Climate and monthly weather forecast
Dismal Key, FL

Share

Weather in January

January, the same as December, in Dismal Key, Florida, is an agreeable winter month, with temperature in the range of an average high of 71.6°F (22°C) and an average low of 59.5°F (15.3°C). Dismal Key's January weather, marked by an average high temperature of 71.6°F (22°C) and an average low temperature of 59.5°F (15.3°C), is the coldest in the year. Weather in January »

Weather in February

February, the last month of the winter in Dismal Key, is a moderately hot month, with temperature in the range of an average high of 73.6°F (23.1°C) and an average low of 61.9°F (16.6°C). February's advent notes a subtle adjustment in average high-temperature to a moderately hot 73.6°F (23.1°C) from January. Weather in February »

Weather in March

March, the first month of the spring in Dismal Key, is still a warm month, with an average temperature varying between 75.9°F (24.4°C) and 64°F (17.8°C). Dismal Key's shift into March sets the average high-temperature at a still warm 75.9°F (24.4°C), a figure that deviates only slightly from February's 73.6°F (23.1°C). Weather in March »

Weather in April

April, like March, in Dismal Key, Florida, is a moderately hot spring month, with an average temperature fluctuating between 70.3°F (21.3°C) and 81°F (27.2°C). Dismal Key records an average high-temperature of a still moderately hot 81°F (27.2°C) as April arrives, nearly mirroring the previous month's climate. Weather in April »

Weather in May

The last month of the spring, May, is another warm month in Dismal Key, Florida, with temperature in the range of an average high of 84.4°F (29.1°C) and an average low of 74.1°F (23.4°C). The advent of May denotes an average high-temperature of a still moderately hot 84.4°F (29.1°C), subtly different from April's 81°F (27.2°C). Weather in May »

Weather in June

June, the first month of the summer in Dismal Key, is a tropical month, with temperature in the range of an average high of 86.5°F (30.3°C) and an average low of 78.3°F (25.7°C). At the onset of June, Dismal Key records an average high-temperature of a tropical 86.5°F (30.3°C), showing little deviation from the preceding month. Weather in June »

Weather in July

July, like June, is another hot summer month in Dismal Key, Florida, with an average temperature varying between 87.4°F (30.8°C) and 79.7°F (26.5°C). The advent of July observes an average high-temperature of a still tropical 87.4°F (30.8°C), nearly identical to June's 86.5°F (30.3°C). Weather in July »

Weather in August

August, the last month of the summer in Dismal Key, is another tropical month, with an average temperature ranging between max 88.3°F (31.3°C) and min 80.2°F (26.8°C). In Dismal Key, August is the warmest month, with temperatures averaging a high of 88.3°F (31.3°C) and a low of 80.2°F (26.8°C). The heat index in August is evaluated at a scorching 104°F (40°C). Weather in August »

Weather in September

The first month of the autumn, September, is still a hot month in Dismal Key, Florida, with temperature in the range of an average high of 87.1°F (30.6°C) and an average low of 78.4°F (25.8°C). At the start of September, Dismal Key's average high-temperature reaches a still tropical 87.1°F (30.6°C), subtly different from the preceding month. Weather in September »

Weather in October

October, the same as September, is a moderately hot autumn month in Dismal Key, Florida, with an average temperature fluctuating between 83.5°F (28.6°C) and 74.1°F (23.4°C). With the start of October, Dismal Key measures an average high-temperature of a warm 83.5°F (28.6°C), not significantly differing from September's 87.1°F (30.6°C). Weather in October »

Weather in November

November, the last month of the autumn in Dismal Key, is another warm month, with an average temperature fluctuating between 78.4°F (25.8°C) and 67.8°F (19.9°C). The introduction of November sees an average high-temperature of a still warm 78.4°F (25.8°C), hardly deviating from October. Weather in November »

Weather in December

December, the first month of the winter in Dismal Key, is also a moderately hot month, with an average temperature fluctuating between 64.4°F (18°C) and 74.8°F (23.8°C). Dismal Key's shift into December is marked by a subtle change to a still moderately hot 74.8°F (23.8°C) from November's 78.4°F (25.8°C) in temperature. Weather in December »
[Resources]

Frequently asked questions

What time of the year is the coldest in Dismal Key?

Dismal Key's coldest month, January, registers temperatures that range from a high of 71.6°F (22°C) to a low of 59.5°F (15.3°C).

How much does it rain in Dismal Key?

In Dismal Key, Florida, during the entire year, the rain falls for 162.1 days and collects up to 21.69" (551mm) of precipitation.

What are the months with the lowest UV index in Dismal Key?

January and February, with an average maximum UV index of 5, are months with the lowest UV index in Dismal Key.

What is the least humid month in Dismal Key?

March is the least humid month in Dismal Key, with an average relative humidity of 72%.

What is the driest month in Dismal Key?

The month with the least rainfall in Dismal Key, Florida, is March, when the rain falls for 9.5 days and typically collects 0.63" (16mm) of precipitation.

When is Daylight Saving Time (DST) in Dismal Key?

On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts in Dismal Key, 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 most sunshine in Dismal Key?

May and July, with an average of 11.1h of sunshine, are months with the most sunshine in Dismal Key, Florida.

When is the highest UV index in Dismal Key?

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

When are the longest days in Dismal Key?

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

What month is the hottest in Dismal Key?

August is the month that records the highest temperatures in Dismal Key, Florida, with averages ranging from a high of 88.3°F (31.3°C) to a low of 80.2°F (26.8°C).

What is the wettest month in Dismal Key?

The month with the most rainfall in Dismal Key is August, when the rain falls for 22.4 days and typically aggregates up to 4.29" (109mm) of precipitation.

What is the most humid month in Dismal Key?

December is the most humid month, with an average relative humidity of 76%.

What is the month with the shortest days in Dismal Key?

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 in Dismal Key?

December has the least sunshine of the year in Dismal Key, Florida, with an average of 6.7h of sunshine.

Average temperature
Dismal Key, FL

Average temperature - Dismal Key, FL

The warmest month (with the highest average high temperature) is August (88.3°F).
The month with the lowest average high temperature is January (71.6°F).

The month with the highest average low temperature is August (80.2°F).
The coldest month (with the lowest average low temperature) is January (59.5°F).

[Resources]

Average pressure
Dismal Key, FL

Average pressure - Dismal Key, FL

The month with the highest atmospheric pressure is January (30.11"Hg).
The month with the lowest atmospheric pressure is September (29.94"Hg).

[Resources]

Average wind speed
Dismal Key, FL

Average wind speed - Dismal Key, FL

The windiest month (with the highest average wind speed) is November (9.2mph).
The calmest month (with the lowest average wind speed) is July (6.2mph).

[Resources]

Average rainfall
Dismal Key, FL

Average rainfall - Dismal Key, FL

The wettest month (with the highest rainfall) is August (4.29").
The driest month (with the least rainfall) is March (0.63").

[Resources]

Average rainfall days
Dismal Key, FL

Average rainfall days - Dismal Key, FL

The month with the highest number of rainy days is August (22.4 days).
The month with the least rainy days is February (7 days).

[Resources]

Average daylight / Average sunshine
Dismal Key, FL

Average daylight / Average sunshine - Dismal Key, 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 months with the most sunshine are May and July (Average sunshine: 11h and 6min).
The month with the least sunshine is December (Average sunshine: 6h and 42min).

[Resources]

Average sunshine days
Dismal Key, FL

Average sunshine days - Dismal Key, FL

The month with the most sunshine days is January (21.8 days).
The month with the least sunshine days is August (6.8 days).

[Resources]

Average UV index
Dismal Key, FL

Average UV index - Dismal Key, 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).

[Resources]

Average visibility
Dismal Key, FL

Average visibility - Dismal Key, 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).

[Resources]

Dismal Key, Florida, USA

Weather forecast for your location

1. Click Locate me button
2. Allow the app to use your location