Temperatures in December
It's pleasantly warm in December in Port Allen with an average temperature of 20°C. Temperatures this month range from a low of 15°C to a high of 23°C. At night, you can expect temperatures between 7°C and 14°C.
Max and Min Temperatures per Day
This chart shows the daily maximum and minimum temperatures in degrees Celsius for Port Allen 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 Port Allen with mild temperatures, averaging around 21°C during the day and nights close to 10°C. Plenty of days with a chance of precipitation.
Mid-December
By mid-December, the average daytime temperature drops to around 19°C, with nights close to 9°C. The chance of precipitation is high during this period.
End of December
By the end of December, the average daytime temperature in Port Allen will be around 21°C, with nights close to 11°C. There’s a significant chance of many days with precipitation.
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Precipitation in December
In December, there is an average of 281 mm of precipitation, spread over 9 days. Of the total precipitation, about 1,4 cm falls as snow in December. The wind speed is around 4 Bft, mostly coming from the Southeast.
The average precipitation chance is 29% per day this month. Though it seems pretty low, the weather’s variable. Some days have higher and others lower precipitation chances, which lowers the average.
Precipitation Chance
This chart shows the daily precipitation chance (in percentages) in December for Port Allen. 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.
Port Allen in December |
London | ||
|---|---|---|---|
 Average Temperature |
20°C | 9°C | |
 High Temp |
23°C | 11°C | |
| Low Temp |
15°C | 8°C | |
 Total Precipitation |
281 mm | 67 mm | |
| Rainy Days |
9 days | 10 days | |
 Total Snowfall |
1,4 cm | 1,2 cm | |
| Snowy Days |
1 day | 1 day | |
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 Port Allen?
After some sun? Then December isn’t the best time to be in Port Allen. The temperature is pleasant, but there’s too much chance of rain this month.
The hurricane season in Port Allen runs from June to November.
Temperature records for Port Allen in December
With 29°C, Port Allen hit the highest temperature in the last 10 years in December 2022. The lowest daytime temperature in this month was 1°C in 2022. The extreme night temperatures ranged from a low of -7°C to a high of 24°C.
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Daily Temperature in December in Port Allen
This chart shows the average daily temperatures, both day and night, for each day in December in Port Allen, 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 Port Allen
The chart below shows the average daily precipitation in December for Port Allen, 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 9 days of rain in Port Allen.
Daily Snowfall in December in Port Allen
This chart shows the average daily snowfall in December in Port Allen, measured in centimetres. The bottom of the chart shows the days of the month. The data is based on historical measurements and gives an idea of the average snowfall in December.
Daily UV Index in December in Port Allen
This chart shows the average daily UV index in December in Port Allen, 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 Port Allen Over the Years
This chart shows the average temperature in December in Port Allen, measured in degrees Celsius, over the past years.
Total Precipitation in December in Port Allen Over the Years
This chart shows the average precipitation in December in Port Allen, measured in millimetres over the past years. Precipitation is always measured as water, even if it’s snow or hail.
Snowfall in December in Port Allen per year
This chart shows the average snowfall in December in Port Allen, measured in centimetres, over the past years.
Daily climate in December for Port Allen
Click on a specific day in December for detailed info on the typical weather on that day in Port Allen. Check out the historical temperatures and precipitation over the past 10 years on this day.
Weather experiences in December in Port Allen
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Average Weather in Port Allen by Month
Click on a month below to see detailed weather info for Port Allen. 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 Port Allen for all months at once
