Daytime highs, nighttime lows and the warmest cities in Montevideo, Uruguay this September.
Montevideo, Uruguay, a region in Uruguay, typically experiences mild weather in September, with maximum daytime temperatures around 18°C (64°F) and nighttime temperatures around 10°C (50°F) in Montevideo.
Find the average daytime temperatures in September for the most popular destinations in Montevideo on the map below. Click on a destination dot for more detailed information.
Check the conditions for any month of the year.
Click on a destination dot for more details. Toggle the map to compare temperatures or precipitation across Montevideo.
Marker color shows the average daytime high temperature in September: blue is cold, red is hot.
Daytime temperatures in Montevideo typically peak at 18°C (64°F) in September, putting it in the moderate range.
After dark, Montevideo cools to about 10°C (50°F) on an average September night.
Montevideo enjoys a balanced 183 hours of sunlight. This makes it neither too overcast nor too sunny.
The water temperature averages approximately 13°C (55°F) in Montevideo this month, generally too cold for comfortable swimming.
We have much more information about the climate in Montevideo.
Weather and climate has detailed information for every country in the world. Are you going to Uruguay? Get detailed historical weather averages for many cities in Uruguay.
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