Argentina · Regional climate

San Juanwhen to go

Regional slice of Argentina with its own temperature profile. Best months here: Jan · Feb · Dec.

Range: 8–24 °C
Compare: −5.2°C vs. Argentina mean
Country: Argentina
TZ: America/Argentina/Buenos_Aires

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12-month climate · San Juan

How the year moves in San Juan

Ten years of ERA5, aggregated over San Juan itself rather than over Argentina as a whole — the same series the month-by-month scores below are built from.

Temperature°C

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Month	Average daytime high (°C)
January	23.6
February	22.9
March	21.1
April	17.0
May	12.1
June	8.0
July	8.1
August	10.6
September	13.7
October	16.9
November	20.9
December	23.1

Rainfallmm

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Month	Rainfall (mm)
January	82
February	52
March	37
April	25
May	27
June	29
July	16
August	19
September	16
October	33
November	33
December	49

Sunshinehr / day

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Month	Sunshine hours (hr / day)
January	10.5
February	9.9
March	9.3
April	8.4
May	7.4
June	7.3
July	7.9
August	8.8
September	9.8
October	10.5
November	11.5
December	11.6

Month by month · San Juan

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Safety · 6 governments

What the governments say about Argentina

Combined advisory · most-cautious-wins

Exercise increased caution

Highest level across 6 governments · Advisory last changed 2026-10-18

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