December weather forecast and climate
Island Grove, FL

Weather in December

December, the first month of the winter, in Island Grove, is also an agreeable month, with average temperature fluctuating between 69.1°F (20.6°C) and 52°F (11.1°C).

Temperature

In December, the average high-temperature is essentially the same as in November - an agreeable 69.1°F (20.6°C). In December, the average low-temperature is 52°F (11.1°C).

Humidity

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

Rainfall

In December, the rain falls for 9.6 days. Throughout December, 2.09" (53mm) of precipitation is accumulated. In Island Grove, during the entire year, the rain falls for 162.6 days and collects up to 24.09" (612mm) of precipitation.

Daylight

The month with the shortest days is December, with an average of 10.3h of daylight.

Sunshine

December has the least sunshine of the year in Island Grove, with an average of 6h of sunshine.

UV index

The average daily maximum UV index in Island Grove is 5. A UV Index reading of 3 to 5 represents a medium health hazard from the exposure to the Sun's UV rays for ordinary individuals.
Note: In December, the average maximum UV index of 5 translate into the following recommendations:
Take precautions - Protection against sunburn is recommended. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. A wide-brim hat offers excellent sun protection for eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun.
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FAQ

What is the temperature in December in Island Grove?

In Island Grove, Florida, in December, the average high-temperature is 69.1°F (20.6°C), and the average low-temperature is 52°F (11.1°C).

What is the average humidity in December in Island Grove?

The average relative humidity in December is 77%.

How many days does it rain in December in Island Grove?

In Island Grove, Florida, in December, during 9.6 rainfall days, 2.09" (53mm) of precipitation is typically accumulated.

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

With an average of 10.3h of daylight, December has the shortest days of the year in Island Grove.

What is the average length of the day in December in Island Grove?

The average length of the day in December in Island Grove is 10.3h.

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

December has the least sunshine of the year in Island Grove, Florida, with an average of 6h of sunshine.

How many hours of sunshine does Island Grove have in December?

The average sunshine in December in Island Grove, Florida, is 6h.

What is the UV index reading in December in Island Grove?

In December, the average daily maximum UV index is 5. A UV Index value of 3 to 5 symbolizes a moderate health threat from unprotected exposure to the UV radiation.

Average temperature in December
Island Grove, FL

Average temperature in December - Island Grove, FL
  • Average high temperature in December: 69.1°F

The warmest month (with the highest average high temperature) is August (90.7°F).
The month with the lowest average high temperature is January (65.3°F).

  • Average low temperature in December: 52°F

The month with the highest average low temperature is August (75.2°F).
The coldest month (with the lowest average low temperature) is January (47.3°F).

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Average pressure in December
Island Grove, FL

Average pressure in December - Island Grove, FL
  • Average pressure in December: 30.12"

The month with the highest atmospheric pressure is January (30.14").
The month with the lowest atmospheric pressure is September (29.97").

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Average wind speed in December
Island Grove, FL

Average wind speed in December - Island Grove, FL
  • Average wind speed in December: 5.9mph

The windiest month (with the highest average wind speed) is April (6.5mph).
The calmest month (with the lowest average wind speed) is July (4.5mph).

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Average humidity in December
Island Grove, FL

Average humidity in December - Island Grove, FL
  • Average humidity in December: 77%

Months with the highest relative humidity are July, August and September (78%).
The month with the lowest relative humidity is March (71%).

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Average rainfall in December
Island Grove, FL

Average rainfall in December - Island Grove, FL
  • Average rainfall in December: 2.09"

The wettest month (with the highest rainfall) is July (3.66").
The driest month (with the least rainfall) is November (1.26").

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Average rainfall days in December
Island Grove, FL

Average rainfall days in December - Island Grove, FL
  • Average rainfall days in December: 9.6 days

The month with the highest number of rainy days is July (21.3 days).
The month with the least rainy days is November (7.8 days).

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Average daylight in December /
Average sunshine in December
Island Grove, FL

Average daylight in December / Average sunshine in December - Island Grove, FL
  • Average daylight in December: 10.3h

The month with the longest days is June (Average daylight: 14h).
The month with the shortest days is December (Average daylight: 10.3h).

  • Average sunshine in December: 6h

The month with the most sunshine is May (Average sunshine: 10.7h).
The month with the least sunshine is December (Average sunshine: 6h).

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Average sunshine days in December
Island Grove, FL

Average sunshine days in December - Island Grove, FL
  • Average sunshine days in December: 19.2 days

The month with the most sunshine days is November (20.5 days).
The month with the least sunshine days is August (6.8 days).

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Average UV index in December
Island Grove, FL

Average UV index in December - Island Grove, FL
  • Average UV index in December: 5

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

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Average cloud cover in December
Island Grove, FL

Average cloud cover in December - Island Grove, FL
  • Average cloud cover in December: 38

Months with the most cloud cover are February and December (Cloud cover 38).
The month with the least cloud cover is May (Cloud cover 29).

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Average visibility in December
Island Grove, FL

Average visibility in December - Island Grove, FL
  • Average visibility in December: 6mi

Months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
Months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).

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