San Pedro weather in April

In April, San Pedro sees average daytime highs of 25°C and overnight lows near 16°C, with 152 mm of rain across 11.6 wet days and about 11.4 hours of daylight. It is the 7th-warmest and 10th-wettest month of the year here.

Highs ease over the month, from about 27°C in the first days to 24°C by the end. The sky is clear or mostly clear about 41% of the time in April, and the air most often feels humid.

Daylight stretches from about 11 h 48 min at the start of April to 11 hours by month's end. Set against the rest of the year, April is San Pedro's 4th-clearest and 8th-windiest month. For the whole year in context, see San Pedro's year-round climate.

Daytime high
25°
7th warmest
Overnight low
16°
7th coldest
Rainfall
152 mm
11.6 wet days
Daylight
11 h 24 min
6:56 AM – 6:18 PM
Cloud cover
53%
4th clearest
Wind
9 km/h
8th windiest
Solar energy
4.19 kWh/m²
Travel score
6.6
out of 10

Temperature in April

Average highAverage lowShaded bands: 10–90% of days

Highs ease over the month, from about 27°C in the first days to 24°C by the end.

A typical April day in San Pedro reaches about 25°C in the afternoon and slips back to 16°C overnight — a 9°C spread between the day's warmth and the night's chill. On most days the high lands between 20°C and 30°C. Set against its neighbours, April runs about 3°C cooler than March and about 4°C warmer than May.

10°20°30°151015202530
Avg high (°C)Avg low (°C)
12717
22717
32717
42717
52617
62617
72617
82617
92617
102617
112616
122616
132616
142516
152516
162516
172516
182516
192516
202516
212516
222515
232415
242415
252415
262415
272415
282415
292415
302415

San Pedro weather by month

How April compares with the rest of the year at a glance. April is the 7th-warmest and 10th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan29° / 20°18619.313.54.3
Feb28° / 19°17517.812.94.5
Mar28° / 18°16115.512.25.5
Apr25° / 16°15211.611.46.6
May21° / 13°16210.510.76.6
Jun20° / 12°1639.810.46.4
Jul20° / 11°1409.710.56.6
Aug23° / 13°1087.711.17.5
Sep24° / 14°18011.511.86.9
Oct26° / 16°2341512.65.9
Nov27° / 17°17513.613.35.9
Dec29° / 19°20117.413.64.7

Cloud cover in April

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 41% of the time in April.

Beyond those clear spells, partly cloudy skies cover about 14% of April, with mostly cloudy or overcast conditions the remaining 45%.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
15446
25446
35446
45446
55446
65545
75545
85545
95545
105545
115644
125545
135545
145644
155644
165644
175545
185545
195545
205545
215545
225545
235545
245545
255545
265644
275545
285545
295545
305446

Chance of precipitation in April

Any precipitation

San Pedro gets around 152 mm of rain over 11.6 wet days in April. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 39% and peaks near 42% on the wettest days. The odds ease toward the end of the month.

0%10%20%30%40%50%151015202530
Rain chance (%)
142
242
341
441
540
640
740
840
939
1039
1139
1239
1340
1440
1540
1640
1740
1840
1940
2040
2139
2239
2338
2437
2537
2636
2735
2834
2934
3033

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 33% of days. Sticky, muggy-or-worse air turns up on roughly 33% of them.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
171434423
281433423
391333423
491333413
5101333413
6111333413
7111432403
8121432393
9131432392
10131532382
11141532372
12141632362
13141732351
14151832351
15151932341
16142033331
17142133320
18142233310
19142334290
20142434280
21142534270
22152635250
23152635240
24152735220
25162835210
26172835190
27182935180
28192935170
29202935160
30222934150

Wind in April

Winds average 9 km/h in April.

Across April, daily wind ranges from about 9 km/h on the calmest days to 9 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202530
Wind speed (km/h)Feels
19calm
29calm
39calm
49calm
59calm
69calm
79calm
89calm
99calm
109calm
119calm
129calm
139calm
149calm
159calm
169calm
179calm
189calm
199calm
209calm
219calm
229calm
239calm
249calm
259calm
269calm
279calm
289calm
299calm
309calm

Sunrise & sunset in April

DaylightNight

Daylight runs from about 11 h 48 min at the start of April to 11 hours by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 48 minutes over April. Sunrise moves from 6:48 AM to 7:03 AM, and sunset from 6:34 PM to 6:05 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
111.86:486:34
211.76:496:33
311.76:496:32
411.76:506:31
511.76:506:30
611.66:516:28
711.66:516:27
811.66:526:26
911.66:526:25
1011.56:536:24
1111.56:536:23
1211.56:546:22
1311.46:546:21
1411.46:556:20
1511.46:556:19
1611.46:566:18
1711.36:566:17
1811.36:576:16
1911.36:576:15
2011.36:586:14
2111.26:586:13
2211.26:596:12
2311.26:596:11
2411.27:006:10
2511.17:006:09
2611.17:016:08
2711.17:016:07
2811.17:026:06
2911.17:026:06
3011.07:036:05

Solar energy in April

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in April, about 4.19 kWh/m².

For context, solar energy here swings from a low near 2.78 kWh/m² to a high of 6.25 kWh/m² in December across the year — April's 4.19 kWh/m² falls in the middle.

024151015202530
Solar energy (kWh/m²)Level
14.6Bright
24.6Bright
34.5Bright
44.5Bright
54.5Bright
64.5Bright
74.5Bright
84.4Bright
94.4Bright
104.4Bright
114.3Bright
124.3Bright
134.3Bright
144.2Bright
154.2Bright
164.2Bright
174.1Bright
184.1Bright
194.0Bright
204.0Bright
214.0Moderate
223.9Moderate
233.9Moderate
243.9Moderate
253.9Moderate
263.8Moderate
273.8Moderate
283.8Moderate
293.8Moderate
303.7Moderate
Planning a trip in April

Is April a good time to visit San Pedro?

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

6.6
Sightseeing
3rd-best month of the year
6.0
Beach & pool
2nd-best month of the year

April is a reasonable time to visit San Pedro for sightseeing.

What to pack for San Pedro in April

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

In April, San Pedro sees daytime highs around 25°C and nights near 16°C. Worth packing: light clothes and rain gear. About 12 days see rain.

light clothesrain gear

UV index in San Pedro in April

LowModerateHighVery highExtreme

Clear-sky midday UV in April peaks around 8 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in San Pedro peaks around January 21 at about 14 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 22 at about 4 (moderate).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highHighModerateHighVery highExtremeJan 21UV 14Jun 22UV 4
UV index (midday)Level
Jan15Extreme
Feb14Extreme
Mar11Extreme
Apr8Very high
May6High
Jun4Moderate
Jul5Moderate
Aug6High
Sep7Very high
Oct9Very high
Nov11Extreme
Dec13Extreme

Air quality in San Pedro 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 San Pedro is worst in September — around 24 µg/m³ PM2.5 (moderate), about 4.1× the cleanest month (March, 6 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodSep 1023 µg/m³Mar 176 µg/m³
PM2.5 (µg/m³)Level
Jan7Good
Feb7Good
Mar6Good
Apr7Good
May6Good
Jun6Good
Jul10Good
Aug22Moderate
Sep24Moderate
Oct12Good
Nov9Good
Dec7Good
Location & terrain

Where is San Pedro?

San Pedro sits at 26.6°S, 54.1°W, 554 m above sea level, in Argentina. The nearest listed city is San Vicente, 2.0 km away.

Topography around San Pedro

How much the land rises and falls, and what covers it, within 3, 16 and 80 km of San Pedro.

Within 3 km, the terrain around San Pedro has only modest variations in elevation — a maximum elevation change of 122 m around an average of 557 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 471 m; within 80 km, large variations in elevation — a maximum elevation change of 817 m.

The land around San Pedro is covered by trees (76%) within 3 km, trees (87%) within 16 km, and trees (83%) within 80 km.

3 km
122 m
16 km
471 m
80 km
817 m
treesgrasslandcroplandartificial surfaces
April weather nearby: San Vicente 2.0 km · Eldorado 56 km · São Miguel d'Oeste 60 km · Dionísio Cerqueira 62 km · Montecarlo 65 km · Santo Antônio do Sudoeste 72 km · Itapiranga 72 km · El Soberbio 76 km

Argentina travel facts

Travel advisory
Level 1
Exercise Normal Precautions
Power plugs
Type C / I
220 V · 50 Hz
Prices
≈ 46% of US
price level, 2025
GDP per capita
$14,898
2025
Happiness
6.4 / 10
World Happiness, 2025
Homicide rate
4.5
per 100k, 2023
Road deaths
14.1
per 100k/yr, 2019
Income group
Upper middle
World Bank
English
High
EF EPI 575
Religion
Roman Catholic 63%none 19%Evangelical 15%Jehovah's Witness and Church of Jesus Christ 1%

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 San Pedro (-26.6218°, -54.109°, elevation 554 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. 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).