December weather forecast
Dunedin, FL

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Weather in December

December, the first month of the winter in Dunedin, is also an agreeable month, with an average temperature ranging between min 59.5°F (15.3°C) and max 70.2°F (21.2°C).

Temperature

December observes an average high-temperature of a pleasant 70.2°F (21.2°C), marking an insignificant difference from November's 74.1°F (23.4°C). Dunedin's average low-temperature in December is measured at a refreshing 59.5°F (15.3°C).

Humidity

The most humid month in Dunedin is December, with an average relative humidity of 77%.

Rainfall

In Dunedin, during December, the rain falls for 9 days and regularly aggregates up to 1.77" (45mm) of precipitation. Throughout the year, there are 168.5 rainfall days, and 27.4" (696mm) of precipitation is accumulated.

Ocean temperature

In December, the average ocean temperature in Dunedin is 65.1°F (18.4°C).
Note: Most people do not enjoy swimming in water of 65.1°F (18.4°C). Breathing control becomes harder as the temperature descends from 69.8°F (21°C) to 59°F (15°C).

Daylight

December has the shortest days of the year in Dunedin, with an average of 10h and 24min of daylight.
On the first day of December, sunrise is at 7:05 am and sunset at 5:35 pm. On the last day of the month, sunrise is at 7:22 am and sunset at 5:46 pm EST.

Sunshine

The month with the least sunshine in Dunedin is December, with an average of 6.5h of sunshine.

UV index

In Dunedin, the average daily maximum UV index in December is 5. A UV Index value of 3 to 5 symbolizes a moderate health risk from unsafe exposure to UV radiation for the average person.
Note: A typical high UV index of 5 in December suggests the following recommendations:
Safety measures are advised. Light-skinned individuals may experience burns in under half an hour. Avoid the Sun's strongest UV rays by seeking shade and limiting exposure during midday. A hat with a generous brim can prevent nearly 50% of UV rays from reaching your eyes.
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Frequently asked questions

What is the usual temperature for Dunedin in December?

An average high-temperature, in December, in Dunedin, is 70.2°F (21.2°C) and the average low-temperature is 59.5°F (15.3°C). In October, the average heat index (a.k.a. 'feels like', 'apparent temperature'), which combines relative humidity and air temperature, is evaluated at 86°F (30°C).

What is the most humid month in Dunedin?

December is the most humid month, with an average relative humidity of 77%.

What is the average humidity in December in Dunedin?

In Dunedin, the average relative humidity in December is 77%.

How many days does it rain in December in Dunedin?

In Dunedin, during December, the rain falls for 9 days and regularly aggregates up to 1.77" (45mm) of precipitation.

How cold is the water in December in Dunedin?

In Dunedin, Florida, in December, the average water temperature is 65.1°F (18.4°C). For most, swimming in 65.1°F (18.4°C) is not an enjoyable activity. Furthermore, controlling your breathing becomes progressively more difficult as the water temperature decreases from 69.8°F (21°C) to 59°F (15°C).

What is the month with the shortest days in Dunedin?

The month with the shortest days in Dunedin is December, with an average of 10h and 24min of daylight.

What is the average length of the day in December in Dunedin?

The average day length in December in Dunedin, Florida, is 10h and 24min.

What time are sunrise and sunset in December in Dunedin?

In December, on the first day of the month, sunrise is at 7:05 am and sunset at 5:35 pm. On the last day of the month, in Dunedin, sunrise is at 7:22 am and sunset at 5:46 pm EST.

What is the month with the least sunshine in Dunedin?

December has the least sunshine of the year, with an average of 6.5h of sunshine.

How long on average sun shines in December in Dunedin?

In December, the average sunshine duration is 6.5h.

What is the UV index reading in December in Dunedin?

In Dunedin, the average daily maximum UV index in December is 5. A UV Index value of 3 to 5 symbolizes a moderate vulnerability from unprotected exposure to UV radiation.
Average humidity
Average rainfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in December
Dunedin, FL

Average temperature in December - Dunedin, FL
  • Average high temperature in December: 70.2°F

The warmest month (with the highest average high temperature) is August (88°F).
The month with the lowest average high temperature is January (65.7°F).

  • Average low temperature in December: 59.5°F

The month with the highest average low temperature is August (80.4°F).
The coldest month (with the lowest average low temperature) is January (55°F).

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Average pressure in December
Dunedin, FL

Average pressure in December - Dunedin, FL
  • Average pressure in December: 30.11"Hg

The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is September (29.96"Hg).

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Average wind speed in December
Dunedin, FL

Average wind speed in December - Dunedin, FL
  • Average wind speed in December: 8.8mph

The windiest months (with the highest average wind speed) are January and March (9.3mph).
The calmest month (with the lowest average wind speed) is July (6.9mph).

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Average humidity in December
Dunedin, FL

Average humidity in December - Dunedin, FL
  • Average humidity in December: 77%

The month with the highest relative humidity is December (77%).
The months with the lowest relative humidity are May and October (72%).

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Average rainfall in December
Dunedin, FL

Average rainfall in December - Dunedin, FL
  • Average rainfall in December: 1.77"

The wettest month (with the highest rainfall) is August (5.16").
The driest month (with the least rainfall) is March (0.79").

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Average rainfall days in December
Dunedin, FL

Average rainfall days in December - Dunedin, FL
  • Average rainfall days in December: 9 days

The month with the highest number of rainy days is July (25.6 days).
The month with the least rainy days is November (7.6 days).

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Average sea temperature in December
Dunedin, FL

Average sea temperature in December - Dunedin, FL
  • Average sea temperature in December: 65.1°F

The best month for swimming (with the highest average sea temperature) is August (86.6°F).
The coldest month (with the lowest average sea temperature) is January (61.1°F).

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Average daylight in December /
Average sunshine in December
Dunedin, FL

Average daylight in December / Average sunshine in December - Dunedin, FL
  • Average daylight in December: 10h and 2min

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).

  • Average sunshine in December: 6h and 3min

The month with the most sunshine is May (Average sunshine: 11h and 12min).
The month with the least sunshine is December (Average sunshine: 6h and 30min).

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Average sunshine days in December
Dunedin, FL

Average sunshine days in December - Dunedin, FL
  • Average sunshine days in December: 20.2 days

The month with the most sunshine days is November (21.5 days).
The month with the least sunshine days is July (3.6 days).

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Average UV index in December
Dunedin, FL

Average UV index in December - Dunedin, FL
  • Average UV index in December: 5

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 in December
Dunedin, FL

Average cloud cover in December - Dunedin, FL
  • Average cloud cover in December: 30

The months with the most cloud cover are January and December (Cloud cover 30).
The month with the least cloud cover is May (Cloud cover 20).

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Average visibility in December
Dunedin, FL

Average visibility in December - Dunedin, FL
  • Average visibility in December: 6mi

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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Dunedin, Florida, USA

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