The best times to visit Merlo for ideal weather are
March 19th to May 27th
August 27th to November 4th
based on average temperature and humidity from NOAA (the National Oceanic and Atmospheric Administration). Read below for more weather and travel details.
Merlo Travel Guide
Other Merlo Travel Info
Weather in Merlo
Average temperatures in Merlo vary greatly. Considering humidity, temperatures feel very nice much of the year, but hot in the summer and cold in the winter with a low chance of precipitation most of the year. The area is somewhat temperate — in the 46th 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 Merlo, the hottest months are January, December, and then February. See average monthly temperatures below. The warmest time of year is generally late December where highs are regularly around 95.4°F (35.2°C) with temperatures rarely dropping below 66.7°F (19.3°C) at night.
Merlo Temperatures (Fahrenheit)
Merlo 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.
Merlo Perceived Temperature (F)
Merlo Perceived Temperature (C)
Average Merlo 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)|
Precipitation (Rain or Snow)
If dry weather is what you’re after, the months with the lowest chance of significant precipitation in Merlo are July, June, and then August. Note that we define “significant precipitation” as .1 inches or more in this section. The lowest chance of rain or snow occurs around late July. For example, on the week of July 23rd there are no days of precipitation on average. By contrast, it’s most likely to rain or snow in early February with an average of 2 days of significant precipitation the week of February 5th.
When can you find snow in Merlo? Weather stations report very large amounts of snow likely to be deepest around June, especially close to mid April. The best time to ski (if at all) in Merlo is often around around April 16th when fresh powder is deepest. 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 Merlo.
Snow on the Ground
The graph below shows the average snow on the ground in Merlo (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
Merlo has some comfortably humid months, and slightly dry months in the opposite season. The least humid month is August (33.5% relative humidity), and the most humid month is May (57.8%).
Wind in Merlo is usually calm. The windiest month is November, followed by December and October. November’s average wind speed of around 5.7 knots (6.6 MPH or 10.6 KPH) is considered “a light breeze.” Maximum sustained winds (the highest speed for the day lasting more than a few moments) are at their highest in mid to late November where average top sustained speeds reach 12.6 knots, which is considered a moderate breeze.
Relative Humidity (%)
The graph below shows the average % humidity by month in Merlo.
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||4.8||Light breeze||11.5||Significant breeze|
|Feb||4.2||Light breeze||9.4||Gentle breeze|
|Mar||4||Light breeze||9||Significant breeze|
|Apr||4.2||Light breeze||9||Gentle breeze|
|May||3.9||Barely noticeable||8.4||Significant breeze|
|Jun||3.7||Barely noticeable||8.1||Gentle breeze|
|Jul||4.1||Light breeze||8.9||Significant breeze|
|Aug||4.6||Light breeze||9.8||Gentle breeze|
|Sep||5.1||Light breeze||11.3||Significant breeze|
|Oct||5.3||Light breeze||11.2||Significant breeze|
|Nov||5.7||Light breeze||12||Significant breeze|
|Dec||5.4||Light breeze||11.7||Significant breeze|
Show Relative Humidity by Month
|Month||Avg. Relative Humidity|
Is it Safe to Travel to Merlo?
Our best data indicates this area is generally safe. As of Oct 07, 2019 there are no travel advisories or warnings for Argentina; 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 24, 2019.
The Busiest and Least Crowded Months
The busiest month for tourism in Merlo, Argentina is August, followed by October and July. 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 Merlo in February. 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 Merlo Travel Experience by Season
Fall (March through May)
Humidity and temperatures combine to make this season feel warm. Highs range from 87.2°F (30.7°C) and 66.3°F (19.1°C) with colder temperatures in the later months. Rain is rare with 2 to 5 days of significant precipitation per month. 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 comfortable. These months see the least precipitation with 0 to 1 days of precipitation per month. June – August is the busiest season for tourism in Merlo, so lodging and other accommodations may cost more than usual.
Spring (September through November)
Spring daily highs range from 89.8°F (32.1°C) and 76°F (24.4°C), which will feel very nice given the humidity and wind. It rains or snows a significant amount: 2 to 6 days per month. Tourism is fairly slow during these months due to the weather, so hotels may be lower priced.
Summer (December through February)
Weather is perfect this time of year in Merlo to be enjoyable for warm weather travelers. The average high during this season is between 95.4°F (35.2°C) and 85.6°F (29.8°C). On average, it rains or snows a fair amount: 6 to 7 times per month. These times of year are the slowest with tourists.