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Temperatures in December

It's warm in December in Delta del San Juan with an average temperature of 28°C. Temperatures this month range from a low of 27°C to a high of 29°C. At night, you can expect temperatures between 19°C and 21°C.

Max and Min Temperatures per Day

Daily Temperature in December in Delta del San Juan

This chart shows the daily maximum and minimum temperatures in degrees Celsius for Delta del San Juan 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 Delta del San Juan with hot temperatures, averaging around 28°C during the day and nights close to 21°C. There’s little chance of precipitation. The weather is mostly sunny and dry.

Since temperatures can differ between day and night, it’s a good idea to dress in layers.

Mid-December

By mid-December, the average daytime temperature stays the same at 28°C, with nights close to 20°C. Not much precipitation expected during this period. It’s mostly dry with sunshine.

Temperatures vary between day and night, so it’s smart to wear layers.

End of December

By the end of December, the average daytime temperature in Delta del San Juan will be around 29°C, with nights close to 21°C. Barely any chance of precipitation. The weather will mostly be dry with lots of sunshine.

As it gets cooler in the evening, it’s best to wear layers.

Precipitation in December

In December, there is an average of 30 mm of precipitation, spread over 4 days. The wind speed is around 5 Bft, mostly coming from the East.

The precipitation chance averages 12% per day this month. Though that seems low, there are also a few days with a higher chance of precipitation.

Precipitation Chance

Daily precipitation chance in percentages for Delta del San Juan in December

This chart shows the daily precipitation chance (in percentages) in December for Delta del San Juan. 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.

Delta del San Juan in December

London
Temperature Average Temperature
28°C 9°C
Sun High Temp
29°C 11°C
Sun Low Temp
27°C 8°C
Rain Total Precipitation
30 mm 67 mm
Rain Rainy Days
4 days 10 days

UV index

The UV index is a maximum of 8 this month. That's a very high value on the intensity scale of 1 to 11. Unprotected skin can burn within 10-15 minutes.

Is December a good time to visit Delta del San Juan?

Want nice weather? Then December is a great time to be in Delta del San Juan. You’ll have pleasant temperatures and not too much rain this month.

The hurricane season in Delta del San Juan runs from June to November.

Temperature records for Delta del San Juan in December

With 34°C, Delta del San Juan hit the highest temperature in the last 10 years in December 2020. The lowest daytime temperature in this month was 20°C in 2017. The extreme night temperatures ranged from a low of 15°C to a high of 26°C.

Check out the climate of Delta del San Juan for all months and discover the best travel time

Daily Temperature in December in Delta del San Juan

This chart shows the average daily temperatures, both day and night, for each day in December in Delta del San Juan, 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 Temperature in December in Delta del San Juan

Daily Precipitation in December in Delta del San Juan

The chart below shows the average daily precipitation in December for Delta del San Juan, 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 4 days of rain in Delta del San Juan.

Daily Precipitation in December in Delta del San Juan

Daily UV Index in December in Delta del San Juan

This chart shows the average daily UV index in December in Delta del San Juan, 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.

Daily UV Index in December in Delta del San Juan

Temperature in December in Delta del San Juan Over the Years

This chart shows the average temperature in December in Delta del San Juan, measured in degrees Celsius, over the past years.

Temperature in December in Delta del San Juan Over the Years

Total Precipitation in December in Delta del San Juan Over the Years

This chart shows the average precipitation in December in Delta del San Juan, measured in millimetres over the past years. Precipitation is always measured as water, even if it’s snow or hail.

Precipitation in December in Delta del San Juan Over the Years

Daily climate in December for Delta del San Juan

Click on a specific day in December for detailed info on the typical weather on that day in Delta del San Juan. Check out the historical temperatures and precipitation over the past 10 years on this day.

Weather experiences in December in Delta del San Juan

Have you been to Delta del San Juan in December?

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Average Weather in Delta del San Juan by Month

Click on a month below to see detailed weather info for Delta del San Juan. 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 Delta del San Juan for all months at once

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