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December Weather in Homer, United States

Last updated: June 24, 2025

In Homer, United States, the average temperature in December is a cool 9°C (48°F). Expect a range where the minimum can drop to -5°C (22°F) and the maximum soars to 25°C (77°F). During this month, precipitation averages 137 mm (5.4 in) across 11 days, contributing to a high average humidity of 88%. Stay prepared for a mix of chilly and warmer days!

December Temperature in Homer

In December in Homer, the average temperature is 9°C (48°F). The maximum can reach 25°C (77°F), and the minimum can be as low as -5°C (22°F). Pack layers to ensure comfort during your travels, as temperatures can vary significantly throughout the day.

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

The chart illustrates December temperature patterns in Homer, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Homer, December typically has an average temperature of 9°C (48°F), with highs reaching up to 25°C (77°F) and lows dropping to around -5°C (22°F).
JanFebMarAprMayJunJulAugSepOctNovDec455055627176797974665248
Data source: Temperature data for Homer 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 Homer

In Homer in December, the total precipitation amount reaches 137 mm (5.4 in) over a span of 11 days.

December Precipitation Trends in Homer

The chart displays monthly precipitation patterns in Homer, 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 Homer, December typically receives around 137 mm (5.4 inches) of precipitation spread over approximately 11 days.
JanFebMarAprMayJunJulAugSepOctNovDec10715112512313511510713712315481138
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Homer

In Homer in December, humidity is 88%. With an average temperature of 9°C (48°F), this humidity feels like a damp chill settling into your bones, making outdoor exploration feel heavy and oppressive.

December Average Humidity in Homer

This chart illustrates the average monthly humidity levels in Homer, 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 Homer is approximately 88%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec86%86%86%82%85%85%83%76%76%80%88%88%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Homer

In Homer in December, the maximum UV index reaches 4, which corresponds to a moderate Exposure Category. With a time to burn of 30 minutes, it’s important to take precautions to protect your skin. You can find more details in the Hourly UV Index in Homer for better planning.

Maximum UV Index Levels in Homer for December

The chart shows the monthly maximum UV Index (UVI) for Homer 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 Homer typically reaches 4, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec47811111111109864
Data source: Homer 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 Homer Compares to Other Months

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

This table compares monthly weather conditions in Homer, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather7°C (46°F)107 mm (4.2 inches)86%moderate
February Weather10°C (51°F)151 mm (5.9 inches)86%high
March Weather13°C (56°F)125 mm (4.9 inches)86%very high
April Weather17°C (62°F)123 mm (4.9 inches)82%extreme
May Weather21°C (71°F)135 mm (5.3 inches)85%extreme
June Weather25°C (76°F)115 mm (4.5 inches)85%extreme
July Weather26°C (80°F)107 mm (4.2 inches)83%extreme
August Weather26°C (79°F)137 mm (5.4 inches)76%very high
September Weather24°C (75°F)123 mm (4.8 inches)76%very high
October Weather19°C (66°F)154 mm (6.1 inches)80%very high
November Weather11°C (53°F)81 mm (3.2 inches)88%high
December Weather9°C (48°F)137 mm (5.4 inches)88%moderate

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