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Maldonado weather in September

Weather in Maldonado: September

Average day temperature: 58.6°F
Average night temperature: 52.8°F
Sea water temperature: 55.1°F
Number of sunny days: 13 days
Day length: 11.4 - 12.4 hours
Number of rainy days: 3 days
Precipitation totals: 1.5 in.

Air temperature in September, °F

Show year:
2025
2024
2023

The highest day temperature during September of 2025 was 66°F. At the same time the lowest night temperature was 43°F. Daily and nightly averages during September were 58.5°F and 53.1°F.

Sea water temperature in Maldonado in September, °F

Show year:
2025
2024
2023

The average sea water temperature in September of 2025 was 56.1°F. The highest and lowest sea temperatures during the month were 58.3°F and 54.0°F.

Sunny, partly cloudy and cloudy days

Mostly all days in September are sunny but cloudy days are also possible.

Precipitation total in September, in.

Precipitation total value in Maldonado in September is 1.5 in. Other months of the year show relatively similar values.

Wind speed in September, mph

The average wind speed value in September is 11.6 mph It makes September one of the least windy months of the year.

Average sunny hours

This chart shows average number of hours during the day when sunlight can reach the ground. It depends on day length and cloudiness during the day. The average number of sunny hours in September is: 6.9.

Best time for vacation in Maldonado

Sunniest months:
January 20 days
December 18 days
November 17 days
Warmest months:
January 76.5 °F
February 76.1 °F
March 74.3 °F
Warmest sea temp:
February 72.5 °F
March 72.5 °F
January 70.7 °F
Coldest months:
July 54.9 °F
August 56.2 °F
June 56.5 °F
Rainiest months:
March 4 days
February 3 days
June 3 days
Windiest months:
December 13.2 mph
November 12.9 mph
January 12.8 mph

Maldonado on a weather map

Maldonado
+68°F
W 19 mph
Feels like: +68°F
Precip.: 0%
Places in Uruguay:
Name
°F
24 Hours Forecast
Maldonado
Local time: 19:03
December 08, monday
2100
66°F
W
19 mph
December 09, tuesday
0000
66°F
W
17 mph
0300
66°F
W
16 mph
0600
68°F
W
17 mph
0900
68°F
W
21 mph
1200
68°F
W
19 mph
1500
68°F
W
17 mph
1800
68°F
W
20 mph
Units of measurement: °C / °F