Marathon Weather in December

Marathon in December averages 25°C (77°F) during the day and 20°C (68°F) at night. Some rainfall is typical for this time of year.

Rainfall in Marathon in December

The climate data from previous years indicates about 10 days of rain, averaging 60 mm (2.4 in) for the month. Neither particularly heavy nor particularly frequent, the rain this month is about average. A light jacket should be enough on most wet days.

Temperature in Marathon in December

Marathon has perfect weather in December, with days reaching 25°C (77°F) and nights cooling to 20°C (68°F). Overall, the month follows a fairly predictable daily temperature pattern. Nights are mild at around 20°C (68°F), which is comfortable for most people.

Sunshine in Marathon in December

The city usually sees around 236 hours of sunlight, indicating many sunny days — a great month for sightseeing.

If you're inclined towards comfortable temperatures and drier conditions, December is a good time to visit Marathon.

Select a Month

Check the conditions for any month of the year.

• January
• February
• March
• April

• May
• June
• July
• August

• September
• October
• November
• December

For a detailed overview over the year and the best time to visit the United States of America, check out our Marathon's climate page.

Marathon Temperature in December

Min Temperature 20°C (68°F)  

Max Temperature 25°C (77°F)  

Chance of Rain 33%  

Precipitation 60 mm (2.4 in)  

Rainy days 10 days  

Humidity 76% *  

Sunshine 236 hours *  

Percentage Sunshine 71% *  

* Data from: Key West, the United States of America (73 KM, 45 Miles).

What to Wear in Marathon in December

Warm but pleasant conditions in Marathon in December. Focus on lightweight, maybe with natural fabrics, cotton blend shirts, comfortable shorts, and breathable footwear. A light cover-up for sun protection is smart too. Wet weather is likely, so pack waterproof gear for multiple rainy days. Don't forget sun protection, sunglasses, sunscreen, and a hat. These are all good ideas with this much sunshine.

What To Do in Marathon in December

We rated the following activities from 1 (least suitable) to 10 (best) to do.

Swimming

10/10

Cycling

8/10

Walking

8/10

Barbeque

10/10

Camping

8/10

Outdoor sports

8/10

Select a Month

Check the conditions for any month of the year.

• January
• February
• March
• April

• May
• June
• July
• August

• September
• October
• November
• December

For a detailed overview over the year and the best time to visit the United States of America, check out our Marathon's climate page.

More climate data for Marathon

Temperature Rainfall Sunshine Humidity

See the full Marathon climate overview or explore weather in the United States of America.