December Weather in Greatwood, United States

Last updated: June 24, 2025

In December, the average temperature in Greatwood, United States is a pleasant 15°C (59°F). Expect temperatures to vary significantly, with a minimum plunge of -2°C (29°F) and a maximum rise to 28°C (84°F). Be prepared for 103 mm (4.0 in) of precipitation spread over 9 days, contributing to an average humidity of 84%.

December Temperature in Greatwood

In December in Greatwood, the average temperature is 15°C (59°F). Maximum temperatures can reach 28°C (84°F), while minimums can drop as low as -2°C (29°F). Be prepared for a wide range of temperatures when traveling to Greatwood during this time.

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

The chart illustrates December temperature patterns in Greatwood, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Greatwood, December typically has an average temperature of 15°C (59°F), with highs reaching up to 28°C (84°F) and lows dropping to around -2°C (29°F).
JanFebMarAprMayJunJulAugSepOctNovDec555866717882848480736358
Data source: Temperature data for Greatwood 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 Greatwood

In Greatwood in December, the precipitation amount is 103 mm (4.0 in) over the course of 9 days.

December Precipitation Trends in Greatwood

The chart displays monthly precipitation patterns in Greatwood, 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 Greatwood, December typically receives around 103 mm (4.0 inches) of precipitation spread over approximately 9 days.
JanFebMarAprMayJunJulAugSepOctNovDec798172761561531391771688779103
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Greatwood

In Greatwood in December, humidity is 84%. With an average temperature of 15°C (59°F), this humidity feels like an oppressive blanket wrapping around you, making it challenging to enjoy outdoor activities and travel comfortably.

December Average Humidity in Greatwood

This chart illustrates the average monthly humidity levels in Greatwood, 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 Greatwood is approximately 84%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec78%81%76%79%79%74%72%68%73%75%78%84%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Greatwood

In Greatwood 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 Greatwood.

Maximum UV Index Levels in Greatwood for December

The chart shows the monthly maximum UV Index (UVI) for Greatwood 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 Greatwood typically reaches 5, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec589111112111110965
Data source: Greatwood 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 Greatwood Compares to Other Months

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

This table compares monthly weather conditions in Greatwood, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather13°C (55°F)79 mm (3.1 inches)78%moderate
February Weather15°C (59°F)81 mm (3.2 inches)81%very high
March Weather19°C (66°F)72 mm (2.8 inches)76%very high
April Weather21°C (71°F)76 mm (3.0 inches)79%extreme
May Weather26°C (78°F)156 mm (6.1 inches)79%extreme
June Weather28°C (83°F)153 mm (6.0 inches)74%extreme
July Weather29°C (84°F)139 mm (5.5 inches)71%extreme
August Weather29°C (85°F)177 mm (7.0 inches)68%extreme
September Weather27°C (80°F)168 mm (6.6 inches)73%very high
October Weather23°C (73°F)86 mm (3.4 inches)75%very high
November Weather17°C (63°F)78 mm (3.1 inches)78%high
December Weather15°C (59°F)103 mm (4.0 inches)84%moderate

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