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Bethlehem in May

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

59.9 °F

Average:

63.5 °F

Maximum:

66.5 °F

Sea water temperature in Bethlehem in May

In the city of Bethlehem, the month of May is somewhat too cool for swimming. The minimum recorded temperature during this month was 59.9°F on May 18, 2024, with an average temperature being 63.5°F and a maximum temperature reaching 66.5°F on May 1, 2016.

Most people would find such water temperature somewhat too cold for swimming. In May, the sea temperature remains relatively stable. The average temperature stays close to 63.5°F throughout the month, with minimal changes.
Date 10 years average 2024 2023
May 1 65.1°F 63.5°F 64.8°F
May 2 65.0°F 63.7°F 64.7°F
May 3 64.9°F 63.4°F 64.5°F
May 4 64.8°F 63.4°F 64.4°F
May 5 64.5°F 63.1°F 64.3°F
May 6 64.5°F 63.1°F 64.3°F
May 7 64.4°F 63.1°F 64.2°F
May 8 64.3°F 62.9°F 64.5°F
May 9 64.2°F 62.3°F 64.3°F
May 10 64.2°F 62.2°F 64.9°F
May 11 64.3°F 62.3°F 64.7°F
May 12 64.3°F 62.3°F 64.3°F
May 13 64.4°F 62.4°F 64.0°F
May 14 64.2°F 62.2°F 64.0°F
May 15 63.8°F 61.2°F 63.6°F
May 16 63.6°F 61.0°F 62.9°F
May 17 63.5°F 60.2°F 62.8°F
May 18 63.4°F 59.9°F 62.6°F
May 19 63.3°F 60.0°F 62.6°F
May 20 63.1°F 60.1°F 62.1°F
May 21 63.2°F 60.3°F 62.6°F
May 22 63.0°F 60.6°F 62.5°F
May 23 62.8°F 60.7°F 62.4°F
May 24 62.6°F 60.7°F 61.7°F
May 25 62.5°F 60.7°F 61.5°F
May 26 62.2°F 60.9°F 60.5°F
May 27 62.0°F 60.8°F 60.7°F
May 28 61.9°F 60.8°F 61.1°F
May 29 61.8°F 60.8°F 61.1°F
May 30 61.6°F 60.2°F 60.7°F
May 31 61.5°F 60.1°F 60.5°F

Sea water temperature in Bethlehem by month

In an average year, Bethlehem offers no days when the water temperature is warm enough to swim comfortably. The warmest water in Bethlehem was recorded on January 29, 2018, reaching a 74.3°F. While the coldest temperature occurred on August 23, 2023, dipping to 54.7°F. The average readings by season are 68.6°F in Winter, 66.7°F in Spring, 58.2°F in Summer, and 59.9°F in Autumn. May's average temperature is a slight drop from April's average of 67.0°F. In June, the temperature is expected to decrease further, potentially averaging around 60.0°F.