Buenos Aires weather in November
In November, Buenos Aires has daytime highs averaging 24 °C, nights around 16 °C, with 8.1 wet days, and a sea temperature of 21 °C. Figures are 1991–2020 climate normals.
- 23.6°C Average high
- 16.1°C Average low
- 8.1days Wet days
- 96mm Rainfall
- 20.7°C Sea temperature
- 14h Daylight
Daily temperatures through November
How November develops
Averages for the first, middle and last part of the month, from daily 1991–2020 normals. Chance of rain is the share of years in which that calendar day recorded more than 1 mm.
| Days | Avg high | Avg low | Chance of rain |
|---|---|---|---|
| 1–10 November | 22.5 °C | 15.2 °C | 30 % |
| 11–20 November | 23.4 °C | 15.9 °C | 26 % |
| 21–30 November | 24.7 °C | 17.1 °C | 25 % |
- Average highs rise from 22.5 °C early in November to 24.7 °C by the end of it.
- Rain is most likely over days 1–10 of November (30 % of days) and least likely over days 21–30 (25 %).
What to expect
| Measure | Typical November | Share of the month |
|---|---|---|
| Days above 25 °C | 9.9 of 30 | 33 % |
| Days above 30 °C | 0.9 of 30 | 3 % |
| Days below 0 °C | 0 of 30 | 0 % |
| Days with more than 1 mm rain | 8.1 of 30 | 27 % |
Conditions in November
| Measure | Average |
|---|---|
| Mean temperature | 20 °C |
| Record high (1991–2020) | 33 °C |
| Record low (1991–2020) | 5.9 °C |
| Relative humidity | 70 % |
| Wind speed | 24 km/h |
| Cloud cover | 44 % |
Where Buenos Aires ranks in November
| Ranking | Position | Value |
|---|---|---|
| Places with the best weather in South America in November | 42nd of 50 | 87/100 |
November compared with the months around it
| Month | Avg high | Rainfall | Cloud |
|---|---|---|---|
| January | 27.7 °C | 88 mm | 38 % |
| September | 17.4 °C | 79 mm | 50 % |
| October | 20.3 °C | 119 mm | 52 % |
| November | 23.6 °C | 96 mm | 44 % |
| December | 26.5 °C | 88 mm | 40 % |
See all twelve months for Buenos Aires
- November is the 5th warmest month here.
- It is the 8th driest month of the year.
- It ranks 5th for least cloud cover.
- Days last about 14 hours from sunrise to sunset.
- It rains on 8.1 of 30 days — 27 % of the month.
- Nights are about 7.4 °C cooler than the middle of the day.
- The hottest November day on record since 1991 reached 33 °C, 9.2 °C above the usual daytime high.
- Beach score: 72 / 100 — see how this is calculated.
QuestionsNovember in Buenos Aires, answered
How warm is Buenos Aires in November?
Daily highs average 24 °C and nights fall to about 16 °C, a spread of 7.4 °C between afternoon and dawn. That makes November the 5th warmest month of the year here.
Does it rain much in Buenos Aires in November?
November averages 96 mm of rain, spread over about 8 of the 30 days — 27 % of the month. Cloud cover averages 44 % of the sky.
Is the sea warm enough to swim in November?
The sea averages 21 °C off Buenos Aires in November. Most people find water below 20 °C bracing and above 25 °C comfortable for a long swim; this figure is a monthly surface average, so a sheltered bay on a still afternoon can be warmer.
How long are the days in November?
Buenos Aires averages 14 hours between sunrise and sunset in November. Day length is computed from latitude and date, so it is exact rather than modelled — but it says nothing about how much of that time is sunny.
Data sources and method
- ERA5 / ERA5-Land reanalysis — Copernicus Climate Change Service (C3S), ECMWF. Copernicus Licence
- Open-Meteo — Open-Meteo.com. CC BY 4.0
- NOAA OISST v2.1 — NOAA Physical Sciences Laboratory. Public domain
- GeoNames — GeoNames.org. CC BY 4.0
- Normal period
- 1991–2020
- Dataset version
- era5-1991-2020-scores1.1
- Last processed
Measured values come from ERA5 reanalysis and are reproduced unchanged. Calculated by us: daylight hours, beach and comfort scores, monthly rankings, threshold day counts, chance of a wet day by date, ten-day averages within the month. Full formulas are on the methodology page.
Contains modified Copernicus Climate Change Service information 2026. Neither the European Commission nor ECMWF is responsible for any use that may be made of the Copernicus information or data it contains.