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Costa RicaThe weather in December in Ilusión
It's hot in December in Ilusión with an average temperature of 30°C. Temperatures this month range from a low of 29°C to a high of 30°C. At night, you can expect temperatures between 21°C and 22°C.
December is a good month to be in Ilusión for sunny weather. You’ll have high temperatures and not too much rain.
Average temperatures and precipitation
This chart shows the average daily maximum and minimum temperatures (in degrees Celsius) and precipitation (in millimeters) in December for Ilusión, Costa Rica. A low precipitation value usually indicates little to no rainfall on that day in recent years, while a higher value suggests more frequent rainfall.
Temperature records
With 34°C in 2014, Ilusión reached the highest temperature in December over the past 10 years. The lowest daytime temperature in this month was 22°C in 2016. The extreme nighttime temperatures ranged from a lowest recorded value of 15°C to a highest value of 26°C.
Rainfall amount
In December, there is an average of 27 mm of precipitation, spread over 6 days. The wind speed is around 4 Bft, mostly coming from the East.
Daily weather in December for Ilusión
Click on any day in December to get detailed info about the usual weather on that day in Ilusión. Check out the historical temperatures and precipitation over the past 10 years on this day.
December weather comparison
| Ilusión | New York | |
|---|---|---|
| Average temperature | 30°C | 9°C |
| Max. temperature | 30°C | 12°C |
| Min. temperature | 21°C | -5°C |
| Total precipitation | 27 mm | 133 mm |
| Rainy days | 6 days | 17 days |
Start of December
The month of December starts in Ilusión with hot temps, averaging around 30°C during the day and nights around 21°C.
Mid December
By mid-December, daytime temps stay steady at around 30°C, with nights around 22°C. Not much precipitation expected during this period. It’s mostly dry and sunny.
End of December
By the end of December, the average daytime temperature in Ilusión is around 30°C, while nighttime temps are about 22°C. There’s hardly any chance of precipitation. The weather will be mostly dry with plenty of sun.
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.
The hurricane season in Ilusión runs from June to November.
Check out the climate of Ilusión for all months and discover the best travel time
Temperature charts
These charts show the average temperatures in December in Ilusión, Costa Rica. The temperatures are shown in degrees Celsius and are calculated based on data from the past 10 years.
Daily Temperature in December in Ilusión
Temperature in December in Ilusión over the years
Precipitation charts
These charts show the average amount of precipitation in December in Ilusión, Costa Rica. Precipitation is always measured as water, even when it falls as snow or hail The amount of precipitation is displayed in millimeters, while snowfall is shown in centimeters.
Daily Precipitation in December in Ilusión
Total precipitation in December in Ilusión over the years
Daily UV index in December in Ilusión
This chart shows the average daily UV index in December in Ilusión, 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.
Weather experiences in December in Ilusión
Have you been to Ilusión in December?
Share your weather experience in December in Ilusión.
Average weather in Ilusión by month
Click on a month below to see detailed weather info for Ilusión. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.