San Miguel weather in March

In March, San Miguel sees average daytime highs of 26°C and overnight lows near 16°C, with 91 mm of rain across 7.6 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 Miguel's 4th-clearest and 11th-windiest month. For the whole year in context, see San Miguel's year-round climate.

Daytime high
26°
4th warmest
Overnight low
16°
9th coldest
Rainfall
91 mm
7.6 wet days
Daylight
12 h 18 min
6:56 AM – 7:13 PM
Cloud cover
45%
4th clearest
Wind
12 km/h
11th windiest
Solar energy
5.06 kWh/m²
Travel score
7.3
out of 10

San Miguel is city in the province of Buenos Aires in Argentina.

Founded
1864

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 Miguel reaches about 26°C in the afternoon and slips back to 16°C overnight — a 10°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)
12718
22718
32718
42717
52717
62717
72717
82717
92717
102717
112717
122717
132617
142617
152617
162616
172616
182616
192616
202616
212616
222516
232515
242515
252515
262515
272515
282515
292515
302515
312415

San Miguel 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° / 19°907.814.15.9
Feb28° / 18°1008.113.36.5
Mar26° / 16°917.612.37.3
Apr22° / 13°957.911.27.2
May19° / 10°65610.26.5
Jun15° / 586.19.75.2
Jul15° / 6069.94.9
Aug17° / 635.910.76.0
Sep19° / 726.411.86.7
Oct22° / 12°1179.312.96.8
Nov25° / 14°93813.87.3
Dec28° / 17°928.514.36.6

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 16% of March, with mostly cloudy or overcast conditions the remaining 36%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
16436
26436
36436
46436
56436
66337
76436
86337
96337
106238
116238
126238
136238
146238
156238
166337
176337
186337
196337
206337
216436
226535
236535
246535
256535
266535
276535
286535
296535
306337
316337

Chance of precipitation in March

Any precipitation

San Miguel gets around 91 mm of rain over 7.6 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 25% and peaks near 26% on the wettest days.

0%10%20%30%40%151015202531
Rain chance (%)
126
226
326
426
526
626
726
826
926
1026
1126
1226
1326
1426
1525
1625
1725
1825
1924
2024
2124
2224
2323
2423
2523
2623
2723
2823
2924
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 27% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
11419302710
2141930279
3141930279
4151830289
5151830289
6161830288
7161830288
8161830288
9171830278
10171830277
11181830277
12191830267
13201830266
14211930256
15221930245
16232029244
17242029234
18252129223
19262228223
20272228212
21282328202
22282327201
23292427191
24302426191
25312526181
26312525180
27322625170
28332624170
29332624170
30342624160
31352624160

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
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
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 6:44 AM to 7:08 AM, and sunset from 7:32 PM to 6:51 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.86:447:32
212.86:457:31
312.76:457:30
412.76:467:29
512.76:477:27
612.66:487:26
712.66:497:25
812.66:507:23
912.56:517:22
1012.56:517:21
1112.56:527:19
1212.46:537:18
1312.46:547:17
1412.36:557:15
1512.36:567:14
1612.36:567:13
1712.26:577:11
1812.26:587:10
1912.26:597:08
2012.17:007:07
2112.17:017:06
2212.07:017:04
2312.07:027:03
2412.07:037:01
2511.97:047:00
2611.97:046:58
2711.97:056:57
2811.87:066:56
2911.87:076:54
3011.87:086:53
3111.77:086:51

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 2.26 kWh/m² to a high of 7.46 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
45.6Bright
55.5Bright
65.5Bright
75.5Bright
85.4Bright
95.3Bright
105.3Bright
115.3Bright
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 Miguel?

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
6.9
Beach & pool
4th-best month of the year

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

What to pack for San Miguel in March

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

In March, San Miguel sees daytime highs around 26°C and nights near 16°C. Worth packing: light clothes and sun protection. About 8 days see rain.

light clothessun protection

Sea temperature near San Miguel in March

The nearest coast averages about 23°C in March — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 32 km away) is warmest in January at about 25°C and coldest in July near 13°C.

It's comfortable for a long swim from Nov 9 to Apr 20 — about 5.4 months when the water holds above 20°C.

10°15°20°25°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarmcomfortable to swimcomfortable to swim
Sea temperature (°C)Comfort
Jan25Warm
Feb25Warm
Mar23Refreshing
Apr21Refreshing
May17Cool
Jun14Bracing
Jul13Bracing
Aug13Bracing
Sep15Cool
Oct18Cool
Nov21Refreshing
Dec23Refreshing

UV index in San Miguel in March

LowModerateHighVery highExtreme

Clear-sky midday UV in March peaks around 9 (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 Miguel peaks around January 15 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 15UV 13Jun 19UV 3
UV index (midday)Level
Jan13Extreme
Feb11Extreme
Mar9Very high
Apr6High
May4Moderate
Jun3Moderate
Jul3Moderate
Aug4Moderate
Sep6High
Oct8Very high
Nov11Extreme
Dec12Extreme

Air quality in San Miguel 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 Miguel is worst in June — around 25 µg/m³ PM2.5 (moderate), about 2.0× the cleanest month (December, 12 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecModerateJun 2325 µg/m³Dec 1612 µg/m³
PM2.5 (µg/m³)Level
Jan13Moderate
Feb14Moderate
Mar16Moderate
Apr17Moderate
May22Moderate
Jun25Moderate
Jul25Moderate
Aug24Moderate
Sep19Moderate
Oct16Moderate
Nov13Moderate
Dec12Moderate
Location & terrain

Where is San Miguel?

San Miguel sits at 34.5°S, 58.7°W, 37 m above sea level, in Argentina. The nearest listed city is Muñiz, 2.0 km away.

Topography around San Miguel

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

Within 3 km, the terrain around San Miguel has only modest variations in elevation — a maximum elevation change of 33 m around an average of 27 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 61 m; within 80 km, only modest variations in elevation — a maximum elevation change of 122 m.

The land around San Miguel is covered by artificial surfaces (60%) and trees (35%) within 3 km, artificial surfaces (53%) and trees (29%) within 16 km, and grassland (27%) and cropland (25%) within 80 km.

3 km
33 m
16 km
61 m
80 km
122 m
treesgrasslandcroplandartificial surfaceswaterwetland
March weather nearby: Muñiz 2.0 km · Bella Vista 3.0 km · Los Polvorines 4.0 km · Villa de Mayo 5.0 km · José C. Paz 6.0 km · Ingeniero Pablo Nogués 7.0 km · Tortuguitas 8.0 km · Hurlingham 9.0 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 Miguel (-34.5433°, -58.7123°, elevation 37 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).