December Weather in Sacramento, Brazil

Last updated: August 22, 2025

In December, the average temperature in Sacramento, Brazil is a pleasant 23°C (74°F), with minimums dipping to 14°C (58°F) and maximums reaching a warm 32°C (90°F). This month sees 265 mm (10.4 in) of precipitation spread over 22 days, contributing to an average humidity of a moderate 80%. Whether you're planning outdoor adventures or cozy indoor activities, be prepared for a mix of sunshine and showers!

December Temperature in Sacramento

In December in Sacramento, the average temperature is 23°C (74°F). The maximum can reach 32°C (90°F), while the minimum can drop as low as 14°C (58°F). This moderate climate makes Sacramento an ideal destination for travelers seeking pleasant weather while exploring the area.

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

The chart illustrates December temperature patterns in Sacramento, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Sacramento, December typically has an average temperature of 23°C (74°F), with highs reaching up to 32°C (90°F) and lows dropping to around 14°C (58°F).
JanFebMarAprMayJunJulAugSepOctNovDec747374726868667076767374
Data source: Temperature data for Sacramento 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 Sacramento

In Sacramento in December, the total precipitation amount is 265 mm (10.4 in) over the course of 22 days.

December Precipitation Trends in Sacramento

The chart displays monthly precipitation patterns in Sacramento, 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 Sacramento, December typically receives around 265 mm (10.4 inches) of precipitation spread over approximately 22 days.
JanFebMarAprMayJunJulAugSepOctNovDec197243153713152924136237265
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Sacramento

In Sacramento in December humidity is 80%. With an average temperature of 23°C (74°F), this humidity feels like walking through a warm, damp blanket, making travel feel sticky and muggy, where every step leaves you yearning for a cool breeze.

December Average Humidity in Sacramento

This chart illustrates the average monthly humidity levels in Sacramento, 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 Sacramento is approximately 80%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec86%88%88%81%72%69%64%53%43%34%64%80%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Sacramento

In Sacramento in December, the maximum UV index reaches an alarming 17, which falls under the extreme Exposure Category. With a time to burn of just 10 minutes, it's crucial to stay protected. For more details on the hourly UV index in Sacramento, you can check Hourly UV Index in Sacramento.

Maximum UV Index Levels in Sacramento for December

The chart shows the monthly maximum UV Index (UVI) for Sacramento 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 Sacramento typically reaches 17, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec161614129891113141517
Data source: Sacramento 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 Sacramento Compares to Other Months

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

This table compares monthly weather conditions in Sacramento, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather23°C (74°F)197 mm (7.8 inches)86%extreme
February Weather23°C (74°F)243 mm (9.6 inches)88%extreme
March Weather23°C (74°F)153 mm (6.0 inches)88%extreme
April Weather22°C (72°F)71 mm (2.8 inches)81%extreme
May Weather20°C (68°F)31 mm (1.2 inches)72%very high
June Weather20°C (68°F)5 mm (0.2 inches)69%very high
July Weather19°C (66°F)2 mm (0.1 inches)64%very high
August Weather21°C (70°F)9 mm (0.4 inches)53%extreme
September Weather25°C (77°F)24 mm (1.0 inches)43%extreme
October Weather24°C (76°F)136 mm (5.3 inches)34%extreme
November Weather23°C (74°F)237 mm (9.3 inches)64%extreme
December Weather23°C (74°F)265 mm (10.4 inches)80%extreme

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