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December Weather in Olga, United States

Last updated: June 24, 2025

The average temperature in Olga, United States during December is a pleasant 20°C (68°F). However, temperatures can swing, with a minimum of 4°C (40°F) and a maximum reaching up to 31°C (88°F). Expect precipitation of about 51 mm (2.0 in) over approximately 6 days, and be prepared for a relatively high average humidity of 84%.

December Temperature in Olga

In December in Olga, the average temperature is 20°C (68°F). Maximums can reach 31°C (88°F), and minimums can be as low as 4°C (40°F). This climate makes Olga an ideal destination for travelers seeking a comfortable range of temperatures for outdoor activities.

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

The chart illustrates December temperature patterns in Olga, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Olga, December typically has an average temperature of 20°C (68°F), with highs reaching up to 31°C (88°F) and lows dropping to around 4°C (40°F).
JanFebMarAprMayJunJulAugSepOctNovDec657072778082828282807268
Data source: Temperature data for Olga 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 Olga

In Olga in December, the precipitation amount is 51 mm (2.0 in) over the course of 6 days.

December Precipitation Trends in Olga

The chart displays monthly precipitation patterns in Olga, 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 Olga, December typically receives around 51 mm (2.0 inches) of precipitation spread over approximately 6 days.
JanFebMarAprMayJunJulAugSepOctNovDec37442252148239278239186884651
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Olga

In Olga in December humidity is 84%. With an average temperature of 20°C (68°F), this humidity feels like a warm, enveloping blanket, making travel a challenge as the air clings to your skin, and every step feels heavier in the mugginess.

December Average Humidity in Olga

This chart illustrates the average monthly humidity levels in Olga, 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 Olga is approximately 84%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec83%80%75%68%65%73%77%80%83%83%83%84%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Olga

In Olga 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 Olga.

Maximum UV Index Levels in Olga for December

The chart shows the monthly maximum UV Index (UVI) for Olga 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 Olga typically reaches 5, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec69101212121212111075
Data source: Olga 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 Olga Compares to Other Months

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

This table compares monthly weather conditions in Olga, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather18°C (65°F)37 mm (1.4 inches)83%high
February Weather21°C (71°F)44 mm (1.7 inches)80%very high
March Weather22°C (72°F)22 mm (0.9 inches)75%very high
April Weather25°C (77°F)51 mm (2.0 inches)68%extreme
May Weather27°C (80°F)148 mm (5.8 inches)65%extreme
June Weather28°C (82°F)239 mm (9.4 inches)73%extreme
July Weather28°C (82°F)278 mm (10.9 inches)77%extreme
August Weather28°C (83°F)239 mm (9.4 inches)80%extreme
September Weather28°C (82°F)186 mm (7.3 inches)83%extreme
October Weather26°C (80°F)88 mm (3.5 inches)83%very high
November Weather22°C (72°F)46 mm (1.8 inches)83%high
December Weather20°C (68°F)51 mm (2.0 inches)84%moderate

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