December weather forecast
Port Richey, FL

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Weather in December

The first month of the winter, December, is also an agreeable month in Port Richey, Florida, with an average temperature fluctuating between 69.8°F (21°C) and 58.5°F (14.7°C).

Temperature

With December's arrival, Port Richey's weather records an average high-temperature of an agreeable 69.8°F (21°C), marking little difference from November's 73.9°F (23.3°C). In Port Richey, the nighttime temperature averages to a refreshing 58.5°F (14.7°C) during December.

Humidity

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

Rainfall

In Port Richey, in December, during 9 rainfall days, 2.2" (56mm) of precipitation is typically accumulated. Throughout the year, in Port Richey, there are 164 rainfall days, and 26.57" (675mm) of precipitation is accumulated.

Daylight

With an average of 10h and 24min of daylight, December has the shortest days of the year in Port Richey.
On the first day of December in Port Richey, sunrise is at 7:05 am and sunset at 5:34 pm. On the last day of the month, sunrise is at 7:22 am and sunset at 5:45 pm EST.

Sunshine

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

UV index

In Port Richey, the average daily maximum UV index in December is 5. A UV Index estimate of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV rays for the ordinary person.
Note: An average maximum UV index of 5 in December leads to these recommendations:
Exercise prevention - Precautions against solar damage are endorsed. Minimize direct exposure to the Sun during midday when its radiation is at its peak. Counter UV radiation's ill effects with clothing designed for sun safety and UV-resistant eyewear.
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Frequently asked questions

What is the temperature in December in Port Richey?

Port Richey in December has an average high-temperature of 69.8°F (21°C) and an average low-temperature of 58.5°F (14.7°C). The average heat index (a.k.a. 'felt air temperature', 'real feel'), which factors the actual air temperature with the relative humidity, in October is computed to be 86°F (30°C).

What is the most humid month in Port Richey?

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

What is the average humidity in December in Port Richey?

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

How much does it rain in Port Richey in December?

In Port Richey, in December, it is raining for 9 days, with typically 2.2" (56mm) of accumulated precipitation.

What is the month with the shortest days in Port Richey?

December has the shortest days of the year in Port Richey, with an average of 10h and 24min of daylight.

What is the average length of the day in December in Port Richey?

In Port Richey, Florida, the average day length in December is 10h and 23min.

When is the sunrise / sunset in December in Port Richey?

On the first day of December in Port Richey, Florida, sunrise is at 7:05 am and sunset at 5:34 pm. On the last day of the month, sunrise is at 7:22 am and sunset at 5:45 pm EST.

What is the month with the least sunshine in Port Richey?

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

How many hours of sunshine does Port Richey have in December?

In Port Richey, the average sunshine duration in December is 6.5h.

What is the UV index intensity in December in Port Richey?

The average daily maximum UV index in December in Port Richey, Florida, is 5. A UV Index value of 3 to 5 symbolizes a medium health risk from unsafe exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in December
Port Richey, FL

Average temperature in December - Port Richey, FL
  • Average high temperature in December: 69.8°F

The warmest month (with the highest average high temperature) is August (88.2°F).
The month with the lowest average high temperature is January (65.8°F).

  • Average low temperature in December: 58.5°F

The month with the highest average low temperature is August (79.5°F).
The coldest month (with the lowest average low temperature) is January (53.8°F).

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Average pressure in December
Port Richey, FL

Average pressure in December - Port Richey, 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
Port Richey, FL

Average wind speed in December - Port Richey, FL
  • Average wind speed in December: 8.3mph

The windiest month (with the highest average wind speed) is March (8.9mph).
The calmest month (with the lowest average wind speed) is July (6.6mph).

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Average humidity in December
Port Richey, FL

Average humidity in December - Port Richey, FL
  • Average humidity in December: 77%

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

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Average rainfall in December
Port Richey, FL

Average rainfall in December - Port Richey, FL
  • Average rainfall in December: 2.2"

The wettest months (with the highest rainfall) are July and August (4.76").
The driest months (with the least rainfall) are March and November (0.91").

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Average rainfall days in December
Port Richey, FL

Average rainfall days in December - Port Richey, FL
  • Average rainfall days in December: 9 days

The month with the highest number of rainy days is July (24.9 days).
The month with the least rainy days is November (6.9 days).

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Average daylight in December /
Average sunshine in December
Port Richey, FL

Average daylight in December / Average sunshine in December - Port Richey, 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 18min).
The month with the least sunshine is December (Average sunshine: 6h and 30min).

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Average sunshine days in December
Port Richey, FL

Average sunshine days in December - Port Richey, FL
  • Average sunshine days in December: 19.8 days

The month with the most sunshine days is November (21.5 days).
The month with the least sunshine days is July (4.3 days).

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Average UV index in December
Port Richey, FL

Average UV index in December - Port Richey, 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
Port Richey, FL

Average cloud cover in December - Port Richey, 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
Port Richey, FL

Average visibility in December - Port Richey, 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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Port Richey, Florida, USA

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