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Colonia del Sacramento Weather in May
Colonia del Sacramento in May sees pleasant daytime temperatures of 18°C (64°F) and nighttime lows of 13°C (55°F). With just 76 mm (3 in) of rainfall on average, it's the driest month of the year.
Rainfall in Colonia del Sacramento in May
Dry conditions dominate this month. A great time for outdoor fun and exploration. Rain is expected on roughly 7 days, totalling around 76 mm (3 in) for the month. Rainfall intensity is on the higher side this month. Expect more substantial showers rather than light, passing rain.
Temperature in Colonia del Sacramento in May
In May, Colonia del Sacramento sees pleasant temperatures, with highs of 18°C (64°F). Nights drop to around 13°C (55°F). This creates a mild day-to-night pattern that is generally easy to manage with the right clothing. With lows of 13°C (55°F), nights are cool. If you're out after dark, an extra layer will keep you comfortable. The cooler air at night is also great for getting a good rest.
Sunshine in Colonia del Sacramento in May
The month brings about 167 hours of sunlight, offering a comfortable mix of sun and overcast.Our weather planner can help you find worldwide destinations with pleasant weather during this period. January and December typically offer the best weather for Colonia del Sacramento.
Colonia del Sacramento Temperature in May
Min Temperature
13°C (55°F)
Max Temperature
18°C (64°F)
Chance of Rain
24%
Precipitation
76 mm (3 in)
Rainy days
7 days
Humidity
77% *
Sunshine
167 hours *
Percentage Sunshine
*
* Data from: Buenos Aires, Argentina (74 KM, 46 Miles).
Colonia del Sacramento Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Colonia del Sacramento - and find the best time to visit.
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in Colonia del Sacramento 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 12°C (54°F).
Average temperatures in May
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
Historical weather records for Colonia del Sacramento in May
Browse day-by-day weather records for Colonia del Sacramento spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Colonia del Sacramento historical weather extremes in May
Based on 50 years of weather observations in Colonia del Sacramento between 1976 and 2026, these are the recorded extremes.
- Colonia del Sacramento recorded its highest May temperature of 30°C (86°F) on May 12, 1980.
- The lowest daytime temperature in May was 5°C (41°F), recorded on May 28, 2007.
- The coldest night in May in Colonia del Sacramento was on May 15, 1984, with a minimum of -2°C (28°F).
Best Places in Uruguay in May
Find out more about the weather in Uruguay and which places have the best travel conditions in this month. See all of Uruguay in May →
perfect weather
pleasant
tolerable
unpleasant
poor
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).
What to Wear in Colonia del Sacramento in May
For Colonia del Sacramento in May, you'll want flexible clothing. It's wise to pack cotton shirts, comfortable shorts, and a pair of jeans for cooler evenings. A light sweater or jacket is useful for air-conditioned spaces (like buses) or unexpected cool moments. Rain is likely on several days, so bring a good rain jacket. Sunglasses could come in handy during the sunnier parts of your trip.
What To Do in Colonia del Sacramento in May
We rated the following activities from 1 (least suitable) to 10 (best) to do.
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Swimming6/10 -
Cycling9/10 -
Walking9/10 -
Camping8/10 -
Outdoor sports9/10
Colonia del Sacramento 3-Day Forecast
More climate data for Colonia del Sacramento
Temperature Rainfall Sunshine Humidity
See the full Colonia del Sacramento climate overview or explore weather in Uruguay.
Popular in May
Where to go in May - average daytime high across popular destinations.
Punta Del Diablo
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