Castro Weather in October

October in Castro brings moderate temperatures, with highs of 15°C (59°F) and nights dropping to 6°C (43°F). Rainfall is on the higher side this month, averaging around 138 mm (5.4 in), so keep a rain jacket handy.

Rainfall in Castro in October

You can expect rain on roughly 5 days based on historical data, averaging 138 mm (5.4 in) for the month. Rainfall tends to arrive in short, intense showers this month. Rain days are few, but the showers can be surprisingly heavy.

Temperature in Castro in October

Castro in October gets highs of 15°C (59°F) during the day and drops to 6°C (43°F) at night. Temperatures can feel cooler in the morning and evening, so layering is often the best approach. Nights drop to 6°C (43°F). Cold nights like these are actually great for sleeping well, as long as you have a warm enough duvet.

For Castro itself, January and February generally stand out with the best circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.

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For a detailed overview over the year and the best time to visit Chile, check out our Castro's climate page.

Castro Temperature in October

Min Temperature 6°C (43°F)  

Max Temperature 15°C (59°F)  

Chance of Rain 17%  

Precipitation 138 mm (5.4 in)  

Rainy days 5 days  

Humidity 78% *  

* Data from: Ancud, Chile (66 KM, 41 Miles).

Historical weather for Castro in October

Browse day-by-day weather records for Castro spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.

Historical weather Temperatures Precipitation

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‹ January February March April May June July August September October November December ›

Castro historical weather extremes in October

Based on 19 years of weather observations in Castro between 2006 and 2025, these are the recorded extremes.

• The hottest October day on record in Castro reached 24°C (75°F) (October 17, 2022).
• On October 1, 2023, Castro saw its coldest October day with temperatures maxing out at 7°C (45°F).
• The coldest night in October in Castro was on October 1, 2019, with a minimum of -2°C (28°F).
• The wettest day in October Castro was on October 7, 2018 with 32 mm (1.3 in) of precipitation.

What to Wear in Castro in October

The weather can be unpredictable in October, so pack clothes you can easily mix and match. You could bring jeans, other long pants, and a few t-shirts. A light jacket or light sweater will be pleasant for the cooler moments. High rain levels are expected, so pack waterproof gear and an umbrella or poncho.

What To Do in Castro in October

We rated the following activities from 1 (least suitable) to 10 (best) to do.

Cycling

5/10

Walking

5/10

Camping

3/10

Outdoor sports

9/10

Select a Month

Check the conditions for any month of the year.

• January
• February
• March
• April

• May
• June
• July
• August

• September
• October
• November
• December

For a detailed overview over the year and the best time to visit Chile, check out our Castro's climate page.

More climate data for Castro

Temperature Rainfall Humidity

See the full Castro climate overview or explore weather in Chile.