Ciudad de la Costa Weather in May

Ciudad de la Costa in May averages 19°C (66°F) during the day and 12°C (54°F) at night. Keep in mind that quite a bit of rainfall is expected this month.

Rainfall in Ciudad de la Costa in May

Historically, the month has about 9 days of rain, averaging 88 mm (3.5 in) in total. Individual showers can be quite heavy this month. A proper umbrella or rain jacket is worth having.

Temperature in Ciudad de la Costa in May

Temperatures in Ciudad de la Costa in May top out at 19°C (66°F) and drop to 12°C (54°F) overnight. Temperatures can feel cooler in the morning and evening, so layering is often the best approach. Nights drop to around 12°C (54°F), which is noticeably cooler than the daytime. A light jacket for the evening is a sensible addition, and the cool nights tend to make sleeping comfortable.

Sunshine in Ciudad de la Costa in May

You can expect a moderate amount of sunlight, with approximately 162 hours. This means a pleasant mix of sun and overcast.

Wind Speed in Ciudad de la Costa in May

May has wind speeds averaging 5 m/s (10 knots). You can expect gentle to moderate winds that move small trees and make flags wave steadily on typical days. Conditions typically range from light breezes to moderate winds.

Average water temperature in May

At 16°C (61°F), the water is cool but manageable for those who don't mind a bit of a shock getting in. Most people adjust after a few minutes.

If your ideal day consists of dry skies and pleasant temperatures, January, March, November and December typically offer the best circumstances for Ciudad de la Costa.

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 Uruguay, check out our Ciudad de la Costa's climate page.

Ciudad de la Costa Temperature in May

Min Temperature 12°C (54°F)  

Max Temperature 19°C (66°F)  

Water Temperature 16°C (61°F) *  

Chance of Rain 30%  

Precipitation 88 mm (3.5 in)  

Rainy days 9 days  

Humidity 79% *  

Windspeed 5 m/s (10 knots) *  

Sunshine 162 hours *  

Percentage Sunshine *  

* Data from: Montevideo, Uruguay (3 KM, 2 Miles).

Daily Historical Temperatures

50-year average (1976-2025)

Based on our historical records, temperatures in Ciudad de la Costa typically drop from around 20°C (68°F) at the start of May to approximately 16°C (61°F) by the end. Nights are cool, with lows typically ranging from 8°C (46°F) to 11°C (52°F).

Average temperatures in May

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Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

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

Daily Historical Precipitation

50-year average (1976-2025)

Average daily rainfall for each day of the month based on long-term records.

Average precipitation in May

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Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

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

Historical weather for Ciudad de la Costa in May

Browse day-by-day weather records for Ciudad de la Costa 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 ›

Ciudad de la Costa historical weather extremes in May

According to our 50 years of weather records for Ciudad de la Costa, the following extremes were recorded between 1976 and 2026.

• The hottest May day on record in Ciudad de la Costa reached 30°C (86°F) (May 13, 1980).
• The coldest May day was on May 30, 1979, with a maximum of 8°C (46°F).
• The coldest night in May in Ciudad de la Costa was on May 29, 1987, with a minimum of 0°C (32°F).

What to Wear in Ciudad de la Costa in May

Pleasant temperatures in May mean you can pack light but flexibel pieces. Think cotton t-shirts, comfortable walking shorts, and one warmer layer for evenings. A light sweater or denim jacket works well. Prepare for significant rainfall with proper waterproof clothing and shoes. The water temperature sits at about 16°C (61°F), which is too chilly for most people to enjoy swimming. Leave the swimsuit at home unless you love cold water. Bring sunglasses since you'll have some sunny periods throughout the month

What To Do in Ciudad de la Costa in May

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

Swimming

6/10

Cycling

9/10

Walking

9/10

Camping

8/10

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 Uruguay, check out our Ciudad de la Costa's climate page.

More climate data for Ciudad de la Costa

Temperature Rainfall Sunshine Humidity Wind Speed Water Temp

See the full Ciudad de la Costa climate overview or explore weather in Uruguay.