Uruguay weather in May 2025

Expect 19°C daytime maximum temperatures in the shade with on average 5 hours of sunshine per day in Uruguay in May. Check more long-term weather averages for Uruguay in May before you book your next holiday to Uruguay in 2025/2026.

  • 19°C maximum daytime temperature in May in Uruguay (Montevideo)19
    19°C max day temperature
  • 5 hours of sunshine per day
  • 9 days with some rainfall in May in Uruguay (Montevideo)9
    9 days with some rainfall
  • 10°C minimum night-time temperature in May in Uruguay (Montevideo)10
    10°C min night temperature
  • 10 hours of daylight per day in May in Uruguay (Montevideo)10
    10 hours of daylight per day
  • No heat & humidity in May in Uruguay (Montevideo)0
    No heat & humidity
  • 76 mm monthly rainfall in May in Uruguay (Montevideo)76
    76 mm of monthly rainfall
  • UV (maximum) index 3 (Moderate) in May in Uruguay (Montevideo)3
    3 (Moderate) UV index
  • 16°C sea temperature in May in Uruguay (Montevideo)16
    16°C sea temperature

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The May weather guide for Uruguay (Montevideo) shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

Top Uruguay destinations

Below are average maximum temperatures at popular countries, regions and places in Uruguay in May. Select a holiday destination to see more weather parameters.

All Uruguay destinations

Metric (°C / mm)  |  Imperial (°F / inches)

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How hot is it in Uruguay in May?

Daytime temperatures usually reach 19°C in Montevideo, Uruguay in May, falling to 10°C at night.

How sunny is it in Uruguay in May?

There are normally 5 hours of bright sunshine each day in Montevideo, Uruguay in May - that's 53% of daylight hours.

How warm is the sea around Uruguay in May?

The average sea temperature around Montevideo, Uruguay in May is 16°C.

Does it rain in Uruguay in May?

There are usually 9 days with some rain in Montevideo, Uruguay in May and the average monthly rainfall is 76mm.

Uruguay May sunrise & sunset times

Browse the sunrise and sunset times for Uruguay in May 2025. Select a month to view Uruguay sunrise and sunset times for the next 12 months. The Uruguay sunrise and sunset times shown below are for Montevideo.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Thursday, 1st May 2025 07:21 18:02
Friday, 16th May 2025 07:33 17:49
Saturday, 31st May 2025 07:43 17:42

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