December Weather in Geiro, Tanzania

Last updated: August 28, 2025

In December, the average temperature in Geiro, Tanzania is a delightful 22°C (71°F). Expect a comfortable range where the minimum dips to 15°C (60°F) and the maximum can reach up to 30°C (86°F). However, be prepared for some rain, with an average precipitation of 172 mm (6.8 in) over 22 days. With an average humidity of 90%, it’s a perfect time to enjoy the lush surroundings!

December Temperature in Geiro

In December in Geiro, the average temperature is 22°C (71°F), with maximums reaching 30°C (86°F) and minimums dipping as low as 15°C (60°F). This pleasant weather makes Geiro an ideal destination for travelers looking to enjoy mild conditions and a variety of outdoor activities.

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

The chart illustrates December temperature patterns in Geiro, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Geiro, December typically has an average temperature of 22°C (71°F), with highs reaching up to 30°C (86°F) and lows dropping to around 15°C (60°F).

Data source: Temperature data for Geiro generated using information from the Copernicus Climate Change Service.

December Precipitation in Geiro

In Geiro in December, the precipitation amount is 172 mm (6.8 in) spread over 22 days.

December Precipitation Trends in Geiro

The chart displays monthly precipitation patterns in Geiro, 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 Geiro, December typically receives around 172 mm (6.8 inches) of precipitation spread over approximately 22 days.

Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.

Choose your preferred precipitation unit

Millimeters (mm) Inches (in)

December Humidity in Geiro

In Geiro in December, humidity is 90%. With an average temperature of 22°C (71°F), this humidity feels like walking through a warm, wet blanket, making traveling a bit of a challenge as you constantly seek shade and hydration to stay comfortable.

December Average Humidity in Geiro

This chart illustrates the average monthly humidity levels in Geiro, 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 Geiro is approximately 90%, offering insight into how humid the weather typically is during this month.

Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Geiro

In Geiro in December, the maximum UV index reaches an alarming 15, which falls into the extreme Exposure Category. With a time to burn of just 10 minutes, it's crucial to take precautions. For detailed information, you can check the Hourly UV Index in Geiro.

Maximum UV Index Levels in Geiro for December

The chart shows the monthly maximum UV Index (UVI) for Geiro 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 Geiro typically reaches 15, which falls under the extreme exposure category.

Data source: Geiro 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 Geiro Compares to Other Months

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

This table compares monthly weather conditions in Geiro, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	21°C (71°F)	194 mm (7.6 inches)	84%	extreme
February Weather	21°C (70°F)	135 mm (5.3 inches)	85%	extreme
March Weather	21°C (70°F)	221 mm (8.7 inches)	78%	extreme
April Weather	20°C (69°F)	142 mm (5.6 inches)	80%	extreme
May Weather	19°C (66°F)	92 mm (3.6 inches)	84%	extreme
June Weather	18°C (64°F)	13 mm (0.5 inches)	81%	extreme
July Weather	17°C (63°F)	19 mm (0.7 inches)	76%	extreme
August Weather	18°C (65°F)	20 mm (0.8 inches)	69%	extreme
September Weather	19°C (67°F)	16 mm (0.6 inches)	64%	extreme
October Weather	20°C (69°F)	50 mm (2.0 inches)	65%	extreme
November Weather	21°C (71°F)	97 mm (3.8 inches)	79%	extreme
December Weather	22°C (71°F)	172 mm (6.8 inches)	90%	extreme