Sea Temperature in Marathon in May

Complete information on the sea temperature range in the Gulf of Mexico (Gulf of America) in Marathon in May. Historical daily data. Climate details for May. Tips on swimming conditions and beach relaxation in Marathon. We find every spot where you can swim and tell you what the water temperature is there today and throughout the year.

Water Temperature Range in Marathon in May

75°F

MINIMUN

82°F

AVERAGE

90°F

MAXIMUM

Historical Data of Water Temperature in May in Marathon

Water Temperature Chart for Gulf of Mexico (Gulf of America) in Marathon in May

Sea Temperature Table in Marathon in May Over the Past Years

Day	2024	2023	2022	Average
May 1	82°C	81°C	77°C	79°C
May 2	86°C	79°C	77°C	80°C
May 3	82°C	81°C	77°C	79°C
May 4	84°C	81°C	77°C	80°C
May 5	84°C	81°C	79°C	81°C
May 6	84°C	81°C	79°C	81°C
May 7	84°C	81°C	79°C	81°C
May 8	82°C	81°C	79°C	81°C
May 9	84°C	81°C	79°C	81°C
May 10	84°C	81°C	81°C	82°C
May 11	84°C	79°C	81°C	82°C
May 12	86°C	81°C	81°C	82°C
May 13	84°C	81°C	81°C	82°C
May 14	84°C	81°C	81°C	82°C
May 15	81°C	81°C	82°C	82°C
May 16	81°C	79°C	82°C	82°C
May 17	82°C	81°C	82°C	82°C
May 18	79°C	82°C	82°C	82°C
May 19	77°C	82°C	82°C	82°C
May 20	77°C	81°C	81°C	81°C
May 21	79°C	82°C	81°C	82°C
May 22	81°C	81°C	82°C	82°C
May 23	77°C	81°C	82°C	82°C
May 24	79°C	81°C	82°C	82°C
May 25	79°C	81°C	82°C	82°C
May 26	81°C	82°C	82°C	83°C
May 27	81°C	81°C	82°C	83°C
May 28	81°C	82°C	84°C	84°C
May 29	82°C	82°C	84°C	84°C
May 30	82°C	82°C	84°C	85°C

Marathon Climate and Swimming Opportunities in May

86°F

Average Day Air Temperature

72°F

Average Night Air Temperature

5 in

Precipitation Amount per Month

10 days

Number of Rainy Days

13 hrs

Daylight
per Day

10 hrs

Sunshine
per Day

10 mph

Average Wind Speed

73%

Average
humidity

Marathon lies within the Florida in United States. The average daytime temperature in Marathon in May is 86°F (30°C), while the nighttime average is 72°F (22°C). There are typically 10 rainy days during the month, with a total precipitation of 4.6 inches (116 mm). The daylight duration in May in Marathon is 13 hours, with an average of 10 hours of sunshine per day. The average wind speed in May is 11 mph (17 km/h), and the humidity level is around 73%.

The water temperature in Marathon in May ranges from 79°F to 84°F (26°C to 29°C). At the beginning of the month, the average temperature is around 81°F (27°C), shifting to 82°F (28°C) by mid-May and reaching 82°F (28°C) in the last ten days. Overall, the average sea temperature in Marathon for May is 82°F (28°C). The water is almost like a bath, perfect for those who prefer very warm conditions. However, it may not be as refreshing on extremely hot days.

Sea Temperature in May in Nearby Cities

Frequently Asked Questions About Water Temperatures in May in Marathon

What is the sea temperature in Marathon in May?

The water temperature in the Gulf of Mexico (Gulf of America) in Marathon in May ranges from 79°F to 84°F (26°C to 29°C).

Is it possible to swim in the Gulf of Mexico (Gulf of America) in Marathon in May?

The average sea temperature in Marathon in May is 82°F (28°C), and the air temperature is 86°F (30°C), so the water is almost like a bath, perfect for those who prefer very warm conditions. However, it may not be as refreshing on extremely hot days.