Colonia del Sacramento weather in April

April in Colonia del Sacramento: nice, rainy, with clean air — an excellent time to visit.

Updated September 2026 · climate normals from ERA5 reanalysis

Colonia del Sacramento🇺🇾 Uruguay · Pampas & Uruguay · City85
  1. 80Jan
  2. 80Feb
  3. 83Mar
  4. 85Apr
  5. 82May
  6. 78Jun
  7. 75Jul
  8. 80Aug
  9. 85Sep
  10. 89Oct
  11. 91Nov
  12. 85Dec

#3 of 12 months in Colonia del Sacramento · #350 of 1413 destinations to visit in April · comfort 85/100 (tier A)

Days
22°C
Nights
15°C
Wet days
8
Sun
8.4 h
Humidity
76%
Daylight
11 h
Colonia del Sacramento, Uruguay
Photo: Nikolai Kolosov · Pexels

Traveller notes on Colonia del Sacramento in April

Notes from nearby Buenos Aires (52 km away)

Colonia del Sacramento doesn't have its own notes for April yet — these are about Buenos Aires, close enough to share the season.

Buenos Aires forum regulars call April one of the year's most reliable months: “usually delightful,” cooler than the muggy summer but not cold, with autumn just beginning and the trade generally read as excellent. The framing that repeats: “mild warm, not too hot and not too cold,” with a light jacket or shawl enough for evenings dining outdoors. One honest caveat for anyone chasing fall foliage specifically — “the leaves just seem to fall from the trees but not change to brillant colours” the way a North American autumn does. Our record: 21.5°C days, 15.1°C nights, 6.2 rain days and a 20.1°C sea — mild and comparatively dry, matching the “delightful, neither extreme” read closely.
Tripadvisor community · April · 1 month ago · about Buenos Aires · Read more on Tripadvisor ↗

Other months in Colonia del Sacramento

Colonia's own forum doesn't have much May-specific weather chatter, but one useful data point came up in a beach thread: swimming season here doesn't really start until around Christmas, which confirms May sits well into the cooler off-season. The destination's own climate record fills in the rest - mild autumn days in the high teens C, cool nights, and only occasional rain. It's actually a pleasant month for what Colonia is really known for: wandering the cobblestone, Portuguese-influenced old town without summer crowds or heat.
RioDeLaPlataRegular · May · 1 month ago · Read more on Tripadvisor ↗
Forum posters are candid that November weather in Uruguay isn't a guaranteed warm, sunny stretch - it's generally decent for touring but shouldn't be assumed reliably nice. For the town itself, posters consistently praise the UNESCO-listed historic quarter (founded 1680) for its Portuguese-influenced architecture and winding streets, often compared to old Lisbon, calling it clean, safe, and notably friendly and slow-paced. The fast ferry from Buenos Aires (as short as 15 minutes on some routes) makes it an easy day trip or overnight, and posters recommend an early start and staying at one of the town's posadas to properly soak in the pace rather than rushing through on a single-day visit.
Tripadvisor community · November · 1 month ago · Read more on Tripadvisor ↗

Add your own note from Colonia del Sacramento's card on the map.

Colonia del Sacramento climate normals — April

Daytime high22°C / 72°F😎 nice
Nighttime low15°C / 59°F
Feels like (high)22°C / 72°F
Sea temperature20°C / 68°F🌊 fresh
Rainfall92 mm / 3.6 in🌧 rainy
Rainy days8 days
Humidity76%💦 very humid
Dew point14°C / 57°F
Sunshine8.4 h/day
Daylight11.2 h
Wind20 km/h / 12 mph
Air quality (US AQI)23🍃 good

Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.

Crowds in Colonia del Sacramento in April

How busy the place itself is — school and mass holidays, the months an editor tagged, and how sought-after the weather makes them. Never part of the comfort score.

BusySemana de Turismo(estimated)

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Peak crowdsBusyShoulder seasonQuiet

Best months for Colonia del Sacramento's weather

Ranked by this destination's own climate comfort score across the year — a different thing from how busy it gets (see Crowds above).

Fair weatherColonia del Sacramento's weather doesn't swing hard through the year — comfort stays fairly steady in every month.

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What's on in Colonia del Sacramento in April

Recurring seasonal events, natural spectacles, closures and holidays — curated and sourced.

  • Holiday

    Semana de Turismo

    20 Mar – 20 Apr · usuallyEaster & Holy WeekCrowdedBook earlyClosures

    Uruguay's Easter week is a full national holiday and the whole country goes on the road. The ferries from Buenos Aires and the hotels inside the walls are booked out for it. Source ↗

What's on around the world in April →

Nearby, and something's on

Within 300 km of Colonia del Sacramento — a day trip or a short hop — with something on this month. Never part of the comfort score.

Where is Colonia del Sacramento?

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Colonia del Sacramento in April — FAQ

Is April a good time to visit Colonia del Sacramento?
April in Colonia del Sacramento: nice, rainy, with clean air — an excellent time to visit. It ranks #3 of 12 months for Colonia del Sacramento on SeasonMap's comfort score (85/100).
What is the weather like in Colonia del Sacramento in April?
In April, Colonia del Sacramento averages a daily high of 22.1°C and a low of 15.2°C, with about 92.1 mm of rain over roughly 8.4 rainy days.
What is the air quality in Colonia del Sacramento in April?
Colonia del Sacramento has a mean US Air Quality Index of about 23 in April.

Within 300 km: Buenos Aires' Autumn in the plane trees around 15 Apr – 5 Jun, and Montevideo's Semana Criolla del Prado around 25 Mar – 15 Apr.