Montevideo weather in January 2027

Q: How hot is it in Montevideo in January?

Daytime temperatures usually reach 28°C in Montevideo in January with moderate heat and humidity, falling to 18°C at night.

Q: How sunny is it in Montevideo in January?

There are normally 9 hours of bright sunshine each day in Montevideo in January - that's 66% of daylight hours.

Q: How warm is the sea around Montevideo in January?

The average sea temperature around Montevideo in January is 23°C.

Q: Does it rain in Montevideo in January?

There are usually 10 days with some rain in Montevideo in January and the average monthly rainfall is 78mm.

Expect daytime maximum temperatures of 28°C in Montevideo, Uruguay in January based on long-term weather averages. There are 9 hours of sunshine per day on average with 10 days with some rainfall and typically 78 mm of rainfall in the month.

28
28°C max day temperature
9
9 hours of sunshine per day
10
10 days with some rainfall
18
18°C min night temperature
14
14 hours of daylight per day
M
Moderate heat & humidity
78
78 mm of monthly rainfall
11
11+ (Extreme) UV index
23
23°C sea temperature

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The January 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.

How hot is it in Montevideo in January?

Daytime temperatures usually reach 28°C in Montevideo in January with moderate heat and humidity, falling to 18°C at night.

How sunny is it in Montevideo in January?

There are normally 9 hours of bright sunshine each day in Montevideo in January - that's 66% of daylight hours.

How warm is the sea around Montevideo in January?

The average sea temperature around Montevideo in January is 23°C.

Does it rain in Montevideo in January?

There are usually 10 days with some rain in Montevideo in January and the average monthly rainfall is 78mm.

Montevideo January sunrise & sunset times

Browse the sunrise and sunset times for Montevideo in January 2027. Select a month to view Montevideo sunrise and sunset times for the next 12 months.

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