Marathon, FL Climate

Marathon, FL has a tropical climate year-round with hot and humid summers and mild winters. Temperatures average in the low 80s during summer months, while winter temperatures can drop to around 60 degrees Fahrenheit. Rainfall is abundant during the warmer months, while humidity remains high throughout the year. Despite its humid climate, Marathon's beautiful beaches and coastal waters make it an ideal spot for fishing and other outdoor activities. During the winter months, visitors may even experience a few cold fronts with temperatures plummeting down into the 50s or even 40s for a few days.

Marathon, Florida gets 45 inches of rain, on average, per year. The US average is 38 inches of rain per year.

Marathon averages 0 inches of snow per year. The US average is 28 inches of snow per year.

On average, there are 250 sunny days per year in Marathon. The US average is 205 sunny days.

Marathon gets some kind of precipitation, on average, 99 days per year. Precipitation is rain, snow, sleet, or hail that falls to the ground. In order for precipitation to be counted you have to get at least .01 inches on the ground to measure.

Weather Highlights

Summer High: the July high is around 90 degrees
Winter Low: the January low is 63
Rain: averages 45 inches of rain a year
Snow: averages 0 inches of snow a year

Bestplaces Comfort Index

The annual BestPlaces Comfort Index for Marathon is 6.0 (10=best), which means it is one of the least comfortable places in Florida.

2.1 Summer - 8.8 Winter

January, February and December are the most pleasant months in Marathon, while August and July are the least comfortable months.

Climate	Marathon, Florida	United States
	45.1 in.	38.1 in.
	0.0 in.	27.8 in.
	99.3 days	106.2 days
	250 days	205 days
	90.0°	85.8°
	62.8°	21.7°
	6	7
	7.2	4.3
	3 ft.	2443 ft.

Climate

YOU SHOULD KNOW

Many people confuse weather and climate but they are different. Weather is the conditions of the atmosphere over a short period of time, and climate is how the atmosphere is over long periods of time.

Weather is how the atmosphere is behaving and its effects upon life and human activities. Weather can change from minute-to-minute. Most people think of weather in terms of temperature, humidity, precipitation, cloudiness, brightness, visibility, wind, and atmospheric pressure.

Climate is the description of the long-term pattern of weather in a place. Climate can mean the average weather for a particular region and time period taken over 30 years. Climate is the average of weather over time.

August is the hottest month for Marathon with an average high temperature of 90.4°, which ranks it as cooler than most places in Florida. In Marathon, there are 6 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Marathon are December, February and March.

In Marathon, there are 58.9 days annually when the high temperature is over 90°, which is cooler than most places in Florida.

January has the coldest nighttime temperatures for Marathon with an average of 62.8°. This is one of the warmest places in Florida.

In Marathon, there are 0.0 days annually when the nighttime low temperature falls below freezing, which is one of the warmest places in Florida.

In Marathon, there are 0.0 days annually when the nighttime low temperature falls below zero°, which is about average compared to other places in Florida.

Humidity in Marathon is significant throughout the year, and miserable in the summer. The humidity here has been described as oppressive or stifling. The most uncomfortably humid months in Humidity in Marathon is significant throughout the year, and miserable in the summer. are August, September and July.

September is the wettest month in Marathon with 7.4 inches of rain, and the driest month is January with 1.9 inches. The wettest season is Autumn with 35% of yearly precipitation and 13% occurs in Spring, which is the driest season. The annual rainfall of 45.1 inches in Marathon means that it is one of the driest places in Florida.

September is the rainiest month in Marathon with 14.1 days of rain, and April is the driest month with only 4.5 rainy days. There are 99.3 rainy days annually in Marathon, which is one of the least rainy places in Florida. The rainiest season is Autumn when it rains 34% of the time and the driest is Summer with only a 16% chance of a rainy day.

There is rarely any recorded snowfall in Marathon, ranking it as one of the least snowy places in Florida. Any measurable snowfall is a rare occurance in Marathon.