Climate and monthly weather forecast
Merritt Island, FL

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Weather in January

January, the same as December, in Merritt Island, Florida, is another pleasant winter month, with an average temperature fluctuating between 57.7°F (14.3°C) and 68.4°F (20.2°C). January is the month when Merritt Island experiences its coldest temperatures, averaging a high of 68.4°F (20.2°C) and a low of 57.7°F (14.3°C). Weather in January »

Weather in February

The last month of the winter, February, is also an agreeable month in Merritt Island, Florida, with an average temperature varying between 70.3°F (21.3°C) and 60.3°F (15.7°C). Shifting into February, Merritt Island records an average high-temperature of a still agreeable 70.3°F (21.3°C), presenting minor fluctuations compared to the previous month. Weather in February »

Weather in March

The first month of the spring, March, is still a pleasant month in Merritt Island, Florida, with temperature in the range of an average high of 73°F (22.8°C) and an average low of 62.6°F (17°C). The beginning of March records an average high-temperature of a still agreeable 73°F (22.8°C), almost echoing the conditions of the previous month. Weather in March »

Weather in April

April is a warm spring month in Merritt Island, Florida, with an average temperature fluctuating between 68°F (20°C) and 77.9°F (25.5°C). During April, Merritt Island records an average high-temperature of a moderately hot 77.9°F (25.5°C), marking a slight divergence from March's 73°F (22.8°C). Weather in April »

Weather in May

May, the last month of the spring in Merritt Island, is another warm month, with an average temperature fluctuating between 81.5°F (27.5°C) and 72.5°F (22.5°C). In May, Merritt Island experiences a barely noticeable shift in meteorological conditions, with average high-temperatures moving from 77.9°F (25.5°C) in April to a still moderately hot 81.5°F (27.5°C). Weather in May »

Weather in June

June, the first month of the summer in Merritt Island, is also a moderately hot month, with an average temperature varying between 85.1°F (29.5°C) and 76.6°F (24.8°C). A minor adjustment in Merritt Island's average high-temperature is noted with the start of June, touching a still moderately hot 85.1°F (29.5°C) from May's 81.5°F (27.5°C). Weather in June »

Weather in July

July in Merritt Island, Florida, is a hot summer month, with temperature in the range of an average low of 78.3°F (25.7°C) and an average high of 86.7°F (30.4°C). Merritt Island greets July with an average high-temperature of a hot 86.7°F (30.4°C), marking a slight deviation from the preceding month. Weather in July »

Weather in August

The last month of the summer, August, is another hot month in Merritt Island, Florida, with temperature in the range of an average high of 87.3°F (30.7°C) and an average low of 78.6°F (25.9°C). The warmest period tends to be August, when average temperatures fluctuate between a high of 87.3°F (30.7°C) and a low of 78.6°F (25.9°C). Throughout August, the heat index is estimated at a scorching 104°F (40°C). Weather in August »

Weather in September

The first month of the autumn, September, is still a warm month in Merritt Island, Florida, with an average temperature ranging between max 85.1°F (29.5°C) and min 77.7°F (25.4°C). As Merritt Island, Florida, steps into September, the average high-temperature is measured at a moderately hot 85.1°F (29.5°C), displaying minor differences from August's 87.3°F (30.7°C). Weather in September »

Weather in October

October, the same as September, is another warm autumn month in Merritt Island, Florida, with an average temperature fluctuating between 72.7°F (22.6°C) and 81°F (27.2°C). October's arrival registers an average high-temperature of a still moderately hot 81°F (27.2°C), closely aligning with the temperature of the previous month. Weather in October »

Weather in November

The last month of the autumn, November, is another warm month in Merritt Island, Florida, with an average temperature ranging between max 75°F (23.9°C) and min 66.6°F (19.2°C). The move into November indicates a slight reduction in the average high-temperature, down from October's moderately hot 81°F (27.2°C) to a still warm 75°F (23.9°C). Weather in November »

Weather in December

December, the first month of the winter in Merritt Island, is also an agreeable month, with an average temperature varying between 71.6°F (22°C) and 62.2°F (16.8°C). Transitioning from November to December, Merritt Island observes an average high-temperature of an agreeable 71.6°F (22°C), differing subtly from the previous month. Weather in December »
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Frequently asked questions

What month is the coldest in Merritt Island?

Merritt Island, Florida, reaches its average lowest temperatures in January, measuring 68.4°F (20.2°C) at the peak and 57.7°F (14.3°C) at the lowest.

How much does it rain in Merritt Island?

Throughout the year, in Merritt Island, Florida, there are 190.9 rainfall days, and 29.37" (746mm) of precipitation is accumulated.

What is the month with the least sunshine in Merritt Island?

The month with the least sunshine in Merritt Island is January, with an average of 6.1h of sunshine.

When is the lowest UV index in Merritt Island?

With an average maximum UV index of 4, January is the month with the lowest UV index in Merritt Island.

What is the least humid month in Merritt Island?

With an average relative humidity of 72%, March is the least humid month.

What is the driest month in Merritt Island?

March is the month with the least rainfall. Rain falls for 11.3 days and accumulates 1.14" (29mm) of precipitation.

When is Daylight Saving Time (DST) in Merritt Island?

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 is the month with the highest UV index in Merritt Island?

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

When are the longest days in Merritt Island?

The month with the longest days is June, with an average of 13h and 54min of daylight.

What month has the most sunshine in Merritt Island?

July has the most sunshine of the year, with an average of 11h of sunshine.

What part of the year is the hottest in Merritt Island?

The month of August, characterized by an average high of 87.3°F (30.7°C) and a low of 78.6°F (25.9°C), is recognized as the warmest in Merritt Island, Florida.

What is the most humid month in Merritt Island?

August is the most humid month in Merritt Island, with an average relative humidity of 79%.

What is the wettest month in Merritt Island?

The month with the most rainfall is August, when the rain falls for 24.7 days and typically aggregates up to 5.12" (130mm) of precipitation.

What is the month with the shortest days in Merritt Island?

With an average of 10h and 24min of daylight, December has the shortest days of the year in Merritt Island, Florida.

Average temperature
Merritt Island, FL

Average temperature - Merritt Island, FL

The warmest month (with the highest average high temperature) is August (87.3°F).
The month with the lowest average high temperature is January (68.4°F).

The month with the highest average low temperature is August (78.6°F).
The coldest month (with the lowest average low temperature) is January (57.7°F).

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Average pressure
Merritt Island, FL

Average pressure - Merritt Island, FL

The month with the highest atmospheric pressure is January (30.13"Hg).
The month with the lowest atmospheric pressure is September (29.97"Hg).

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Average wind speed
Merritt Island, FL

Average wind speed - Merritt Island, FL

The windiest months (with the highest average wind speed) are January and November (10mph).
The calmest month (with the lowest average wind speed) is July (6.9mph).

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Average humidity
Merritt Island, FL

Average humidity - Merritt Island, FL

The month with the highest relative humidity is August (79%).
The month with the lowest relative humidity is March (72%).

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Average rainfall
Merritt Island, FL

Average rainfall - Merritt Island, FL

The wettest month (with the highest rainfall) is August (5.12").
The driest month (with the least rainfall) is March (1.14").

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Average rainfall days
Merritt Island, FL

Average rainfall days - Merritt Island, FL

The month with the highest number of rainy days is August (24.7 days).
The month with the least rainy days is February (9.6 days).

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Average daylight / Average sunshine
Merritt Island, FL

Average daylight / Average sunshine - Merritt Island, FL

The month with the longest days is June (Average daylight: 13h and 54min).
The month with the shortest days is December (Average daylight: 10h and 24min).

The month with the most sunshine is July (Average sunshine: 11h and 0min).
The month with the least sunshine is January (Average sunshine: 6h and 6min).

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Average sunshine days
Merritt Island, FL

Average sunshine days - Merritt Island, FL

The month with the most sunshine days is January (17.2 days).
The month with the least sunshine days is August (3.1 days).

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Average UV index
Merritt Island, FL

Average UV index - Merritt Island, FL

The months with the highest UV index are May, June, July, August and September (UV index 7).
The month with the lowest UV index is January (UV index 4).

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Average cloud cover
Merritt Island, FL

Average cloud cover - Merritt Island, FL

The months with the most cloud cover are January, November and December (Cloud cover 34).
The months with the least cloud cover are April, May and July (Cloud cover 26).

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Average visibility
Merritt Island, FL

Average visibility - Merritt Island, 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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Merritt Island, Florida, USA

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