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December Weather in San Dionisio, Nicaragua

Last updated: August 31, 2025

In December, the average temperature in San Dionisio, Nicaragua is a pleasant 23°C (74°F), making it an ideal time to explore. Expect minimum temperatures around 16°C (62°F) and a warm maximum of 30°C (87°F). While you might encounter some rain, with 18 mm (0.7 in) expected over 6 days, the average humidity remains a manageable 56%.

December Temperature in San Dionisio

In December in San Dionisio, the average temperature is 23°C (74°F), with maximums reaching 30°C (87°F) and minimums dropping as low as 16°C (62°F). This pleasant warmth makes it an ideal destination for outdoor activities and sightseeing.

December Weather in San Dionisio: Daily Temperature Highs, Lows, and Averages

The chart illustrates December temperature patterns in San Dionisio, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In San Dionisio, December typically has an average temperature of 23°C (74°F), with highs reaching up to 30°C (87°F) and lows dropping to around 16°C (62°F).
JanFebMarAprMayJunJulAugSepOctNovDec737475787876767676757473
Data source: Temperature data for San Dionisio generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

December Precipitation in San Dionisio

In San Dionisio in December, the precipitation amount is 18 mm (0.7 in) over the course of 6 days.

December Precipitation Trends in San Dionisio

The chart displays monthly precipitation patterns in San Dionisio, with values for each month alongside December’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how December’s conditions compare to those of other months. In San Dionisio, December typically receives around 18 mm (0.7 inches) of precipitation spread over approximately 6 days.
JanFebMarAprMayJunJulAugSepOctNovDec1517155926715677921562158918
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in San Dionisio

In San Dionisio in December, humidity is 56%. With an average temperature of 23°C (74°F), this humidity feels like a pleasant embrace, making it comfortable for traveling as long as you stay hydrated and take breaks in the shade.

December Average Humidity in San Dionisio

This chart illustrates the average monthly humidity levels in San Dionisio, with December’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In December, average humidity in San Dionisio is approximately 56%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec56%54%51%50%50%55%65%64%69%68%61%56%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in San Dionisio

In San Dionisio in December, the maximum UV index reaches 10, which corresponds to a very high Exposure Category. With a time to burn of just 15 minutes, it's crucial to take precautions. For more detailed information, you can check the Hourly UV Index in San Dionisio.

Maximum UV Index Levels in San Dionisio for December

The chart shows the monthly maximum UV Index (UVI) for San Dionisio in December, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues. In December, the maximum UV index in San Dionisio typically reaches 10, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec111314141413141413131110
Data source: San Dionisio December UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

  •  Extreme (11+): Avoid the sun, stay in shade.
  •  Very High (8-10): Limit sun exposure.
  •  High (6-7): Use SPF 30+ and protective clothing.
  •  Moderate (3-5): Midday shade recommended.
  •  Low (0-2): No protection needed.

How December Weather in San Dionisio Compares to Other Months

Weather in San Dionisio varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in San Dionisio, focusing on differences in temperature, rainfall, humidity, and UV levels.

This table compares monthly weather conditions in San Dionisio, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather23°C (73°F)15 mm (0.6 inches)56%extreme
February Weather23°C (74°F)17 mm (0.7 inches)54%extreme
March Weather24°C (76°F)15 mm (0.6 inches)51%extreme
April Weather26°C (78°F)59 mm (2.3 inches)50%extreme
May Weather25°C (78°F)266 mm (10.5 inches)50%extreme
June Weather24°C (76°F)156 mm (6.1 inches)55%extreme
July Weather24°C (76°F)77 mm (3.0 inches)65%extreme
August Weather24°C (76°F)91 mm (3.6 inches)64%extreme
September Weather24°C (76°F)156 mm (6.2 inches)69%extreme
October Weather24°C (75°F)215 mm (8.5 inches)68%extreme
November Weather24°C (75°F)88 mm (3.5 inches)61%extreme
December Weather23°C (74°F)18 mm (0.7 inches)56%very high

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