COVID-19 (Coronavirus) may impact your travel plans and the data on our site. Stay safe, and always check official travel advice before you book.

Best time to visit Marco Island, FL, USA

Our verdict

The best time to visit Marco Island is March-April

Based on all the essential things any traveller needs to know about visiting Marco Island such as the cost of travel, weather, peak travel seasons and many more, March-April is the best time of year to go.

During the warmer months, temperatures in Marco Island can rise to a maximum of 32℃ (90℉). The weather at night in the winter can get down to temperatures as low as 12℃ (54℉).

The longest days between sunrise and sunset in Marco Island are usually in July, so if you want to get the most out of your daytime activities, be sure to plan your visit around this time. To stay dry, avoid travelling to Marco Island in August – It’s the wettest month of the year.

Learn everything you need to know (and none of the stuff you don’t) about when to go to Marco Island below. Be sure to check out the handy tools we’ve included to help you search for flights and transport, accommodation, and everything else you need to plan and book your trip.

Warmest month

August

Least rainfall

March

Most daylight

July

Marco Island seasons

Before you continue, it’s important to know when the seasons are in Marco Island as they might be different to yours depending on where in the world you’re travelling from. Marco Island is in the Northern Hemisphere, so the seasons fall during these months:

SeasonMonths
Summer June to August
Autumn/fall September to November
Winter December to February
Spring March to May

Average temperatures in Marco Island

If the temperature is a big factor for you to help you decide when to visit, the chart below shows the average minimum and maximum temperatures in Marco Island for each month side-by-side so you can easily see the difference in weather throughout the year. To see the temperatures in both Celsius (°C) and Fahrenheit (°F), hover or tap the shaded boxes on the graph.

Marco Island climate by month

If you already have a rough idea about which months you might want to travel, the section below shows a detailed breakdown of the climate in Marco Island for each month so you can see if it all suits your wants and needs. Scroll down, or use the quick menu below to jump to your preferred month.

Jump to:

JAN
FEB
MAR
APR
MAY
JUN
JUL
AUG
SEP
OCT
NOV
DEC

Marco Island in January

  • Average temperature: 19℃ (66℉)
  • Average high temperature: 22℃ (71℉)
  • Average low temperature: 15℃ (60℉)
  • Average humidity: 73%
  • Average sunny days: 22 days
  • Average rainfall: 21mm (1") over 8 days
22 days
of pure sunshine
8 days
of showers or rain

What to pack: If you’re heading to Marco Island in January, make sure you pack a light jumper or hoodie for the evenings and some light clothes for the daytime.


Marco Island in February

  • Average temperature: 20℃ (68℉)
  • Average high temperature: 23℃ (74℉)
  • Average low temperature: 17℃ (62℉)
  • Average humidity: 75%
  • Average sunny days: 20 days
  • Average rainfall: 18mm (1") over 7 days
20 days
of pure sunshine
7 days
of showers or rain

What to pack: If you’re heading to Marco Island in February, make sure you pack t-shirts for the daytime and maybe a light jumper for the evenings as it cools down a bit.


Marco Island in March

  • Average temperature: 21℃ (70℉)
  • Average high temperature: 24℃ (76℉)
  • Average low temperature: 18℃ (64℉)
  • Average humidity: 72%
  • Average sunny days: 20 days
  • Average rainfall: 16mm (1") over 10 days
20 days
of pure sunshine
10 days
of showers or rain

What to pack: If you’re heading to Marco Island in March, make sure you pack t-shirts for the daytime and maybe a light jumper for the evenings as it cools down a bit.


Marco Island in April

  • Average temperature: 24℃ (75℉)
  • Average high temperature: 27℃ (81℉)
  • Average low temperature: 21℃ (70℉)
  • Average humidity: 73%
  • Average sunny days: 16 days
  • Average rainfall: 18mm (1") over 11 days
16 days
of pure sunshine
11 days
of showers or rain

What to pack: If you’re heading to Marco Island in April, make sure you pack t-shirts and light clothing.


Marco Island in May

  • Average temperature: 26℃ (79℉)
  • Average high temperature: 29℃ (84℉)
  • Average low temperature: 23℃ (74℉)
  • Average humidity: 73%
  • Average sunny days: 13 days
  • Average rainfall: 53mm (2") over 15 days
13 days
of pure sunshine
15 days
of showers or rain

What to pack: If you’re heading to Marco Island in May, make sure you pack t-shirts and light clothing.


Marco Island in June

  • Average temperature: 28℃ (82℉)
  • Average high temperature: 30℃ (87℉)
  • Average low temperature: 26℃ (78℉)
  • Average humidity: 75%
  • Average sunny days: 9 days
  • Average rainfall: 65mm (3") over 18 days
9 days
of pure sunshine
18 days
of showers or rain

What to pack: If you’re heading to Marco Island in June, make sure you pack t-shirts and shorts.. It stays warm all day and night.


Marco Island in July

  • Average temperature: 29℃ (84℉)
  • Average high temperature: 31℃ (88℉)
  • Average low temperature: 27℃ (80℉)
  • Average humidity: 74%
  • Average sunny days: 9 days
  • Average rainfall: 79mm (3") over 20 days
9 days
of pure sunshine
20 days
of showers or rain

What to pack: If you’re heading to Marco Island in July, make sure you pack t-shirts and shorts.. It stays warm all day and night.


Marco Island in August

  • Average temperature: 29℃ (84℉)
  • Average high temperature: 31℃ (88℉)
  • Average low temperature: 27℃ (80℉)
  • Average humidity: 74%
  • Average sunny days: 7 days
  • Average rainfall: 95mm (4") over 22 days
7 days
of pure sunshine
22 days
of showers or rain

What to pack: If you’re heading to Marco Island in August, make sure you pack t-shirts and shorts.. It stays warm all day and night.


Marco Island in September

  • Average temperature: 28℃ (82℉)
  • Average high temperature: 31℃ (87℉)
  • Average low temperature: 26℃ (79℉)
  • Average humidity: 75%
  • Average sunny days: 7 days
  • Average rainfall: 61mm (2") over 21 days
7 days
of pure sunshine
21 days
of showers or rain

What to pack: If you’re heading to Marco Island in September, make sure you pack t-shirts and shorts.. It stays warm all day and night.

Marco Island in October

  • Average temperature: 26℃ (79℉)
  • Average high temperature: 29℃ (84℉)
  • Average low temperature: 23℃ (74℉)
  • Average humidity: 74%
  • Average sunny days: 16 days
  • Average rainfall: 38mm (1") over 13 days
16 days
of pure sunshine
13 days
of showers or rain

What to pack: If you’re heading to Marco Island in October, make sure you pack t-shirts and light clothing.


Marco Island in November

  • Average temperature: 23℃ (73℉)
  • Average high temperature: 26℃ (78℉)
  • Average low temperature: 20℃ (68℉)
  • Average humidity: 73%
  • Average sunny days: 21 days
  • Average rainfall: 19mm (1") over 8 days
21 days
of pure sunshine
8 days
of showers or rain

What to pack: If you’re heading to Marco Island in November, make sure you pack t-shirts for the daytime and maybe a light jumper for the evenings as it cools down a bit.


Marco Island in December

  • Average temperature: 21℃ (70℉)
  • Average high temperature: 24℃ (75℉)
  • Average low temperature: 18℃ (64℉)
  • Average humidity: 76%
  • Average sunny days: 20 days
  • Average rainfall: 22mm (1") over 8 days
20 days
of pure sunshine
8 days
of showers or rain

What to pack: If you’re heading to Marco Island in December, make sure you pack t-shirts for the daytime and maybe a light jumper for the evenings as it cools down a bit.


Top FAQs

The hottest month of the year in Marco Island is usually August, where temperatures tend to rise to around 31℃ (88℉) in the middle of the day or early afternoon.
The month with the least amount of rain in Marco Island is generally around March. The dry season often coincides with cooler weather, so you should check the temperatures in March first to make sure it’s still a good time to go.
The rainiest time of year in Marco Island is generally around August, although the wetter season can sometimes extend a few months either side of August too.
If you want to get the most out of your time visiting Marco Island, or if you're just afraid of the dark, the days in July are usually the longest between sunrise and sunset.

Marco Island map