Marathon Water Temperature
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Marathon is a town close to Gulf of Mexico.
August is the month with the highest water temperature at 86.7°F / 30.4°C.
The coldest month is January with an average water temperature of 73.4°F / 23°C.
January is the driest at 0in / 0mm and September the wettest month with 6.2in / 158.5mm.
With an average air temperature of 82.9°F / 28.3°C, August is the warmest month in a year. January is the coldest with 67.8°F / 19.9°C average air temperature.
The Climate is described as tropical savanna climate with wet summer. Best time to Visit would be in March, April, May, June, July, September, October, November.
The coldest month is January with an average water temperature of 73.4°F / 23°C.
January is the driest at 0in / 0mm and September the wettest month with 6.2in / 158.5mm.
With an average air temperature of 82.9°F / 28.3°C, August is the warmest month in a year. January is the coldest with 67.8°F / 19.9°C average air temperature.
The Climate is described as tropical savanna climate with wet summer. Best time to Visit would be in March, April, May, June, July, September, October, November.
Marathon Summary
| Description | Value |
|---|---|
| Current water temperature | / |
| Warmest Month Water Temperature: | August with 86.7°F / 30.4°C |
| Coldest Month Water Temperature: | January with 73.4°F / 23°C |
| Warmest Month Air Temperature: | August with 82.9°F / 28.3°C |
| Coldest Month Air Temperature: | January with 67.8°F / 19.9°C |
| Wettest Month: | September with 6.2in / 158.5mm |
| Driest Month: | January with 0in / 0mm |
| Highest Humidity | September with 78.7% |
| Lowest Humidity | April with 69.7% |
| Best Time to Visit: | March, April, May, June, July, September, October, November |
| Climate Classification | tropical savanna climate with wet summer |
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Marathon water temperature by month
Gulf of Mexico water temperature by month
| Max. Water
Temperature (°F) |
ø. Water
Temperature (°F) |
Min. Water
Temperature (°F) |
|
|---|---|---|---|
|
January |
75 | 73.6 | 72.5 |
|
February |
74.8 | 73.8 | 72.9 |
|
March |
76.5 | 75.4 | 73.9 |
|
April |
79.5 | 77.9 | 76.5 |
|
May |
82.6 | 81 | 79.2 |
|
June |
85.5 | 84.4 | 82.8 |
|
July |
86.7 | 85.8 | 85.1 |
|
August |
86.9 | 86.5 | 85.8 |
|
September |
86.2 | 85.5 | 84.2 |
|
October |
84.4 | 82.6 | 80.2 |
|
November |
80.2 | 78.4 | 76.8 |
|
December |
76.8 | 75.7 | 74.5 |
Gulf of Mexico water temperature by month
| Max. Water
Temperature (°C) |
ø. Water
Temperature (°C) |
Min. Water
Temperature (°C) |
|
|---|---|---|---|
|
January |
23.9 | 23.1 | 22.5 |
|
February |
23.8 | 23.2 | 22.7 |
|
March |
24.7 | 24.1 | 23.3 |
|
April |
26.4 | 25.5 | 24.7 |
|
May |
28.1 | 27.2 | 26.2 |
|
June |
29.7 | 29.1 | 28.2 |
|
July |
30.4 | 29.9 | 29.5 |
|
August |
30.5 | 30.3 | 29.9 |
|
September |
30.1 | 29.7 | 29 |
|
October |
29.1 | 28.1 | 26.8 |
|
November |
26.8 | 25.8 | 24.9 |
|
December |
24.9 | 24.3 | 23.6 |
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Marathon weather today & 14-day weather forecast
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Marathon weather by month / climate table
Max. Temperature °F | ø. Temperature °F | Min. Temperature (°F) |
Precip. (in) |
Rainy Days (d) |
Rel. Humidity (%) |
|
|---|---|---|---|---|---|---|
|
January |
75 | 67.8 | 61.7 | 0 | 0 | 72.9% |
|
February |
75.7 | 69.6 | 63 | 0.1 | 0 | 74.9% |
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March |
77.5 | 71.8 | 65.7 | 0.1 | 0 | 70.5% |
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April |
80.8 | 75.4 | 70 | 0 | 0 | 69.7% |
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May |
83.5 | 78.6 | 73.4 | 1.5 | 1 | 71.7% |
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June |
85.3 | 81.5 | 77.5 | 5.8 | 16 | 77% |
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July |
86.2 | 82.6 | 79.2 | 4.2 | 12 | 76.5% |
|
August |
86.7 | 82.9 | 79.7 | 6.2 | 18 | 76.9% |
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September |
85.5 | 81.5 | 77.9 | 6.1 | 19 | 78.7% |
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October |
83.8 | 78.8 | 73 | 1.9 | 0 | 75.2% |
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November |
80.4 | 73.9 | 67.1 | 0.2 | 0 | 72.4% |
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December |
76.5 | 71.2 | 65.7 | 0.2 | 0 | 75.2% |
Max. Temperature °C | ø. Temperature °C | Min. Temperature (°C) |
Precip. (mm) |
Rainy Days (d) |
Rel. Humidity (%) |
|
|---|---|---|---|---|---|---|
|
January |
23.9 | 19.9 | 16.5 | 0 | 0 | 72.9% |
|
February |
24.3 | 20.9 | 17.2 | 2.4 | 0 | 74.9% |
|
March |
25.3 | 22.1 | 18.7 | 1.9 | 0 | 70.5% |
|
April |
27.1 | 24.1 | 21.1 | 0 | 0 | 69.7% |
|
May |
28.6 | 25.9 | 23 | 38.1 | 1 | 71.7% |
|
June |
29.6 | 27.5 | 25.3 | 147 | 16 | 77% |
|
July |
30.1 | 28.1 | 26.2 | 106.4 | 12 | 76.5% |
|
August |
30.4 | 28.3 | 26.5 | 158.5 | 18 | 76.9% |
|
September |
29.7 | 27.5 | 25.5 | 154.3 | 19 | 78.7% |
|
October |
28.8 | 26 | 22.8 | 49.1 | 0 | 75.2% |
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November |
26.9 | 23.3 | 19.5 | 4.2 | 0 | 72.4% |
|
December |
24.7 | 21.8 | 18.7 | 4.1 | 0 | 75.2% |
January is the most draught at 0in / 0mm and September the month with the most rain around 6.2in / 158.5mm.
The avg. temperature is around 82.9°F / 28.3°C, August is the hottest month in a year. January is the coolest with 67.8°F / 19.9°C avg. temperature.
Activities & POI in Marathon
| Type of Activity | List |
|---|---|
| Beach | Long Beach, Sombrero Beach, Calusa Beach, Loggerhead Beach, Sandspur Beach, Sunset Beach, Coca Plum Beach |
| Marina for Sailing, Boat adventures, fishing | Bahai Honda Marina, Old Wooden Bridge Guest Cottages & Marina LLC, Sunshine Key Marina, Little Palm Island marina, Duck Key Marina, Grassy Key Marina, Driftwood Marina & Storage, Captain Hook's Marina & Dive Center, Sea Dog Charters Marina, Starfish Snorkel, Spirit Snorkeling, Marathon Marina & Boat Yard |
| Attraction | Snorkel Tours, Old Seven Mile Bridge, New Seven Mile Bridge |
| Golf Course | Sombrero Country Club, Key Colony Beach Golf |
| Caravan Site | Grassy Key RV Park & Resort, 22, 26, 28, 36, 37, 38, 39, 4, 40, 41, 42, 44, 43, 45, 46, 47, 48, 5, 6, 7, 8, 9, 27, 1, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 2, 20, 21, 23, 24, 25, 29, 3, 30, 31, 32, 33, 34, 35, Seahorse RV Park, Royal Palm RV Park, Sunshine Key RV Resort |
