Southern summer (December to February)
Intense heat with highs around 31° and lows near 22°, regular rain (12 rainy days per month on average). A decent time to go, as long as you're willing to make a few compromises.
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When to visit Argentina
Climate · 10-year averages
When to visit Posadas?
Best time to visit Posadas: from February to November. Month-by-month temperatures, rainfall and sunshine, based on ten years of weather data.
Best time to go
From February to November
Hottest month
January · 32°
Coldest month
July · 13°
Wettest month
October · 209 mm
Climate month by month
Bars: monthly rainfall. Lines: average highs and lows. Month color: our travel comfort index.
- JanuaryCorrect
32° / 23°
- Rain
- 150 mm · 14 d
- Sunshine
- 11.3 h/day
- Humidity
- 74%
- FebruaryTrès bien
31° / 22°
- Rain
- 101 mm · 10 d
- Sunshine
- 11.0 h/day
- Humidity
- 73%
- MarchTrès bien
29° / 20°
- Rain
- 153 mm · 11 d
- Sunshine
- 9.9 h/day
- Humidity
- 77%
- AprilIdéal
26° / 18°
- Rain
- 175 mm · 9 d
- Sunshine
- 9.1 h/day
- Humidity
- 79%
- MayTrès bien
22° / 15°
- Rain
- 208 mm · 12 d
- Sunshine
- 7.3 h/day
- Humidity
- 83%
- JuneIdéal
21° / 13°
- Rain
- 122 mm · 10 d
- Sunshine
- 7.3 h/day
- Humidity
- 82%
- JulyIdéal
21° / 13°
- Rain
- 102 mm · 7 d
- Sunshine
- 8.0 h/day
- Humidity
- 78%
- AugustIdéal
23° / 14°
- Rain
- 91 mm · 7 d
- Sunshine
- 8.9 h/day
- Humidity
- 74%
- SeptemberIdéal
25° / 16°
- Rain
- 141 mm · 10 d
- Sunshine
- 8.8 h/day
- Humidity
- 75%
- OctoberTrès bien
27° / 18°
- Rain
- 209 mm · 13 d
- Sunshine
- 9.5 h/day
- Humidity
- 76%
- NovemberIdéal
29° / 19°
- Rain
- 189 mm · 11 d
- Sunshine
- 10.5 h/day
- Humidity
- 72%
- DecemberCorrect
31° / 21°
- Rain
- 153 mm · 12 d
- Sunshine
- 11.2 h/day
- Humidity
- 73%
2014–2023 averages from the ERA5 reanalysis (Copernicus) via Open-Meteo. A day counts as a “rainy day” from 1 mm of rain.
Our take, season by season
Southern fall (March to May)
Pleasant warmth with highs around 26° and lows near 18°, regular rain (10 rainy days per month on average). It's a great time to go.
Southern winter (June to August)
Mild weather with highs around 22° and lows near 13°, a few showers (8 rainy days per month on average). It's a great time to go.
Southern spring (September to November)
Pleasant warmth with highs around 27° and lows near 17°, regular rain (11 rainy days per month on average). It's a great time to go.
Frequently asked questions
- When is the best time to visit Posadas?
- The best time to visit Posadas is from February to November, with highs between 21° and 31° and few rainy days.
- What is the hottest month in Posadas?
- January is the hottest month, with an average high of 32 °C.
- What is the coldest month in Posadas?
- July is the coldest month, with an average low of 13 °C.
- When does it rain the most in Posadas?
- October is the wettest month (209 mm, about 13 rainy days). The driest is August (91 mm).
When to visit other cities · Argentina
The capital and the country's other major cities.
More practical info: Argentina
- Country guideEverything about a country on one page: time, weather, currency, plugs, emergency numbers, tipping, visas.
- WeatherTemperature, rain, wind, and UV index for every capital.
- Air qualityPollution, fine particulate matter, and ozone, with a 36-hour forecast.
- Local timeLive clock, time zone, and time difference from where you are.
- Public holidaysEvery public holiday of the year, plus the next one coming up.
- Power OutletsPlug type, voltage, and whether your devices need an adapter.
- Driving SideWhich side of the road to drive on and which license you need before renting a car.
- Emergency NumbersPolice, ambulance, and fire department numbers for every country.
- TippingHow much to tip at restaurants, in taxis, and at hotels.
- Dialing CodesHow to call a country from abroad.
- Salat TimesFajr, Dhuhr, Asr, Maghrib, Isha, and Imsak times in every capital.
- QiblaReal-time compass pointing to the Kaaba from your GPS location.
- Visa requirements from FranceDo you need a visa for Argentina?