San Antonio de Areco weather in March

In March, San Antonio de Areco sees average daytime highs of 26°C and overnight lows near 16°C, with 93 mm of rain across 7.1 wet days and about 12.3 hours of daylight. It is the 4th-warmest and 6th-wettest month of the year here.

Highs ease over the month, from about 27°C in the first days to 25°C by the end. The sky is clear or mostly clear about 48% of the time in March, and the air most often feels humid.

Daylight stretches from about 12 h 48 min at the start of March to 11 h 42 min by month's end. Set against the rest of the year, March is San Antonio de Areco's 3rd-clearest and 11th-windiest month. For the whole year in context, see San Antonio de Areco's year-round climate.

Daytime high
26°
4th warmest
Overnight low
16°
9th coldest
Rainfall
93 mm
7.1 wet days
Daylight
12 h 18 min
7:00 AM – 7:15 PM
Cloud cover
45%
3rd clearest
Wind
12 km/h
11th windiest
Solar energy
5.06 kWh/m²
Travel score
7.3
out of 10

San Antonio de Areco is town in Buenos Aires Province, Argentina.

Founded
1730

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

Temperature in March

Average highAverage lowShaded bands: 10–90% of days

Highs ease over the month, from about 27°C in the first days to 25°C by the end.

A typical March day in San Antonio de Areco reaches about 26°C in the afternoon and slips back to 16°C overnight — a 11°C spread between the day's warmth and the night's chill. On most days the high lands between 22°C and 31°C. Set against its neighbours, March runs about 2°C cooler than February and about 4°C warmer than April.

10°20°30°151015202531
Avg high (°C)Avg low (°C)
12817
22817
32817
42717
52717
62717
72717
82717
92717
102716
112716
122716
132716
142716
152616
162616
172616
182615
192615
202615
212615
222615
232615
242515
252515
262515
272514
282514
292514
302514
312514

San Antonio de Areco weather by month

How March compares with the rest of the year at a glance. March is the 4th-warmest and 6th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan29° / 18°928.1145.7
Feb28° / 17°1058.213.36.3
Mar26° / 16°937.112.37.3
Apr23° / 12°100811.27.3
May19° / 645.810.26.6
Jun16° / 495.79.85.4
Jul15° / 515.79.95.1
Aug17° / 595.510.76.3
Sep19° / 706.211.86.8
Oct22° / 12°1259.512.96.9
Nov26° / 14°1007.913.87.2
Dec28° / 17°988.914.26.3

Cloud cover in March

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 48% of the time in March.

Beyond those clear spells, partly cloudy skies cover about 17% of March, with mostly cloudy or overcast conditions the remaining 35%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
16535
26634
36634
46634
56634
66634
76634
86535
96535
106535
116436
126436
136436
146436
156436
166436
176436
186436
196337
206436
216436
226436
236436
246535
256535
266535
276535
286535
296436
306436
316337

Chance of precipitation in March

Any precipitation

San Antonio de Areco gets around 93 mm of rain over 7.1 wet days in March. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 24% and peaks near 27% on the wettest days.

0%10%20%30%40%151015202531
Rain chance (%)
127
227
326
426
526
625
725
825
924
1024
1124
1223
1323
1423
1523
1623
1723
1823
1923
2022
2122
2222
2322
2422
2522
2622
2723
2823
2923
3024
3124

Humidity in March

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, March lands in the humid band about 28% of days. Sticky, muggy-or-worse air turns up on roughly 23% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
1152131258
2152131258
3162131258
4162131258
5162131248
6172130247
7172130247
8182130247
9182130247
10192130237
11192230236
12202230226
13212230216
14222230205
15232330204
16252330194
17262329183
18272429183
19282429172
20292428162
21302428162
22312528161
23322527151
24332526151
25342526151
26352625140
27352624140
28362623140
29372623140
30382622140
31392622130

Wind in March

Winds average 12 km/h in March.

Across March, 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.

051015151015202531
Wind speed (km/h)Feels
112calm
212calm
312calm
412calm
512calm
612calm
712calm
812calm
912calm
1012calm
1112calm
1212calm
1312calm
1412calm
1512calm
1612calm
1712calm
1812calm
1912calm
2012calm
2112calm
2212calm
2312calm
2412calm
2512calm
2612calm
2712calm
2812calm
2912calm
3012calm
3112light breeze

Sunrise & sunset in March

DaylightNight

Daylight runs from about 12 h 48 min at the start of March to 11 h 42 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 66 minutes over March. Sunrise moves from 6:47 AM to 7:11 AM, and sunset from 7:35 PM to 6:54 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.86:477:35
212.86:487:34
312.76:497:33
412.76:507:31
512.76:507:30
612.66:517:29
712.66:527:28
812.66:537:26
912.56:547:25
1012.56:557:24
1112.46:567:22
1212.46:567:21
1312.46:577:20
1412.36:587:18
1512.36:597:17
1612.37:007:15
1712.27:007:14
1812.27:017:13
1912.27:027:11
2012.17:037:10
2112.17:047:09
2212.07:047:07
2312.07:057:06
2412.07:067:04
2511.97:077:03
2611.97:077:01
2711.97:087:00
2811.87:096:59
2911.87:106:57
3011.87:116:56
3111.77:116:54

Solar energy in March

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in March, about 5.06 kWh/m².

For context, solar energy here swings from a low near 2.29 kWh/m² to a high of 7.41 kWh/m² in December across the year — March's 5.06 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
15.7Bright
25.7Bright
35.6Bright
45.5Bright
55.5Bright
65.5Bright
75.4Bright
85.4Bright
95.3Bright
105.3Bright
115.2Bright
125.2Bright
135.2Bright
145.1Bright
155.1Bright
165.0Bright
175.0Bright
184.9Bright
194.9Bright
204.9Bright
214.8Bright
224.8Bright
234.7Bright
244.7Bright
254.7Bright
264.6Bright
274.6Bright
284.5Bright
294.5Bright
304.4Bright
314.4Bright
Planning a trip in March

Is March a good time to visit San Antonio de Areco?

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

7.3
Sightseeing
1st-best month of the year
7.1
Beach & pool
4th-best month of the year

March is one of the better times to visit San Antonio de Areco for general sightseeing. The water and warmth also suit a beach or pool day.

What to pack for San Antonio de Areco in March

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

In March, San Antonio de Areco sees daytime highs around 26°C and nights near 16°C. Worth packing: light clothes and sun protection. About 7 days see rain.

light clothessun protection

UV index in San Antonio de Areco in March

LowModerateHighVery highExtreme

Clear-sky midday UV in March peaks around 10 (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 Antonio de Areco peaks around January 14 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 19 at about 3 (moderate).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 11 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highModerateHighVery highExtremeJan 14UV 13Jun 19UV 3
UV index (midday)Level
Jan13Extreme
Feb11Extreme
Mar10Very high
Apr6High
May4Moderate
Jun3Moderate
Jul3Moderate
Aug4Moderate
Sep6High
Oct8Very high
Nov11Extreme
Dec12Extreme

Air quality in San Antonio de Areco in March

GoodModeratePoorUnhealthyVery unhealthy

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

Air quality in San Antonio de Areco is worst in August — around 20 µg/m³ PM2.5 (moderate), about 1.9× the cleanest month (November, 10 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecGoodGoodModerateGoodAug 1619 µg/m³Nov 2310 µg/m³
PM2.5 (µg/m³)Level
Jan12Moderate
Feb11Good
Mar12Moderate
Apr11Good
May14Moderate
Jun16Moderate
Jul16Moderate
Aug20Moderate
Sep15Moderate
Oct13Moderate
Nov10Good
Dec11Good
Location & terrain

Where is San Antonio de Areco?

San Antonio de Areco sits at 34.3°S, 59.5°W, 35 m above sea level, in Argentina. The nearest listed city is Carmen de Areco, 35 km away.

Topography around San Antonio de Areco

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

Within 3 km, the terrain around San Antonio de Areco has only modest variations in elevation — a maximum elevation change of 24 m around an average of 29 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 58 m; within 80 km, only modest variations in elevation — a maximum elevation change of 94 m.

The land around San Antonio de Areco is covered by grassland (41%) and cropland (30%) within 3 km, cropland (81%) within 16 km, and cropland (54%) and grassland (20%) within 80 km.

3 km
24 m
16 km
58 m
80 km
94 m
treesgrasslandcroplandartificial surfaceswaterwetland
March weather nearby: Carmen de Areco 35 km · Zárate 44 km · Mercedes 45 km · Luján 48 km · Campana 48 km · Baradero 49 km · Pilar 56 km · Arrecifes 62 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 Antonio de Areco (-34.2508°, -59.4694°, elevation 35 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).