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Marathon Weather in August

Marathon in August averages 33°C (91°F) during the day and 27°C (81°F) at night. Keep in mind that quite a bit of rainfall is expected this month.

Rainfall in Marathon in August

Typically, about 21 days will experience rainfall, with an average of 160 mm (6.3 in) for the month. Rain falls regularly this month and can be quite heavy when it does. Showers can be substantial, so waterproof gear is a good idea.

Temperature in Marathon in August

In August, Marathon gets very high temperatures, with highs of 33°C (91°F). Nights cool to around 27°C (81°F). It's usually most comfortable outside during the morning and later in the day. At 27°C (81°F) overnight, the heat doesn't let up much after dark. If you're staying somewhere without air conditioning, a cold shower before bed and keeping the air moving can help.

Keep in mind that while these are the average temperatures, there can be days that are even hotter. It's essential to be prepared for such heat. Wearing light, breathable fabrics and protecting yourself from the sun's intensity with hats or shades can make a difference. Hydration is key, so remember to drink plenty of water. Especially if you find yourself outdoors for a longer period.

Sunshine in Marathon in August

Expect sunny days throughout the month, with an estimated 309 hours of sunshine. This makes it a pleasant time to visit Marathon.

If you're looking for dry conditions and comfortable temperatures, August may not be the ideal month to visit Marathon. Our weather planner can help you explore destinations with more pleasant weather conditions.

Marathon Temperature in August

Min Temperature
27°C (81°F)
Max Temperature
33°C (91°F)
Chance of Rain
69%
Precipitation
160 mm (6.3 in)
Rainy days
21 days
Humidity
73% *
Sunshine
309 hours *
Percentage Sunshine
76% *
* Data from: Key West, the United States of America (73 KM, 45 Miles).

Marathon Weather by Month

Pick a month to see the average temperature, rainfall and sunshine in Marathon - and find the best time to visit.

Best Places in the United States of America in August

Find out more about the weather in the United States of America and which places have the best travel conditions in this month. See all of the United States of America in August →

perfect weather
pleasant
tolerable
unpleasant
poor

Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).

What to Wear in Marathon in August

Warm temperatures in August make for comfortable sightseeing weather. Pack breathable fabrics like cotton shirts, knee-length shorts or skirts, and comfortable walking shoes. A thin long sleeve for indoor spaces is handy. Heavy rain is guaranteed, please bring a good poncho and waterproof everything! 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 August

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

  • Swimming
    8/10
  • Cycling
    7/10
  • Walking
    7/10
  • Camping
    7/10
  • Outdoor sports
    7/10

Marathon 3-Day Forecast

Popular in August

Where to go in August - average daytime high across popular destinations.

Bucket list

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