December Weather in Grapeville, United States

Last updated: June 24, 2025

In December, the average temperature in Grapeville, United States hovers around 2°C (36°F), with extremes ranging from a chilly -17°C (2°F) to a mild 19°C (66°F). Expect a total precipitation of 113 mm (4.4 in) spread over 13 days, and be prepared for high humidity levels averaging 88%.

December Temperature in Grapeville

In December in Grapeville, the average temperature is 2°C (36°F), with maximums reaching 19°C (66°F) and minimums dipping as low as -17°C (2°F). Travelers should be prepared for a significant range in temperatures and dress accordingly.

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

The chart illustrates December temperature patterns in Grapeville, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Grapeville, December typically has an average temperature of 2°C (36°F), with highs reaching up to 19°C (66°F) and lows dropping to around -17°C (2°F).
JanFebMarAprMayJunJulAugSepOctNovDec313541516269747267574236
Data source: Temperature data for Grapeville 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 Grapeville

In Grapeville in December, the precipitation amount is 113 mm (4.4 in) over the course of 13 days.

December Precipitation Trends in Grapeville

The chart displays monthly precipitation patterns in Grapeville, 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 Grapeville, December typically receives around 113 mm (4.4 inches) of precipitation spread over approximately 13 days.
JanFebMarAprMayJunJulAugSepOctNovDec931311151301561561319011811893113
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Grapeville

In Grapeville in December, humidity is 88%. With an average temperature of 2°C (36°F), this humidity feels like a cold, damp blanket wrapping around you, making traveling uncomfortable and energy-draining as every step through the chill seems heavier in the thick air.

December Average Humidity in Grapeville

This chart illustrates the average monthly humidity levels in Grapeville, 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 Grapeville is approximately 88%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec90%90%89%88%80%79%74%64%67%81%89%88%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Grapeville

In Grapeville in December, the maximum UV index is 2, which corresponds to a low exposure category. With this level of UV radiation, the time to burn is approximately 45 minutes. To learn more about the hourly UV index in Grapeville, you can visit Hourly UV Index in Grapeville.

Maximum UV Index Levels in Grapeville for December

The chart shows the monthly maximum UV Index (UVI) for Grapeville 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 Grapeville typically reaches 2, which falls under the low exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec357910101098642
Data source: Grapeville 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 Grapeville Compares to Other Months

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

This table compares monthly weather conditions in Grapeville, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-1°C (31°F)93 mm (3.7 inches)89%moderate
February Weather2°C (35°F)131 mm (5.1 inches)90%moderate
March Weather5°C (41°F)115 mm (4.5 inches)89%high
April Weather11°C (51°F)130 mm (5.1 inches)88%very high
May Weather16°C (62°F)156 mm (6.1 inches)80%very high
June Weather21°C (69°F)156 mm (6.1 inches)79%very high
July Weather23°C (74°F)131 mm (5.2 inches)74%very high
August Weather22°C (72°F)90 mm (3.5 inches)64%very high
September Weather19°C (67°F)118 mm (4.6 inches)67%very high
October Weather14°C (57°F)117 mm (4.6 inches)81%high
November Weather5°C (42°F)93 mm (3.7 inches)89%moderate
December Weather2°C (36°F)113 mm (4.4 inches)88%low

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