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Montevideo in September

Find out everything about the water temperature in Montevideo in September. Average, minimum and maximum recorded temperatures as well as daily temperature in September for the last two years. Compare the current month's sea temperature data with other months of the year.
Water temperature in September
Minimum:

52.3 °F

Average:

57.2 °F

Maximum:

62.9 °F

Sea water temperature in Montevideo in September

In the city of Montevideo, the month of September is too cold for swimming. The minimum recorded temperature during this month was 52.3°F on September 8, 2016, with an average temperature being 57.2°F and a maximum temperature reaching 62.9°F on September 26, 2018.

Swing in the water of such temperature might lead to potential hypothermia within just a few minutes. In September, the sea temperature remains relatively stable. The average temperature stays close to 57.2°F throughout the month, with minimal changes.
Date 10 years average 2024 2023
Sep 1 55.4°F 53.4°F 55.2°F
Sep 2 55.1°F 52.8°F 55.5°F
Sep 3 54.8°F 52.7°F 55.0°F
Sep 4 54.9°F 53.7°F 54.8°F
Sep 5 55.2°F 54.7°F 54.8°F
Sep 6 55.5°F 55.1°F 54.7°F
Sep 7 55.6°F 55.2°F 54.4°F
Sep 8 55.5°F 55.2°F 54.6°F
Sep 9 56.1°F 57.0°F 54.2°F
Sep 10 56.3°F 56.6°F 54.9°F
Sep 11 56.2°F 56.7°F 55.0°F
Sep 12 56.4°F 56.7°F 54.8°F
Sep 13 56.6°F 57.3°F 55.7°F
Sep 14 56.4°F 56.1°F 55.4°F
Sep 15 56.6°F 56.4°F 55.6°F
Sep 16 57.1°F 57.3°F 55.5°F
Sep 17 57.3°F 57.7°F 56.3°F
Sep 18 58.1°F 57.8°F 57.1°F
Sep 19 58.0°F 57.6°F 56.6°F
Sep 20 58.4°F 56.6°F 56.0°F
Sep 21 58.5°F 59.3°F 56.2°F
Sep 22 58.8°F 59.8°F 56.4°F
Sep 23 58.7°F 59.9°F 56.8°F
Sep 24 58.6°F 59.8°F 57.8°F
Sep 25 58.6°F 59.6°F 57.5°F
Sep 26 59.2°F 59.0°F 57.7°F
Sep 27 59.3°F 58.4°F 57.7°F
Sep 28 59.4°F 59.0°F 57.6°F
Sep 29 59.3°F 58.8°F 58.4°F
Sep 30 59.3°F 59.9°F 59.3°F

Sea water temperature in Montevideo by month

In Montevideo, the months January through February offer comfortable swimming conditions, which amounts to 79 swimming days. The warmest water in Montevideo was recorded on March 1, 2017, reaching a 82.4°F. While the coldest temperature occurred on July 13, 2024, dipping to 47.4°F. The average readings by season are 74.4°F in Winter, 67.5°F in Spring, 53.9°F in Summer, and 62.3°F in Autumn. The average temperature in September is slightly warmer than August's average of 54.1°F. And in October, the temperature is expected to rise further, potentially reaching an average of 62.2°F.