The Best Time to Visit Mercedes, Uruguay for Weather, Safety, & Tourism

The best times to visit Mercedes for ideal weather are

March 5th to May 27th

or

August 27th to December 2nd

based on average temperature and humidity from NOAA (the National Oceanic and Atmospheric Administration). Read below for more weather and travel details.

Weather in Mercedes

Temperature

Average temperatures in Mercedes vary greatly. Considering humidity, temperatures feel very nice much of the year, but hot in the summer and cold in the winter with a fair chance of precipitation about half of the year. The area is somewhat temperate — in the 41st 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 Mercedes, 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 91.8°F (33.2°C) with temperatures rarely dropping below 65.1°F (18.4°C) at night.

“Feels-Like” Temperatures

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.

Average Mercedes 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.

Precipitation (Rain or Snow)

If dry weather is what you’re after, the months with the lowest chance of significant precipitation in Mercedes are June, July, and then April. 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 mid February with an average of 3 days of significant precipitation the week of February 19th.

When can you find snow in Mercedes? Weather stations report no annual snow. 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.

Average Rain and Snow by Month

Humidity and Wind

Mercedes has some slightly muggy months, with moderately humid months on the other side of the year. The least humid month is December (43.8% relative humidity), and the most humid month is May (68.3%).

Wind in Mercedes is usually calm. The windiest month is September, followed by October and November. September’s average wind speed of around 7.6 knots (8.7 MPH or 14 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 October to early November where average top sustained speeds reach 12.7 knots, which is considered a moderate breeze.

Average Wind Speeds

Is it Safe to Travel to Mercedes?

Our best data indicates this area is generally safe, except in a few regions. As of Dec 04, 2023 there are regional travel advisories for Uruguay; exercise normal security precautions and avoid some areas. Check this page for any recent changes or regions to avoid: Travel Advice and Advisories. This advisory was last updated on Oct 26, 2023.

The Busiest and Least Crowded Months

The busiest month for tourism in Mercedes, Uruguay is January, followed by February and October. 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 Mercedes in June. Those willing to visit at these times will likely find it the least expensive month.

Estimated Tourism by Month

Overall Mercedes Travel Experience by Season

Fall (March through May)

Humidity and temperatures combine to make this season feel warm. Highs range from 86.3°F (30.2°C) and 65.9°F (18.8°C) with colder temperatures in the later months. Rain is somewhat common with 4 to 6 days of significant precipitation per month. Fall is fairly slow for tourism, which makes it a good time for those looking for deals.

Winter (June through August)

The middle-year months have cold weather with high temperatures that are brisk. These months see the least precipitation with 3 to 5 days of precipitation per month. June – August is the slowest season for tourism in Mercedes, so lodging and other accommodations may cost less than usual.

Spring (September through November)

Spring daily highs range from 86.8°F (30.4°C) and 70.7°F (21.5°C), which will feel very nice given the humidity and wind. It rains or snows a significant amount: 5 to 8 days per month. Tourism is the second busiest during these months due to the weather, so hotels may be slightly higher priced.

Summer (December through February)

Weather is perfect this time of year in Mercedes to be enjoyable for warm weather travelers. The average high during this season is between 91.8°F (33.2°C) and 82.1°F (27.8°C). On average, it rains or snows a fair amount: 6 to 8 times per month. These times of year are the busiest with tourists.

Best Times to Travel› Uruguay › Mercedes, Uruguay