October
Weather in South America for October 2025
Your guide to South America weather in October - trends and predictions
In general, the average temperature in South America at the beginning of October is 30 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 25.4 °C by the end of October.
South America experiences heavy rainfall in October, with over 20 rainy days and an average total precipitation 145 mm.
Is October a good time to visit South America? check out the best time to travel to South America page.
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Temperatures
Rain 🌧️
More
6
Dry days
25
Rainy days
0
Snow days
27°/18°
Temperatures
19 km/h
Avg max wind
75 %
Avg humidity
South America in October average weather
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| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1  31° | 2 31° | 3  27° | 4 26° | 5 30° | ||
| 6  32° | 7 33° | 8  34° | 9 25° | 10 25° | 11  30° | 12  32° |
| 13 22° | 14 22° | 15 30° | 16 32° | 17 30° | 18 27° | 19 20° |
| 20 18° | 21 25° | 22  29° | 23 31° | 24 32° | 25 26° | 26 23° |
| 27 19° | 28 27° | 29  29° | 30 26° | 31 28° |
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Temperatures trend during October in South America
See the weather trend as well as the moving average line
October weather day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Oct. | Light rain shower | 31° /19° | 4.7 mm | 8 | |
| 2 Oct. | Patchy rain possible | 31° /19° | 0.2 mm | 8 | |
| 3 Oct. | Cloudy | 27° /16° | 0.7 mm | 7 | |
| 4 Oct. | Light rain shower | 26° /18° | 3.3 mm | 6 | |
| 5 Oct. | Light rain shower | 30° /17° | 0.8 mm | 7 | |
| 6 Oct. | Thundery outbreaks possible | 32° /17° | 0.5 mm | 8 | |
| 7 Oct. | Light rain shower | 33° /18° | 7 mm | 8 | |
| 8 Oct. | Patchy light rain with thunder | 34° /18° | 18.7 mm | 9 | |
| 9 Oct. | Light rain shower | 25° /18° | 9.6 mm | 6 | |
| 10 Oct. | Patchy rain possible | 25° /18° | 2.6 mm | 7 | |
| 11 Oct. | Partly cloudy | 30° /18° | 8 mm | 8 | |
| 12 Oct. | Moderate rain at times | 32° /20° | 3.3 mm | 8 | |
| 13 Oct. | Light rain shower | 22° /15° | 2.3 mm | 6 | |
| 14 Oct. | Patchy rain possible | 22° /16° | 0.3 mm | 6 | |
| 15 Oct. | Light rain shower | 30° /16° | 2.3 mm | 8 | |
| 16 Oct. | Patchy light rain with thunder | 32° /19° | 1.8 mm | 8 | |
| 17 Oct. | Light rain shower | 30° /19° | 3.5 mm | 8 | |
| 18 Oct. | Patchy rain possible | 27° /17° | 3.8 mm | 7 | |
| 19 Oct. | Patchy rain possible | 20° /15° | 10.3 mm | 5 | |
| 20 Oct. | Light rain shower | 18° /15° | 3.8 mm | 5 | |
| 21 Oct. | Patchy rain possible | 25° /16° | 0.5 mm | 6 | |
| 22 Oct. | Overcast | 29° /18° | 1.7 mm | 7 | |
| 23 Oct. | Partly cloudy | 31° /19° | 12.1 mm | 8 | |
| 24 Oct. | Patchy rain possible | 32° /20° | 2.6 mm | 8 | |
| 25 Oct. | Light rain shower | 26° /20° | 6 mm | 7 | |
| 26 Oct. | Light rain shower | 23° /18° | 9 mm | 6 | |
| 27 Oct. | Moderate or heavy rain shower | 19° /16° | 4.9 mm | 5 | |
| 28 Oct. | Light rain shower | 27° /17° | 3.2 mm | 7 | |
| 29 Oct. | Moderate or heavy rain with thunder | 29° /20° | 9.6 mm | 7 | |
| 30 Oct. | Light rain shower | 26° /19° | 4.9 mm | 7 | |
| 31 Oct. | Light rain shower | 28° /18° | 3.2 mm | 7 | |
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Important Notice
Our weather forecast for South America in October is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the South America forecast closer to your planned date for the most up-to-date weather information.
South America in October - FAQ
What are the expected maximum and minimum temperatures in South America during October?
During October, expect a variety of temperatures with highs around 27° and lows near 18°, suitable for diverse activities and preferences.
How much rainfall should be expected in South America during October?
Significant rainfall exceeding 145 mm is expected in South America during October, occurring over more than 25 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in South America during October?
The average wind speed in South America during October is 19 km/h, suggesting breezy to windy conditions, depending on your activities.
What to pack to South America in October?
As you prepare for your trip to South America in October, it's important to consider the typical weather patterns for the time of year. Below is a carefully tailored packing list to ensure that your time in South America, during October, is comfortable and enjoyable, regardless of the weather conditions.
- Clothing
- Lightweight Clothing: T-shirts, blouses, shorts, skirts
- Rain Gear: Lightweight, waterproof clothing
- Footwear
- Waterproof Shoes
- Accessories
- Sunglasses: For sun protection
- Sun Hats: Wide-brimmed hats for sun protection in warm weather
- Umbrellas/Raincoats: For rainy days
- Personal Items
- Sunscreen: High SPF for sunny destinations
- Lip Balm with SPF: To protect against chapped lips
October rainfall patterns in South America
Explore the daily rainfall trends and prepare for South Americas October weather 💧
UV exposure in South America during October
Stay informed about UV levels for safe outdoor activities throughout the month of October ☀️
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