Climate and monthly weather forecast
Fort Myers Beach, FL

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The climate of Fort Myers Beach

Fort Myers Beach, residing in the Sunshine State of Florida, USA, is classified under the Köppen climate classification as Aw. This classification corresponds to a tropical wet and dry or savanna type of climate, identifying it as a region with a pronounced dry season. It suggests a climate where precipitation values peak amidst hot temperatures that show relatively small monthly variations throughout the year.

From the recorded climatological parameters, it becomes apparent that Fort Myers Beach has a relatively constant temperature range, from a pleasant 59.5°F (15.3°C) at the beginning of the year, increasing gradually to reach an annual high of 88°F (31.1°C) during the dry season. Concurrently, relative humidity values range from a low point of 73% to a high of 77%, indicating a moist atmosphere throughout the year. The average sea temperature also mimics the pattern of land temperatures, rising gradually from 66.6°F (19.2°C) in the starting months to a high of 87.2°F (30.7°C) during the dry season.

Seasonal rainfall plays a crucial role in Fort Myers Beach's climate. Average rainfall volumes proceed from around the 1.46" (37mm) mark, reaching maximum levels of 8.54" (217mm) during the wet months. With more rainy days occurring from May to September, it is clear that there is a pronounced wet season in Fort Myers Beach.

The best time to visit Fort Myers Beach

For those planning to soak up some Florida sun, the months between November and April, boasting temperatures ranging from 69.8°F (21°C) to 82.9°F (28.3°C), would be the optimal choice. During this period, humidity levels are consistently around the 73% to 76% mark, ensuring a comfortable balance between warmth and atmospheric moisture. Rainfall is at its minimum, with average volumes oscillating between 1.22" (31mm) and 1.57" (40mm), indicating that mostly dry conditions prevail.

The worst time to visit Fort Myers Beach

On the other end of the spectrum, the climatological patterns suggest that the months from June to September could pose challenges for some visitors. With temperatures spiking up to between 86°F (30°C) to 88°F (31.1°C), and high humidity levels of 75%, the challenging tropical heat is accentuated. Also, during this period, rainfall records peak values from 5.71" (145mm) to 8.54" (217mm), often coupled with an expansive cloud cover, causing a spike in the number of rainy days.

Spring weather in Fort Myers Beach

Spring adds a spark of pleasant variety to Fort Myers Beach's climatic rhythm. From March to May, temperatures rise from 64°F (17.8°C) and peak at a comfortable 82.9°F (28.3°C). Humidity remains fairly consistent during spring, fluctuating between 73% and 74%, accompanied by an increase in both sea temperatures and daylight hours. Rainfall begins to increase too, with values moving from 1.26" (32mm) in March to 3.43" (87mm) by May.

Summer weather in Fort Myers Beach

Summertime at Fort Myers Beach is strongly characterized by the tropical conditions associated with its climate classification. With temperatures from 86°F (30°C) climbing to their annual maximum of 88°F (31.1°C), the season is noted for its hot conditions. The sea temperatures from June to August range from 83°F (28.3°C) to a year-round high of 87.2°F (30.7°C).

Autumn weather in Fort Myers Beach

Autumn presents another chapter in the climatic story of Fort Myers Beach. September to November sees temperatures declining gradually from their summer time highs down to a more temperate 77.5°F (25.3°C). This period also marks the end of the rainy season, with rainfall totals receding from 6.18" (157mm) in September to 1.22" (31mm) by November.

Winter weather in Fort Myers Beach

Winter months in Fort Myers Beach are characterized by pleasantly mild temperatures and reduced rainfall. Between December and February, average day temperatures decline to a yearly low of 59.5°F (15.3°C) but manage to climb back to 72°F (22.2°C) by February. Correspondingly, the sea temperatures cool, ranging from 71.2°F (21.8°C) down to 66.6°F (19.2°C).

Weather in January

January in Fort Myers Beach, Florida, is characterized by moderate temperatures, with highs rarely exceeding 69.8°F (21°C) and an average low of 59.5°F (15.3°C). The city experiences an increase in humidity accompanied by relatively low sunshine hours and a substantial level of cloud cover. Weather in January »

Weather in February

February marks a gentle transition from the cooler January, introducing higher average temperatures while maintaining the slight humidity. The sea temperature begins to rise marginally, making it a favorable period for beach activities without being overly hot. Weather in February »

Weather in March

In Fort Myers Beach, March signifies the onset of the warmer season, showing a departure from the coolness of February. The sunshine hours increase, hinting at longer daylight periods, while the sea temperature continues to rise. Weather in March »

Weather in April

April ushers in a warmer weather phase in Fort Myers Beach, featuring higher temperatures compared to March. Ensuing drier conditions suggest a decreasing likelihood of showers. The city particularly enjoys extended hours of sunlight during this time, which coupled with the increasing sea temperature, make it an ideal time for outdoor activities. Weather in April »

Weather in May

May marks a significant jump in rainfall in Fort Myers Beach, with the average rainfall shooting up to 3.43" (87mm). Additionally, the city starts experiencing the harsh Florida sun as reflected by the hike in temperatures. The high temperature, coupled with prolonged daylight hours, contributes to an increase in the average sea temperature, often alluring beach-goers and swimming enthusiasts. Weather in May »

Weather in June

June in Fort Myers Beach witnesses a drastic hike in precipitation levels, signaling the arrival of the rainy season. It also brings warmer temperatures and heightened humidity levels, emphasizing the tropical climate of Florida. The soaring temperatures make the waters of the beach pleasantly warm, desirable for bathing. Weather in June »

Weather in July

July often records the hottest temperatures in Fort Myers Beach, with highs reaching the peak of 87.4°F (30.8°C). Concurrently, the city sees its highest rainfall total, a significant 6.73" (171mm), over approximately 25 days. The weather features consistent humidity while maintaining average wind speed. Weather in July »

Weather in August

August holds onto the weather patterns witnessed in July, with a marginal increase in both average high temperature and rainfall. This month records the highest sea temperature, making it quite remarkable. The humidity levels remain stable, and the city continues to receive ample sunlight. Weather in August »

Weather in September

A notable change in Fort Myers Beach's weather is observed in September, with a reduction in the high temperatures and rainfall that dominated August. However, the month does not bring a significant drop in humidity. The sea remains warm enough for bathing, but a decrease in the average daylight hours indicates the onset of fall. Weather in September »

Weather in October

October in Fort Myers Beach introduces remarkably cooler weather, with a significant reduction in temperature compared to September. There's a considerable decrease in rainfall, indicating the end of the rainy season. The sea temperature starts to fall, signaling the transition towards winter. Weather in October »

Weather in November

November continues the cooling trend that began in October, featuring a further drop in temperature. The climate of Fort Myers Beach is characterized by a relatively lower humidity level and a significant reduction in rainfall. Weather in November »

Weather in December

December wraps up the year in Fort Myers Beach with the coolest temperatures — a refreshing change from November's mildness. The fall in sea temperature accompanies this dip, making sea activities less appealing. The city experiences an increase in relative humidity, but the average rainfall remains moderate. Weather in December »
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Frequently asked questions

What is the coldest month in Fort Myers Beach?

With an average high-temperature of 69.8°F (21°C) and an average low-temperature of 59.5°F (15.3°C), January is the coldest month.

How much does it rain in Fort Myers Beach?

Throughout the year, in Fort Myers Beach, there are 190.9 rainfall days, and 41.73" (1060mm) of precipitation is accumulated.

What months are the ocean coldest in Fort Myers Beach?

January and February, with an average ocean temperature of 66.7°F (19.3°C), are months with the coldest seawater in Fort Myers Beach, Florida.

What are the months with the lowest UV index in Fort Myers Beach?

January and February, with an average maximum UV index of 5, are months with the lowest UV index in Fort Myers Beach, Florida.

What is the driest month in Fort Myers Beach?

The month with the least rainfall is February, when the rain falls for 8.2 days and typically collects 1.06" (27mm) of precipitation.

What is the least humid month in Fort Myers Beach?

The months with the lowest humidity are March, May, July, August and October, with an average relative humidity of 73%.

When is Daylight Saving Time (DST) in Fort Myers Beach?

On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts, and the time zone changes from EST to EDT. Daylight Saving Time ends Sunday, November 3. 2024, at 2:00 am, and the time zone reverts from EDT to EST.

What month has the most sunshine in Fort Myers Beach?

The month with the most sunshine in Fort Myers Beach is May, with an average of 11h of sunshine.

What are the months with the highest UV index in Fort Myers Beach?

The months with the highest UV index are May through September, with an average maximum UV index of 7.

When are the longest days in Fort Myers Beach?

The month with the longest days in Fort Myers Beach, Florida, is June, with an average of 13h and 48min of daylight.

What month is the hottest in Fort Myers Beach?

The temperatures in Fort Myers Beach reach their highest averages in August, with highs of 88°F (31.1°C) and lows of 81.1°F (27.3°C).

What is the wettest month in Fort Myers Beach?

August is the month with the most rainfall in Fort Myers Beach. Rain falls for 27.3 days and accumulates 8.54" (217mm) of precipitation.

What month is the ocean warmest in Fort Myers Beach?

With an average ocean temperature of 87.3°F (30.7°C), August is the month with the warmest seawater.

What is the most humid month in Fort Myers Beach?

The most humid month in Fort Myers Beach, Florida, is December, with an average relative humidity of 77%.

What is the month with the shortest days in Fort Myers Beach?

December has the shortest days of the year in Fort Myers Beach, Florida, with an average of 10h and 30min of daylight.

What is the month with the least sunshine in Fort Myers Beach?

With an average of 6.6h of sunshine, December has the least sunshine of the year in Fort Myers Beach, Florida.

Average temperature
Fort Myers Beach, FL

Average temperature - Fort Myers Beach, FL

The warmest month (with the highest average high temperature) is August (88°F).
The month with the lowest average high temperature is January (69.8°F).

The month with the highest average low temperature is August (81.1°F).
The coldest month (with the lowest average low temperature) is January (59.5°F).

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Average pressure
Fort Myers Beach, FL

Average pressure - Fort Myers Beach, FL

The month with the highest atmospheric pressure is January (30.11"Hg).
The month with the lowest atmospheric pressure is September (29.95"Hg).

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Average wind speed
Fort Myers Beach, FL

Average wind speed - Fort Myers Beach, FL

The windiest months (with the highest average wind speed) are October and November (10.1mph).
The calmest month (with the lowest average wind speed) is July (6.9mph).

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Average humidity
Fort Myers Beach, FL

Average humidity - Fort Myers Beach, FL

The month with the highest relative humidity is December (77%).
The months with the lowest relative humidity are March, May, July, August and October (73%).

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Average rainfall
Fort Myers Beach, FL

Average rainfall - Fort Myers Beach, FL

The wettest month (with the highest rainfall) is August (8.54").
The driest month (with the least rainfall) is February (1.06").

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Average rainfall days
Fort Myers Beach, FL

Average rainfall days - Fort Myers Beach, FL

The month with the highest number of rainy days is August (27.3 days).
The month with the least rainy days is February (8.2 days).

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Average sea temperature
Fort Myers Beach, FL

Average sea temperature - Fort Myers Beach, FL

The best month for swimming (with the highest average sea temperature) is August (87.2°F).
The coldest month (with the lowest average sea temperature) is January (66.6°F).

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Average daylight / Average sunshine
Fort Myers Beach, FL

Average daylight / Average sunshine - Fort Myers Beach, FL

The month with the longest days is June (Average daylight: 13h and 48min).
The month with the shortest days is December (Average daylight: 10h and 30min).

The month with the most sunshine is May (Average sunshine: 11h and 0min).
The month with the least sunshine is December (Average sunshine: 6h and 36min).

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Average sunshine days
Fort Myers Beach, FL

Average sunshine days - Fort Myers Beach, FL

The month with the most sunshine days is January (19.8 days).
The month with the least sunshine days is August (2.3 days).

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Average UV index
Fort Myers Beach, FL

Average UV index - Fort Myers Beach, FL

The months with the highest UV index are May, June, July, August and September (UV index 7).
The months with the lowest UV index are January and February (UV index 5).

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Average visibility
Fort Myers Beach, FL

Average visibility - Fort Myers Beach, FL

The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).

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Fort Myers Beach, Florida, USA

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