Climate and monthly weather forecast
Rock Harbor, FL

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Weather in January

January, the same as December, in Rock Harbor, Florida, is another pleasant winter month, with temperature in the range of an average low of 66.9°F (19.4°C) and an average high of 72.7°F (22.6°C). With average high temperatures of 72.7°F (22.6°C) and lows of 66.9°F (19.4°C), January is the coldest month. Weather in January »

Weather in February

February, the last month of the winter in Rock Harbor, is a warm month, with an average temperature fluctuating between 73.6°F (23.1°C) and 69.4°F (20.8°C). The onset of February brings an average high-temperature of a warm 73.6°F (23.1°C), nearly matching the January temperature. Weather in February »

Weather in March

The first month of the spring, March, is still a warm month in Rock Harbor, Florida, with an average temperature ranging between max 74.5°F (23.6°C) and min 70.2°F (21.2°C). Rock Harbor records a slight change with March's average high-temperatures adjusting to a still warm 74.5°F (23.6°C) from February's 73.6°F (23.1°C). Weather in March »

Weather in April

April, like March, in Rock Harbor, Florida, is another warm spring month, with an average temperature varying between 75°F (23.9°C) and 77.5°F (25.3°C). April's arrival brings an average high-temperature of a still warm 77.5°F (25.3°C), demonstrating subtle variation from the preceding month. Weather in April »

Weather in May

The last month of the spring, May, is also a moderately hot month in Rock Harbor, Florida, with an average temperature varying between 80.6°F (27°C) and 78.1°F (25.6°C). During May, Rock Harbor observes a subtle ascent to a still moderately hot 80.6°F (27°C) from April's 77.5°F (25.3°C) in the average high-temperature. Weather in May »

Weather in June

The first month of the summer, June, is also a moderately hot month in Rock Harbor, Florida, with temperature in the range of an average high of 83.7°F (28.7°C) and an average low of 81.1°F (27.3°C). The start of June marks an average high-temperature of a still warm 83.7°F (28.7°C), hardly distinguishable from the conditions in May. Weather in June »

Weather in July

July, like June, in Rock Harbor, Florida, is a moderately hot summer month, with temperature in the range of an average high of 84.7°F (29.3°C) and an average low of 82.4°F (28°C). The average high-temperature is a still warm 84.7°F (29.3°C) in July, hardly different from the 83.7°F (28.7°C) recorded in June. Weather in July »

Weather in August

August, the last month of the summer in Rock Harbor, is also a moderately hot month, with an average temperature ranging between min 82.9°F (28.3°C) and max 85.5°F (29.7°C). Rock Harbor's temperatures tend to reach their peak averages in August, with a high of 85.5°F (29.7°C) and a low of 82.9°F (28.3°C). August's heat index is computed to be a torrid 95°F (35°C). Weather in August »

Weather in September

September, the first month of the autumn in Rock Harbor, is also a moderately hot month, with an average temperature ranging between max 84.6°F (29.2°C) and min 81.7°F (27.6°C). September's onset brings an average high-temperature of a still moderately hot 84.6°F (29.2°C), showing a minute difference from August's 85.5°F (29.7°C). Weather in September »

Weather in October

October, the same as September, is another warm autumn month in Rock Harbor, Florida, with an average temperature fluctuating between 82.2°F (27.9°C) and 78.8°F (26°C). The weather during October records an average high-temperature of a still moderately hot 82.2°F (27.9°C), closely mirroring the preceding month. Weather in October »

Weather in November

The last month of the autumn, November, is also a moderately hot month in Rock Harbor, Florida, with an average temperature fluctuating between 77.7°F (25.4°C) and 74.1°F (23.4°C). In November, Rock Harbor's weather conditions record an average high-temperature of a still warm 77.7°F (25.4°C), demonstrating little divergence from the preceding month. Weather in November »

Weather in December

December, the first month of the winter in Rock Harbor, is also a moderately hot month, with an average temperature fluctuating between 71.1°F (21.7°C) and 75.2°F (24°C). Rock Harbor experiences a transition to a still warm 75.2°F (24°C) in average high-temperatures with the arrival of December, not greatly differing from November's 77.7°F (25.4°C). Weather in December »
Updated: Aug 27, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What month is the coldest?

Temperature records mark January as the coldest month, with highs averaging 72.7°F (22.6°C) and lows at 66.9°F (19.4°C).

How many days does it rain?

Throughout the year, there are 190.1 rainfall days, and 27.05" (687mm) of precipitation is accumulated.

When is the lowest UV index?

The month with the lowest UV index is January, with an average maximum UV index of 5.

What are the most humid months?

February, June and December, with an average relative humidity of 76%, are most humid months.

What is the least humid month?

The least humid month is March, with an average relative humidity of 73%.

What is the driest month?

The month with the least rainfall is March, when the rain falls for 11.4 days and typically collects 0.59" (15mm) of precipitation.

When is Daylight Saving Time (DST) in Rock Harbor?

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 are the months with the highest UV index?

April through October, with an average maximum UV index of 7, are months with the highest UV index.

When are the longest days?

June has the longest days of the year, with an average of 13h and 42min of daylight.

What month has the most sunshine in Rock Harbor?

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

What are the warmest months?

August is the month that records the highest temperatures, with averages ranging from a high of 85.5°F (29.7°C) to a low of 82.9°F (28.3°C).

What is the wettest month in Rock Harbor?

The month with the most rainfall is August, when the rain falls for 20.9 days and typically aggregates up to 4.33" (110mm) of precipitation.

What is the month with the shortest days?

December has the shortest days of the year, with an average of 10h and 36min of daylight.

What is the month with the least sunshine?

December has the least sunshine of the year, with an average of 6.4h of sunshine.

Average temperature
Rock Harbor, FL

Average temperature - Rock Harbor, FL

The warmest month (with the highest average high temperature) is August (85.5°F).
The month with the lowest average high temperature is January (72.7°F).

The month with the highest average low temperature is August (82.9°F).
The coldest month (with the lowest average low temperature) is January (66.9°F).

Average pressure
Rock Harbor, FL

Average pressure - Rock Harbor, FL

The month with the highest atmospheric pressure is January (30.1"Hg).
The months with the lowest atmospheric pressure are September and October (29.94"Hg).

Average wind speed
Rock Harbor, FL

Average wind speed - Rock Harbor, FL

The windiest month (with the highest average wind speed) is January (12.9mph).
The calmest month (with the lowest average wind speed) is July (8.9mph).

Average humidity
Rock Harbor, FL

Average humidity - Rock Harbor, FL

The months with the highest relative humidity are February, June and December (76%).
The month with the lowest relative humidity is March (73%).

Average rainfall
Rock Harbor, FL

Average rainfall - Rock Harbor, FL

The wettest month (with the highest rainfall) is August (4.33").
The driest month (with the least rainfall) is March (0.59").

Average rainfall days
Rock Harbor, FL

Average rainfall days - Rock Harbor, FL

The month with the highest number of rainy days is September (22.9 days).
The month with the least rainy days is February (9.7 days).

Average daylight / Average sunshine
Rock Harbor, FL

Average daylight / Average sunshine - Rock Harbor, FL

The month with the longest days is June (Average daylight: 13h and 42min).
The month with the shortest days is December (Average daylight: 10h and 36min).

The month with the most sunshine is July (Average sunshine: 11h and 0min).
The month with the least sunshine is December (Average sunshine: 6h and 24min).

Average sunshine days
Rock Harbor, FL

Average sunshine days - Rock Harbor, FL

The month with the most sunshine days is January (17.3 days).
The month with the least sunshine days is September (5.2 days).

Average UV index
Rock Harbor, FL

Average UV index - Rock Harbor, FL

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

Average visibility
Rock Harbor, FL

Average visibility - Rock Harbor, 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).

Rock Harbor, Florida, USA

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