Temperatures in December
It's warm in December in Treasure Island with an average temperature of 23°C. Temperatures this month range from a low of 21°C to a high of 25°C. At night, you can expect temperatures between 14°C and 18°C.
Max and Min Temperatures per Day
This chart shows the daily maximum and minimum temperatures in degrees Celsius for Treasure Island in December. The red line indicates the max temperatures, and the blue line shows the minimums.
Start of December
The month of December starts in Treasure Island with warm temperatures, averaging around 24°C during the day and nights close to 17°C. There’s little chance of precipitation. The weather is mostly sunny and dry.
Mid-December
By mid-December, the average daytime temperature drops to around 23°C, with nights close to 17°C. There might be a few showers during this period, but plenty of dry days with sunshine too.
End of December
By the end of December, the average daytime temperature in Treasure Island will be around 23°C, with nights close to 16°C. A shower might show up, but overall the weather will be dry and sunny.
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Precipitation in December
In December, there is an average of 56 mm of precipitation, spread over 5 days. The wind speed is around 4 Bft, mostly coming from the Southeast.
The precipitation chance averages 17% per day this month. Though that seems low, there are also a few days with a higher chance of precipitation.
Precipitation Chance
This chart shows the daily precipitation chance (in percentages) in December for Treasure Island. 0% means it never rained on that day in the past 10 years, and 100% means it rained every day. All values in between represent the average chance of precipitation on that day.
Treasure Island in December |
London | ||
|---|---|---|---|
 Average Temperature |
23°C | 9°C | |
 High Temp |
25°C | 11°C | |
| Low Temp |
21°C | 8°C | |
 Total Precipitation |
56 mm | 67 mm | |
| Rainy Days |
5 days | 10 days | |
November
UV index
The UV index is a maximum of 6 this month. That's a moderate to high value on the intensity scale of 1 to 11. Unprotected skin can burn within 15-25 minutes.
Is December a good time to visit Treasure Island?
Want nice weather? Then December is a great time to be in Treasure Island. You’ll have pleasant temperatures and not too much rain this month.
The hurricane season in Treasure Island runs from June to November.
Temperature records for Treasure Island in December
With 29°C, Treasure Island hit the highest temperature in the last 10 years in December 2015. The lowest daytime temperature in this month was 6°C in 2022. The extreme night temperatures ranged from a low of 1°C to a high of 23°C.
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Daily Temperature in December in Treasure Island
This chart shows the average daily temperatures, both day and night, for each day in December in Treasure Island, measured in degrees Celsius. The red line represents the maximum temperatures, while the blue line shows the minimums. The days of the month are displayed at the bottom of the chart. The data, based on historical observations, gives an overview of the average daily temperatures during this month.
Daily Precipitation in December in Treasure Island
The chart below shows the average daily precipitation in December for Treasure Island, measured in millimetres over the past years. Precipitation is always measured as water, even if it’s snow or hail. The days of the month are shown at the bottom of the chart.
A low average precipitation means that the chance of rain on that day is usually small, while a higher average suggests that rain is more likely. But it’s still an average, so each day can be different. Based on historical weather data for December, you can expect around 5 days of rain in Treasure Island.
Daily UV Index in December in Treasure Island
This chart shows the average daily UV index in December in Treasure Island, with the UV index ranging from 0 to a maximum of 11. The bottom of the chart shows the days of the month. Based on historical data, this chart provides an idea of the daily UV radiation levels you can expect.
Temperature in December in Treasure Island Over the Years
This chart shows the average temperature in December in Treasure Island, measured in degrees Celsius, over the past years.
Total Precipitation in December in Treasure Island Over the Years
This chart shows the average precipitation in December in Treasure Island, measured in millimetres over the past years. Precipitation is always measured as water, even if it’s snow or hail.
Daily climate in December for Treasure Island
Click on a specific day in December for detailed info on the typical weather on that day in Treasure Island. Check out the historical temperatures and precipitation over the past 10 years on this day.
Weather experiences in December in Treasure Island
Have you been to Treasure Island in December?
Share your weather experience in December in Treasure Island.
Average Weather in Treasure Island by Month
Click on a month below to see detailed weather info for Treasure Island. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.
Or check out the climate of Treasure Island for all months at once
