Formosa Weather in October
In Formosa, October brings very high daytime temperatures around 30°C (86°F), with nights cooling to 19°C (66°F). It is the wettest month of the year, so expect more rainfall than usual.
Rainfall in Formosa in October
It records the year's peak rainfall, often coming down quite heavily. We recommend bringing a poncho, which will keep you dry. Historically, approximately 9 days this month are expected to have rain, averaging 188 mm (7.4 in). Individual showers can be quite heavy this month. A proper umbrella or rain jacket is worth having.
Temperature in Formosa in October
Expect highs of 30°C (86°F) in Formosa in October, with nights dropping to around 19°C (66°F). The hottest part of the day is usually in the afternoon, so lighter clothing can help you stay comfortable. With overnight lows of 19°C (66°F), evenings can feel noticeably cooler than the daytime. An extra layer is a good idea, though the cool air makes for a good night's sleep.
Sunshine in Formosa in October
Expect sunny days throughout the month, with an estimated 233 hours of sunshine. This makes it a pleasant time to visit Formosa.October in Formosa can still be great, but if you prefer pleasant temperatures along with dry and sunny conditions, our weather planner can help you explore other options in the world.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Argentina, check out our Formosa's climate page.
Formosa Temperature in October
Min Temperature
19°C (66°F)
Max Temperature
30°C (86°F)
Chance of Rain
30%
Precipitation
188 mm (7.4 in)
Rainy days
9 days
Humidity
72%
Sunshine
233 hours
Percentage Sunshine
59%
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in Formosa typically stay consistent throughout October, with daily highs averaging around 30°C (86°F). Nights are pleasant, with lows typically ranging from 17°C (63°F) to 20°C (68°F).
Average temperatures in October
Daily Historical Precipitation
50-year average (1976-2025)
Average daily rainfall for each day of the month based on long-term records.
Average precipitation in October
Historical weather for Formosa in October
Browse day-by-day weather records for Formosa spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Formosa historical weather extremes in October
Based on 48 years of weather observations in Formosa between 1977 and 2025, these are the recorded extremes.
- The warmest day in October was on October 17, 2014, with a maximum of 43°C (109°F).
- The coldest night in October in Formosa was on October 3, 2010, with a minimum of 7°C (45°F).
Best Places in Argentina in October
Find out more about the weather in Argentina and which places have the best travel conditions in this month. See all of Argentina in October →
perfect weather
pleasant
tolerable
unpleasant
poor
What to Wear in Formosa in October
Warm weather calls for comfortable, breathable clothing in October. Cotton t-shirts, shorts, light dresses, and sandals are perfect. You might still want a light layer for evenings or air-conditioned places (for example buses). Also bring a poncho, it will rain a lot! Waterproof everything you can. Don't forget sun protection, sunglasses, sunscreen, and a hat. These are all good ideas with this much sunshine.What To Do in Formosa in October
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Argentina, check out our Formosa's climate page.
Temperature Rainfall Sunshine Humidity
See the full Formosa climate overview or explore weather in Argentina.
