breeze
813light breeze
913light breeze
1013light breeze
1113light breeze
1213light breeze
1313light breeze
1413light breeze
1513light breeze
1613light breeze
1713light breeze
1813light breeze
1914light breeze
2014light breeze
2114light breeze
2214light breeze
2314light breeze
2414light breeze
2514light breeze
2614light breeze
2714light breeze
2814light breeze
2914light breeze
3014light breeze

Sunrise & sunset in April

DaylightNight

Daylight runs from about 11 h 54 min at the start of April to 11 h 36 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 18 minutes over April. Sunrise moves from 6:16 AM to 6:18 AM, and sunset from 6:10 PM to 5:53 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
111.96:166:10
211.96:166:09
311.96:166:08
411.96:166:08
511.96:166:07
611.86:166:06
711.86:166:06
811.86:166:05
911.86:166:04
1011.86:166:04
1111.86:166:03
1211.86:166:03
1311.86:166:02
1411.86:166:01
1511.76:166:01
1611.76:166:00
1711.76:166:00
1811.76:165:59
1911.76:175:58
2011.76:175:58
2111.76:175:57
2211.76:175:57
2311.76:175:56
2411.66:175:56
2511.66:175:55
2611.66:175:55
2711.66:175:54
2811.66:185:54
2911.66:185:53
3011.66:185:53

Solar energy in April

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in April, about 5.81 kWh/m².

For context, solar energy here swings from a low near 4.87 kWh/m² to a high of 7.09 kWh/m² in November across the year — April's 5.81 kWh/m² falls in the middle.

0246151015202530
Solar energy (kWh/m²)Level
15.9Bright
25.9Bright
35.9Bright
45.9Bright
55.9Bright
65.9Bright
75.9Bright
85.9Bright
95.9Bright
105.9Bright
115.9Bright
125.9Bright
135.9Bright
145.9Bright
155.9Bright
165.8Bright
175.8Bright
185.8Bright
195.8Bright
205.8Bright
215.8Bright
225.8Bright
235.7Bright
245.7Bright
255.7Bright
265.7Bright
275.7Bright
285.6Bright
295.6Bright
305.6Bright
Planning a trip in April

Is April a good time to visit Santiago de Surco?

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

7.4
Sightseeing
1st-best month of the year
4.3
Beach & pool
4th-best month of the year

April is one of the better times to visit Santiago de Surco for general sightseeing.

What to pack for Santiago de Surco in April

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

In April, Santiago de Surco sees daytime highs around 21°C and nights near 19°C. Worth packing: sun protection.

sun protection

Sea temperature near Santiago de Surco in April

The nearest coast averages about 20°C in April — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 13 km away) is warmest in February at about 22°C and coldest in September near 17°C.

It's comfortable for a long swim from Jan 1 to Apr 9 — about 3.3 months when the water holds above 20°C.

16°18°20°22°JanFebMarAprMayJunJulAugSepOctNovDeccoolrefreshingcomfortable to swim
Sea temperature (°C)Comfort
Jan21Refreshing
Feb22Refreshing
Mar21Refreshing
Apr20Cool
May19Cool
Jun18Cool
Jul18Cool
Aug17Cool
Sep17Cool
Oct17Cool
Nov18Cool
Dec19Cool

UV index in Santiago de Surco in April

LowModerateHighVery highExtreme

Clear-sky midday UV in April peaks around 12 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Santiago de Surco peaks around February 12 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 22 at about 8 (very high).

The index reaches 3 or more — the level where the WHO recommends sun protection — every month of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highExtremeFeb 12UV 15Jun 22UV 8
UV index (midday)Level
Jan14Extreme
Feb16Extreme
Mar13Extreme
Apr12Extreme
May10Very high
Jun8Very high
Jul8Very high
Aug10Extreme
Sep10Extreme
Oct13Extreme
Nov12Extreme
Dec13Extreme

Air quality in Santiago de Surco in April

GoodModeratePoorUnhealthyVery unhealthy

Average fine-particle pollution (PM2.5) through the year — so you can see where April falls, not just the annual average.

Air quality in Santiago de Surco is worst in March — around 23 µg/m³ PM2.5 (moderate), and holds fairly steady the rest of the year.

Modeled monthly averages (CAMS reanalysis, 2015–2024).

0102030JanFebMarAprMayJunJulAugSepOctNovDecModerateMar 2023 µg/m³Nov 2017 µg/m³
PM2.5 (µg/m³)Level
Jan17Moderate
Feb20Moderate
Mar23Moderate
Apr22Moderate
May23Moderate
Jun22Moderate
Jul20Moderate
Aug19Moderate
Sep18Moderate
Oct18Moderate
Nov17Moderate
Dec17Moderate
Location & terrain

Where is Santiago de Surco?

Santiago de Surco sits at 12.1°S, 77.0°W, 92 m above sea level, in Peru. The nearest listed city is Barranco, 1.0 km away.

Topography around Santiago de Surco

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

Within 3 km, the terrain around Santiago de Surco has only modest variations in elevation — a maximum elevation change of 158 m around an average of 86 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 1,046 m; within 80 km, extreme variations in elevation — a maximum elevation change of 4,959 m.

The land around Santiago de Surco is covered by artificial surfaces (86%) within 3 km, artificial surfaces (43%) and water (35%) within 16 km, and water (43%) and bare terrain (31%) within 80 km.

3 km
158 m
16 km
1,046 m
80 km
4,959 m
treesshrubsgrasslandcroplandartificial surfacesbare terrainwater
April weather nearby: Barranco 1.0 km · Miraflores 4.0 km · San Francisco De Borja 5.0 km · San Isidro 6.0 km · Jesus Maria 8.0 km · Breña 10 km · Santa Anita - Los Ficus 10 km · Lima 11 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 Santiago de Surco (-12.1359°, -77.0074°, elevation 92 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. Sea temperatures are the NOAA OISST v2.1 1991–2020 monthly climatology (public domain), sampled at the nearest ocean point. UV index is derived from CAMS (Copernicus Atmosphere Monitoring Service) clear-sky UV data — contains modified Copernicus Atmosphere Monitoring Service information. Monthly air-quality (PM2.5) seasonality is from the CAMS EAC4 reanalysis (Copernicus Atmosphere Monitoring Service), scaled to the WHO annual mean where available. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).