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San Isidro

City · Buenos Aires, 🇦🇷 Argentina
Population 297,282
Area 53 km²
Time zone America/Argentina/Buenos_Aires
Official website www.sanisidro.gob.ar
San Isidro

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San Isidro — Map

San Isidro — Map

Climate & when to visit

Best time to visit: January, February, March, April, October, November, December

Select a month

Typical weather in January

Great
  • 28° · extremes 16°–33°
  • 21° at night
  • 7 rainy days
  • 20 sunny days
  • 10 hours of sunshine per day
  • Humid air
  • Light breeze
  • 25°C · warm for swimming
  • UV index 12 · extreme

Typical weather in February

Great
  • 27° · extremes 14°–32°
  • 20° at night
  • 9 rainy days
  • 17 sunny days
  • 9 hours of sunshine per day
  • Humid air
  • Light breeze
  • 25°C · warm for swimming
  • UV index 11 · extreme

Typical weather in March

Great
  • 25° (feels like 24°) · extremes 13°–30°
  • 18° at night
  • 9 rainy days
  • 19 sunny days
  • 8 hours of sunshine per day
  • Humid air
  • Light breeze
  • 24°C · cool for a dip
  • UV index 9 · very high

Typical weather in April

Great
  • 21° (feels like 19°) · extremes 9°–26°
  • 15° at night
  • 9 rainy days
  • 16 sunny days
  • 7 hours of sunshine per day
  • Comfortable humidity
  • Light breeze
  • 20°C · cool for a dip
  • UV index 6 · high

Typical weather in May

Good
  • 17° (feels like 15°) · extremes 6°–23°
  • 11° at night
  • 7 rainy days
  • 14 sunny days
  • 6 hours of sunshine per day
  • Dry air
  • Light breeze
  • 17°C · too cold to swim
  • UV index 3 · moderate

Typical weather in June

Good
  • 15° (feels like 11°) · extremes 3°–20°
  • 8° at night
  • 7 rainy days
  • 12 sunny days
  • 5 hours of sunshine per day
  • Dry air
  • Light breeze
  • 14°C · too cold to swim
  • UV index 2 · low

Typical weather in July

Good
  • 14° (feels like 10°) · extremes 2°–20°
  • 8° at night
  • 7 rainy days
  • 13 sunny days
  • 5 hours of sunshine per day
  • Dry air
  • Light breeze
  • 13°C · too cold to swim
  • UV index 2 · low

Typical weather in August

Good
  • 16° (feels like 13°) · extremes 3°–23°
  • 9° at night
  • 7 rainy days
  • 15 sunny days
  • 6 hours of sunshine per day
  • Dry air
  • Light breeze
  • 14°C · too cold to swim
  • UV index 4 · moderate

Typical weather in September

Good
  • 18° (feels like 14°) · extremes 6°–23°
  • 10° at night
  • 7 rainy days
  • 16 sunny days
  • 7 hours of sunshine per day
  • Dry air
  • Light breeze
  • 15°C · too cold to swim
  • UV index 6 · high

Typical weather in October

Great
  • 21° (feels like 18°) · extremes 8°–26°
  • 13° at night
  • 9 rainy days
  • 17 sunny days
  • 8 hours of sunshine per day
  • Dry air
  • Light breeze
  • 18°C · cool for a dip
  • UV index 8 · very high

Typical weather in November

Great
  • 24° (feels like 22°) · extremes 11°–30°
  • 16° at night
  • 8 rainy days
  • 19 sunny days
  • 10 hours of sunshine per day
  • Comfortable humidity
  • Light breeze
  • 21°C · cool for a dip
  • UV index 10 · very high

Typical weather in December

Great
  • 27° (feels like 25°) · extremes 13°–32°
  • 19° at night
  • 8 rainy days
  • 20 sunny days
  • 10 hours of sunshine per day
  • Comfortable humidity
  • Light breeze
  • 24°C · cool for a dip
  • UV index 11 · extreme

Climate data: NASA POWER + Copernicus ERA5-Land and ERA5 · 1996–2025

Practical information

Currency
Argentine Peso ARS $ · Card payments · Commonly accepted
Emergency numbers
117
Electricity
Type C / Type I
220 V · 50 Hz
Languages
Spanish
Tap water
Safe to drink
Driving side
Right
Calling code
+54
Learn more

Tours & Activities

Museo Pueyrredon
Walk
Villa Ocampo
Drive
Castillo Scott

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Data: © OpenStreetMap contributors, Wikidata, Wikipedia, Tripomatic, Official websites, geoBoundaries (CC BY 4.0).