The best times to visit Castro for ideal weather are
December 17th to March 18th
based on average temperature and humidity from NOAA (the National Oceanic and Atmospheric Administration). Read below for more weather and travel details.
Castro Travel Guide
Other Castro Travel Info
Weather in Castro
Average temperatures in Castro vary somewhat. Considering humidity, temperatures feel cold for most of the year with a very low chance of rain or snow throughout the year. The area is somewhat temperate — in the 43rd percentile for pleasant weather — compared to tourist destinations worldwide. Weeks with ideal weather are listed above. If you’re looking for the very warmest time to visit Castro, the hottest months are February, January, and then March. See average monthly temperatures below. The warmest time of year is generally mid January where highs are regularly around 70.8°F (21.6°C) with temperatures rarely dropping below 51.9°F (11.1°C) at night.
Castro Temperatures (Fahrenheit)
Castro Temperatures (Celsius)
The way we experience weather isn’t all about temperature. Higher temperatures affect us much more at higher humidity, and colder temperatures feel piercing with high winds. Our perceived temperatures factor in humidity and wind chill to better represent how hot or cold the day feels to a person.
Castro Perceived Temperature (F)
Castro Perceived Temperature (C)
Average Castro Temperatures by Month
Daily highs (averaged for the month) usually give the best indication of the weather. A significantly lower mean and low generally just means it gets colder at night.
|Month||Avg. High (°F)||Avg. Mean (°F)||Avg. Low (°F)|
|Month||Avg. High (°C)||Avg. Mean (°C)||Avg. Low (°C)|
Please note that a value of 0 for snow in the graph below may either mean there was no snow, or that snow is unreported.
Chance of Precipitation
The graph below shows the % chance of rainy and snowy days in Castro.
Snow on the Ground
The graph below shows the average snow on the ground in Castro (in).
Average Rain and Snow by Month
|Month||Daily Chance of Rain||Average Snow Depth (in)||Total Precipitation (in)|
|Month||Daily Chance of Rain||Average Snow Depth (cm)||Total Precipitation (cm)|
Humidity and Wind
Castro has some extremely humid months, and above average humidity throughout the year. The least humid month is February (66.9% relative humidity), and the most humid month is June (89.8%).
Wind in Castro is usually moderate. The windiest month is August, followed by May and July. August’s average wind speed of around 8.5 knots (9.8 MPH or 15.7 KPH) is considered “a gentle breeze.” Maximum sustained winds (the highest speed for the day lasting more than a few moments) are at their highest in late May to early June where average top sustained speeds reach 19.6 knots, which is considered a fresh breeze.
Relative Humidity (%)
The graph below shows the average % humidity by month in Castro.
The graph below shows wind speed (max and average) in knots.
Average Wind Speeds
Show Wind Speeds
All wind speeds are in knots. 1 knot = 1.15 MPH or 1.85 KPH.
|Month||Avg. Wind||Avg. Wind Feel||Sustained High Wind||High Wind Feel|
|Jan||6.8||Light breeze||12.2||Significant breeze|
|Feb||7.6||Gentle breeze||12.5||Significant breeze|
|Mar||7.4||Gentle breeze||12.5||Significant breeze|
|Apr||6.9||Light breeze||11.5||Significant breeze|
|May||8.4||Gentle breeze||14.1||Significant breeze|
|Jun||7.7||Gentle breeze||13.9||Significant breeze|
|Jul||8.2||Gentle breeze||14.2||Significant breeze|
|Aug||8.5||Gentle breeze||15.3||Significant breeze|
|Sep||7.5||Gentle breeze||13.6||Significant breeze|
|Oct||7.6||Gentle breeze||13.1||Significant breeze|
|Nov||7.8||Gentle breeze||13.5||Significant breeze|
|Dec||7.2||Gentle breeze||12.8||Significant breeze|
Show Relative Humidity by Month
|Month||Avg. Relative Humidity|
Is it Safe to Travel to Castro?
Our best data indicates this area is generally safe. As of Oct 07, 2019 there are no travel advisories or warnings for Chile; exercise normal security precautions. Check this page for any recent changes or regions to avoid: Travel Advice and Advisories. This advisory was last updated on Sep 05, 2019.
The Busiest and Least Crowded Months
The busiest month for tourism in Castro, Chile is January, followed by March and November. Prices for hotels and flights will be most expensive during these months, though you can save if you purchase well in advance. Tourists are unlikely to visit Castro in July. Those willing to visit at these times will likely find it the least expensive month.
Estimated Tourism by Month
Most Popular Months to Visit
Overall Castro Travel Experience by Season
Fall (March through May)
Humidity and temperatures combine to make this season feel moderately cold. Highs range from 66.7°F (19.3°C) and 51.7°F (10.9°C) with colder temperatures in the later months. Fall is the second busiest for tourism, which makes it a good time for those looking for things to do.
Winter (June through August)
The middle-year months have cold weather with high temperatures that are still jacket weather. June – August is the slowest season for tourism in Castro, so lodging and other accommodations may cost less than usual.
Spring (September through November)
Spring daily highs range from 61.7°F (16.5°C) and 50.9°F (10.5°C), which will feel chilly given the humidity and wind. Tourism is fairly slow during these months due to the weather, so hotels may be lower priced.
Summer (December through February)
Weather is somewhat cool this time of year in Castro to be enjoyable for warm weather travelers. The average high during this season is between 70.8°F (21.6°C) and 62.5°F (16.9°C). These times of year are the busiest with tourists.