December Weather in Longwood, United States

Last updated: June 24, 2025

In December, the average temperature in Longwood, United States hovers around 17°C (63°F). However, temperatures can vary significantly, dipping to a chilly 1°C (34°F) at their lowest and soaring to a warm 30°C (86°F) at their peak. During this month, the region typically experiences about 62 mm (2.4 in) of precipitation spread over 7 days, coupled with a relatively high average humidity of 84%.

December Temperature in Longwood

In December in Longwood, the average temperature is 17°C (63°F). The maximum can reach 30°C (86°F) and the minimum can be as low as 1°C (34°F). It's a vibrant time to visit, offering a pleasant blend of warm days and cooler evenings.

December Weather in Longwood: Daily Temperature Highs, Lows, and Averages

The chart illustrates December temperature patterns in Longwood, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Longwood, December typically has an average temperature of 17°C (63°F), with highs reaching up to 30°C (86°F) and lows dropping to around 1°C (34°F).
JanFebMarAprMayJunJulAugSepOctNovDec606668727780818281776863
Data source: Temperature data for Longwood 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 Longwood

In Longwood in December, the total precipitation amount is 62 mm (2.4 in) observed over a span of 7 days.

December Precipitation Trends in Longwood

The chart displays monthly precipitation patterns in Longwood, 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 Longwood, December typically receives around 62 mm (2.4 inches) of precipitation spread over approximately 7 days.
JanFebMarAprMayJunJulAugSepOctNovDec38562575107200216222165824462
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Longwood

In Longwood in December, humidity is 84%. With an average temperature of 17°C (63°F), this humidity feels like a warm, sticky embrace that can make traveling feel heavy and cumbersome, often leaving visitors yearning for refreshing breezes and shade.

December Average Humidity in Longwood

This chart illustrates the average monthly humidity levels in Longwood, 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 Longwood is approximately 84%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec83%80%75%70%68%75%80%81%83%81%82%84%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Longwood

In Longwood in December, the maximum UV index reaches 5, which corresponds to a moderate Exposure Category. Under these conditions, the estimated time to burn is approximately 30 minutes. For more details, you can check the Hourly UV Index in Longwood.

Maximum UV Index Levels in Longwood for December

The chart shows the monthly maximum UV Index (UVI) for Longwood 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 Longwood typically reaches 5, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec589111112121111975
Data source: Longwood 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 Longwood Compares to Other Months

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

This table compares monthly weather conditions in Longwood, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather16°C (61°F)37 mm (1.5 inches)83%moderate
February Weather19°C (66°F)56 mm (2.2 inches)80%very high
March Weather20°C (68°F)25 mm (1.0 inches)75%very high
April Weather22°C (72°F)75 mm (3.0 inches)70%extreme
May Weather25°C (77°F)107 mm (4.2 inches)68%extreme
June Weather27°C (81°F)199 mm (7.9 inches)75%extreme
July Weather27°C (82°F)216 mm (8.5 inches)79%extreme
August Weather28°C (82°F)222 mm (8.7 inches)81%extreme
September Weather27°C (81°F)165 mm (6.5 inches)83%extreme
October Weather25°C (77°F)82 mm (3.2 inches)81%very high
November Weather20°C (69°F)44 mm (1.7 inches)82%high
December Weather17°C (63°F)62 mm (2.4 inches)84%moderate

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