Climate · Argentina

Buenos Aires

Warm and mostly dry from December to March; mild and mostly dry from June to August.

Typical weather, averaged over 30 years34.6°S30 m above the sea
  1. Jan85°29°69°21°Rain on about two days a week.
  2. Feb84°29°68°20°Rain on about two days a week.
  3. Mar80°27°66°19°Rain on about two days a week.
  4. Apr74°23°60°16°Rain on about two days a week.
  5. May66°19°53°12°Rain on about two days a week.
  6. Jun61°16°48°9°Rain on about one day a week.
  7. Jul59°15°46°8°Rain on about two days a week.
  8. Aug63°17°48°9°Rain on about one day a week.
  9. Sep66°19°51°11°Rain on about two days a week.
  10. Oct71°22°56°13°Rain on about two days a week.
  11. Nov77°25°61°16°Rain on about two days a week.
  12. Dec83°28°65°18°Rain on about two days a week.
Each month: its typical high and low, and dots for wet days a week. Tap a month to open it.The best months

The warm season runs from December to March, with highs near 83°F and nights near 67°F. From June to August, highs are nearer 61°F. Rain falls on about two days a week, spread through the year. Daylight runs from about 10 hours in June to 14½ hours in December.The warm season runs from December to March, with highs near 28°C and nights near 19°C. From June to August, highs are nearer 16°C. Rain falls on about two days a week, spread through the year. Daylight runs from about 10 hours in June to 14½ hours in December.

Where Buenos Aires sits

America/Argentina/Buenos Aires

this place
typical high in Januarytypical high in Februarytypical high in Marchtypical high in Apriltypical high in Maytypical high in Junetypical high in Julytypical high in Augusttypical high in Septembertypical high in Octobertypical high in Novembertypical high in December 40°F4°C95°F35°C
Latitude
34.6°Ssouthern hemisphere
Above the sea
30 mlow-lying
Sunrise, mid-JanuarySunrise, mid-FebruarySunrise, mid-MarchSunrise, mid-AprilSunrise, mid-MaySunrise, mid-JuneSunrise, mid-JulySunrise, mid-AugustSunrise, mid-SeptemberSunrise, mid-OctoberSunrise, mid-NovemberSunrise, mid-December
5:55 AM6:27 AM6:52 AM7:16 AM7:39 AM7:58 AM7:58 AM7:35 AM6:54 AM6:12 AM5:41 AM5:35 AMsets 8:09 PMsets 7:49 PMsets 7:14 PMsets 6:31 PMsets 6:00 PMsets 5:49 PMsets 6:00 PMsets 6:22 PMsets 6:44 PMsets 7:06 PMsets 7:36 PMsets 8:02 PM
Nearest of ours
Anisacate643 km north-west

The land around Buenos Aires, shaded by its typical high in January, the planning map's own layer.The land around Buenos Aires, shaded by its typical high in February, the planning map's own layer.The land around Buenos Aires, shaded by its typical high in March, the planning map's own layer.The land around Buenos Aires, shaded by its typical high in April, the planning map's own layer.The land around Buenos Aires, shaded by its typical high in May, the planning map's own layer.The land around Buenos Aires, shaded by its typical high in June, the planning map's own layer.The land around Buenos Aires, shaded by its typical high in July, the planning map's own layer.The land around Buenos Aires, shaded by its typical high in August, the planning map's own layer.The land around Buenos Aires, shaded by its typical high in September, the planning map's own layer.The land around Buenos Aires, shaded by its typical high in October, the planning map's own layer.The land around Buenos Aires, shaded by its typical high in November, the planning map's own layer.The land around Buenos Aires, shaded by its typical high in December, the planning map's own layer. Hover the map for the figure at that spot; tap it on a phone. Clock times are local, for the 15th.

Through the year

week by week

Temperature

Highs from 59°F in July to 85°F in January.Highs from 15°C in July to 29°C in January.

Chance of a wet day

Wettest in February (31% of days), driest in August (20%).

Cloud cover

Clearest in January and February (30% cover), cloudiest in June (51%).

Daylight

From 9h 52m in June to 14h 26m in December.

Week by week, lightly smoothed. Shading marks the seasons; the olive line, the best months. Hover or tap a week for its figures.

Month by month

°F°C

Buenos Aires, month by month: the typical high and low, wet days a week, cloud cover and daylight.
MonthTypical low to highWet days a weekCloudDaylight
JanuaryWarm season
69°21°85°29°
2 days30%14h 11m
FebruaryWarm season
68°20°84°29°
2 days30%13h 24m
MarchWarm seasonAt its best
66°19°80°27°
2 days32%12h 21m
AprilAt its best
60°16°74°23°
2 days39%11h 15m
May
53°12°66°19°
2 days49%10h 20m
JuneCool season
48°9°61°16°
1 day51%9h 52m
JulyCool season
46°8°59°15°
2 days50%10h 05m
AugustCool season
48°9°63°17°
1 day46%10h 53m
September
51°11°66°19°
2 days44%11h 57m
OctoberAt its best
56°13°71°22°
2 days40%13h 04m
NovemberAt its best
61°16°77°25°
2 days34%13h 59m
DecemberWarm season
65°18°83°28°
2 days31%14h 26m

When is the best time to visit Buenos Aires?


The best months are March to April, or October to November: highs near 76°F, nights near 60°F, and rain on about two days a week.The best months are March to April, or October to November: highs near 24°C, nights near 16°C, and rain on about two days a week.

How we judge it: every month is scored on how close its typical high comes to the range from 70°F to 80°F, how mild its nights are, and how rarely it rains. The best months are the run of months that scores best.How we judge it: every month is scored on how close its typical high comes to the range from 21°C to 27°C, how mild its nights are, and how rarely it rains. The best months are the run of months that scores best.

Questions


What is the warmest month in Buenos Aires?

January, with highs near 85°F and lows near 69°F. The coolest is July, with highs near 59°F.January, with highs near 29°C and lows near 21°C. The coolest is July, with highs near 15°C.

When does it rain most in Buenos Aires?

February, with rain on about two days a week. August is the driest, with rain on about one day a week.

How long are the days in Buenos Aires?

From about 10 hours in June to 14½ hours in December.

When are the skies clearest in Buenos Aires?

January and February, when cloud covers about 30% of the sky on average. June is the cloudiest, at about 51%.

Places with a year like Buenos Aires's

by their highs, lows and wet days

Their highs, lows, wet days and cloud run closest to Buenos Aires's through the year, one place a country. “Six months apart”: their winter is Buenos Aires's summer.

Elsewhere in Argentina

All of Argentina

Typical weather, averaged over 30 years (1995–2024), from the 11 km grid square nearest Buenos Aires. Temperatures are adjusted against 66 weather stations: daytime highs read about 3.1°F cold in the source data and are raised to match.Temperatures are adjusted against 66 weather stations: daytime highs read about 1.7°C cold in the source data and are raised to match. Daylight is calculated from latitude. Charts are lightly smoothed week to week; the figures in the table are not. Source: Copernicus ERA5-Land reanalysis; cloud cover from NASA's MERRA-2 reanalysis, on a coarser grid of about 50 km. Contains modified Copernicus Climate Change Service information 2026; neither the European Commission nor ECMWF is responsible for any use of it. These are averages, not a forecast.

Daylight is calculated from latitude. Charts are lightly smoothed week to week; the figures in the table are not.

Source: Copernicus ERA5-Land reanalysis; cloud cover from NASA's MERRA-2 reanalysis, on a coarser grid of about 50 km. Contains modified Copernicus Climate Change Service information 2026; neither the European Commission nor ECMWF is responsible for any use of it. These are averages, not a forecast.