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December Weather in Onion Creek, United States

Last updated: June 24, 2025

In December, the average temperature in Onion Creek, United States hovers around 13°C (55°F). Expect a diverse range, with minimums dipping to -3°C (27°F) and soaring maximums reaching 29°C (84°F). During this month, precipitation totals around 78 mm (3.1 in), spread across approximately 6 days, while the average humidity remains high at 87%.

December Temperature in Onion Creek

In December in Onion Creek, the average temperature is 13°C (55°F). The maximum can reach 29°C (84°F), while the minimum can drop as low as -3°C (27°F). This range of temperatures makes Onion Creek an ideal destination for travelers seeking mild weather with the possibility of both warm days and cool nights.

December Weather in Onion Creek: Daily Temperature Highs, Lows, and Averages

The chart illustrates December temperature patterns in Onion Creek, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Onion Creek, December typically has an average temperature of 13°C (55°F), with highs reaching up to 29°C (84°F) and lows dropping to around -3°C (27°F).
JanFebMarAprMayJunJulAugSepOctNovDec525364697782858680706055
Data source: Temperature data for Onion Creek 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 Onion Creek

In Onion Creek in December, the precipitation amount is 78 mm (3.1 in) spread over 6 days.

December Precipitation Trends in Onion Creek

The chart displays monthly precipitation patterns in Onion Creek, 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 Onion Creek, December typically receives around 78 mm (3.1 inches) of precipitation spread over approximately 6 days.
JanFebMarAprMayJunJulAugSepOctNovDec495870901559871118113955278
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Onion Creek

In Onion Creek in December, humidity is 87%. With an average temperature of 13°C (55°F), this humidity feels like a heavy blanket wrapping around you, making travel sluggish and slightly uncomfortable, as each step seems to cling to the damp air.

December Average Humidity in Onion Creek

This chart illustrates the average monthly humidity levels in Onion Creek, 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 Onion Creek is approximately 87%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec78%78%77%78%82%78%69%63%66%73%84%87%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Onion Creek

In Onion Creek 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 Onion Creek.

Maximum UV Index Levels in Onion Creek for December

The chart shows the monthly maximum UV Index (UVI) for Onion Creek 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 Onion Creek typically reaches 5, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec589111112121110965
Data source: Onion Creek 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 Onion Creek Compares to Other Months

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

This table compares monthly weather conditions in Onion Creek, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather11°C (52°F)49 mm (1.9 inches)78%moderate
February Weather12°C (54°F)58 mm (2.3 inches)78%very high
March Weather18°C (64°F)69 mm (2.7 inches)77%very high
April Weather20°C (69°F)90 mm (3.5 inches)78%extreme
May Weather25°C (77°F)155 mm (6.1 inches)82%extreme
June Weather28°C (82°F)98 mm (3.8 inches)78%extreme
July Weather29°C (85°F)71 mm (2.8 inches)69%extreme
August Weather30°C (86°F)118 mm (4.6 inches)63%extreme
September Weather27°C (80°F)113 mm (4.5 inches)66%very high
October Weather21°C (71°F)95 mm (3.7 inches)73%very high
November Weather15°C (60°F)52 mm (2.0 inches)84%high
December Weather13°C (55°F)78 mm (3.1 inches)87%moderate

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