San Lorenzo weather in April

In April, San Lorenzo sees average daytime highs of 26°C and overnight lows near 17°C, with 168 mm of rain across 9.8 wet days and about 11.3 hours of daylight. It is the 7th-warmest and 2nd-wettest month of the year here.

Highs ease over the month, from about 28°C in the first days to 25°C by the end. The sky is clear or mostly clear about 45% of the time in April, and the air most often feels humid.

Daylight stretches from about 11 h 42 min at the start of April to 11 hours by month's end. Set against the rest of the year, April is San Lorenzo's 8th-clearest and 9th-windiest month. For the whole year in context, see San Lorenzo's year-round climate.

Daytime high
26°
7th warmest
Overnight low
17°
7th coldest
Rainfall
168 mm
9.8 wet days
Daylight
11 h 18 min
7:15 AM – 6:35 PM
Cloud cover
49%
8th clearest
Wind
12 km/h
9th windiest
Solar energy
4.01 kWh/m²
Travel score
6.8
out of 10

San Lorenzo is human settlement in Argentina.

Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.

Temperature in April

Average highAverage lowShaded bands: 10–90% of days

Highs ease over the month, from about 28°C in the first days to 25°C by the end.

A typical April day in San Lorenzo reaches about 26°C in the afternoon and slips back to 17°C overnight — a 10°C spread between the day's warmth and the night's chill. On most days the high lands between 21°C and 32°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)
12818
22818
32818
42818
52818
62718
72718
82717
92717
102717
112717
122717
132717
142617
152617
162617
172617
182616
192616
202616
212616
222516
232516
242516
252516
262516
272516
282515
292515
302515

How April really feels in San Lorenzo

Once humidity and wind are folded in, April averages 0 days that feel above 32°C and 0 that feel at or below 0°C — the comfort signal a plain temperature reading hides.

Days feeling ≥ 32°C
0
heat index over the day's high
Days feeling ≤ C
0
wind chill below the day's low

April sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.

San Lorenzo weather by month

How April compares with the rest of the year at a glance. April is the 7th-warmest and 2nd-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan32° / 22°1481113.64.1
Feb31° / 21°13610.1134.5
Mar29° / 20°14310.212.25.4
Apr26° / 17°1689.811.36.8
May23° / 14°1127.810.67.2
Jun20° / 12°807.810.26.7
Jul20° / 10°717.210.47.0
Aug23° / 11°756.7117.6
Sep25° / 13°1098.411.87.4
Oct27° / 16°1911112.76.5
Nov29° / 18°160913.45.9
Dec31° / 20°1601013.84.6

Cloud cover in April

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 45% of the time in April.

Beyond those clear spells, partly cloudy skies cover about 12% of April, with mostly cloudy or overcast conditions the remaining 44%.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
15941
25941
35842
45842
55842
65743
75743
85743
95743
105644
115644
125644
135743
145644
155644
165644
175644
185644
195545
205545
215644
225644
235644
245644
255644
265644
275644
285644
295644
305644

Chance of precipitation in April

Any precipitation

San Lorenzo gets around 168 mm of rain over 9.8 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 32% and peaks near 34% on the wettest days.

0%10%20%30%40%151015202530
Rain chance (%)
130
231
331
432
532
633
733
833
934
1034
1134
1234
1334
1433
1533
1633
1733
1833
1933
2033
2132
2232
2332
2431
2531
2631
2730
2830
2930
3029

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 24% of days. Sticky, muggy-or-worse air turns up on roughly 38% of them.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)Miserable (%)
112162727181
212162627180
312162627180
413172527180
513172427180
614172427180
714182326190
815182226190
915192225191
1016192224181
1116202224181
1217202223181
1317202223171
1417212222171
1518212322160
1618212322150
1719202422150
1819202521140
1920202521140
2021202521130
2121202621120
2222192621120
2323192621110
2424192521100
2525192521100
2626192421100
272719242190
282819232190
292920222190
303020212080

Wind in April

Winds average 12 km/h in April.

Across April, daily wind ranges from about 12 km/h on the calmest days to 12 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202530
Wind speed (km/h)Feels
112light breeze
212light breeze
312light breeze
412light breeze
512light breeze
612light breeze
712light breeze
812light breeze
912light breeze
1012light breeze
1112light breeze
1212light breeze
1312light breeze
1412light breeze
1512light breeze
1612light breeze
1712light breeze
1812light breeze
1912light breeze
2012light breeze
2112light breeze
2212light breeze
2312light breeze
2412light breeze
2512light breeze
2612light breeze
2712light breeze
2812light breeze
2912light breeze
3012light breeze

Sunrise & sunset in April

DaylightNight

Daylight runs from about 11 h 42 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 42 minutes over April. Sunrise moves from 7:07 AM to 7:23 AM, and sunset from 6:52 PM to 6:21 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
111.77:076:52
211.77:086:51
311.77:086:50
411.77:096:49
511.67:096:48
611.67:106:46
711.67:106:45
811.67:116:44
911.57:126:43
1011.57:126:42
1111.57:136:41
1211.47:136:40
1311.47:146:38
1411.47:146:37
1511.47:156:36
1611.37:156:35
1711.37:166:34
1811.37:176:33
1911.27:176:32
2011.27:186:31
2111.27:186:30
2211.27:196:29
2311.17:196:28
2411.17:206:27
2511.17:216:26
2611.17:216:25
2711.07:226:24
2811.07:226:23
2911.07:236:22
3011.07:236:21

Solar energy in April

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in April, about 4.01 kWh/m².

For context, solar energy here swings from a low near 2.59 kWh/m² to a high of 6.93 kWh/m² in December across the year — April's 4.01 kWh/m² falls in the middle.

024151015202530
Solar energy (kWh/m²)Level
14.6Bright
24.5Bright
34.5Bright
44.5Bright
54.4Bright
64.4Bright
74.3Bright
84.3Bright
94.3Bright
104.2Bright
114.2Bright
124.1Bright
134.1Bright
144.0Bright
154.0Bright
164.0Moderate
174.0Moderate
183.9Moderate
193.9Moderate
203.9Moderate
213.8Moderate
223.8Moderate
233.8Moderate
243.7Moderate
253.7Moderate
263.7Moderate
273.6Moderate
283.6Moderate
293.6Moderate
303.6Moderate
Planning a trip in April

Is April a good time to visit San Lorenzo?

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

6.8
Sightseeing
5th-best month of the year
6.6
Beach & pool
4th-best month of the year

April is a reasonable time to visit San Lorenzo for sightseeing. The water and warmth also suit a beach or pool day.

What to pack for San Lorenzo in April

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

In April, San Lorenzo sees daytime highs around 26°C and nights near 17°C. Worth packing: light clothes and rain gear. About 10 days see rain.

light clothesrain gear

UV index in San Lorenzo in April

LowModerateHighVery highExtreme

Clear-sky midday UV in April peaks around 8 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in San Lorenzo peaks around January 24 at about 14 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 21 at about 4 (moderate).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highModerateExtremeJan 24UV 14Jun 21UV 4
UV index (midday)Level
Jan14Extreme
Feb14Extreme
Mar11Extreme
Apr8Very high
May5High
Jun4Moderate
Jul4Moderate
Aug5Moderate
Sep8Very high
Oct6High
Nov11Extreme
Dec13Extreme

Air quality in San Lorenzo 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 Lorenzo is worst in August — around 16 µg/m³ PM2.5 (moderate), about 2.6× the cleanest month (May, 6 µg/m³).

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

01020JanFebMarAprMayJunJulAugSepOctNovDecGoodGoodModerateGoodAug 2115 µg/m³May 146 µg/m³
PM2.5 (µg/m³)Level
Jan11Good
Feb14Moderate
Mar7Good
Apr7Good
May6Good
Jun7Good
Jul9Good
Aug16Moderate
Sep14Moderate
Oct9Good
Nov7Good
Dec6Good
Location & terrain

Where is San Lorenzo?

San Lorenzo sits at 28.1°S, 58.8°W, 63 m above sea level, in Argentina. The nearest listed city is Saladas, 19 km away.

Topography around San Lorenzo

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

Within 3 km, the terrain around San Lorenzo has only modest variations in elevation — a maximum elevation change of 23 m around an average of 61 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 43 m; within 80 km, only modest variations in elevation — a maximum elevation change of 75 m.

The land around San Lorenzo is covered by grassland (59%) and trees (33%) within 3 km, grassland (57%) and trees (23%) within 16 km, and grassland (44%), trees (24%) and wetland (24%) within 80 km.

3 km
23 m
16 km
43 m
80 km
75 m
treesgrasslandcroplandartificial surfaceswaterwetland
April weather nearby: Saladas 19 km · Villa Ocampo 70 km · San Luis del Palmar 73 km · Corrientes 74 km · Barranqueras 75 km · Resistencia 78 km · Fontana 84 km · Goya 122 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 Lorenzo (-28.1344°, -58.7668°, elevation 63 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).