Weather in Argentīna in decembris
Country-wide climate normals across 15 cities in Argentīna.
How Hot Is Argentīna in decembris?
Argentīna bakes evenly in December — highs around 29°C are typical from Mar del Plata all the way to Santiago del Estero, with very little regional variation. Lows sit around 19°C even overnight, and the country's small geographic footprint means there are no significant climate pockets. Expect uniform heat day and night.
Sunshine in Argentīna in decembris
Argentīna's December brings mixed skies — Buenos Aires averages 5.8h of sun, with similar conditions nationwide. Cloudy periods alternate with sunny stretches, and the sun is up between 5:35 am and 8:00 pm. Plan for variability rather than guaranteed sunshine.
Does It Rain In Argentīna In decembris?
Argentīna's December is wet across most regions: 139mm in Buenos Aires across 11 days, with rain falling on most days of the month. Coastal and highland regions can see significantly more, while interior regions may stay slightly drier. Sunny stretches are brief and uncommon.
Is Argentīna Humid In decembris?
Pleasant moderate humidity covers Argentīna's December: 56% on average in Buenos Aires, comfortable across the country. The balance between moisture and heat is just right, with no oppressive afternoons or parched dry spells. Most regions of the country feel similarly mild.
Wind In Argentīna In decembris
Gentle steady winds define Argentīna's December: Buenos Aires averages 19 kph, with conditions consistent across most regions. The breeze keeps warm days bearable without being a nuisance.
Cloud Cover In Argentīna In decembris
Mixed skies cover Argentīna in December: 50% cloud cover in Buenos Aires, with similar variable conditions in most regions. Days alternate between sunny stretches and cloudy spells, and weather changes through the day are common. Plan for variability.