December Weather in Meru, Kenya

Last updated: August 23, 2025

In Meru, Kenya, the average temperature for December hovers around 21°C (70°F), creating a pleasant atmosphere for exploration. The temperature can dip as low as 14°C (57°F), while it can rise to a warm 29°C (85°F). Expect precipitation of about 68 mm (2.7 in) over 15 days, coupled with an average humidity of 74%, making it essential to prepare for both sun and occasional rain.

December Temperature in Meru

In December in Meru, the average temperature is 21°C (70°F). Maximums can reach 29°C (85°F) and minimums can be as low as 14°C (57°F). This pleasant weather makes it a great time for traveling and exploring the outdoors in Meru.

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

The chart illustrates December temperature patterns in Meru, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Meru, December typically has an average temperature of 21°C (70°F), with highs reaching up to 29°C (85°F) and lows dropping to around 14°C (57°F).

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

December Precipitation in Meru

In Meru in December, the total precipitation amount is 68 mm (2.7 in) recorded over a span of 15 days.

December Precipitation Trends in Meru

The chart displays monthly precipitation patterns in Meru, 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 Meru, December typically receives around 68 mm (2.7 inches) of precipitation spread over approximately 15 days.

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

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Millimeters (mm) Inches (in)

December Humidity in Meru

In Meru in December humidity is 74%. With an average temperature of 21°C (70°F), this humidity feels like a warm, moist embrace, making outdoor activities both invigorating and slightly draining, so travelers should stay hydrated and take breaks often.

December Average Humidity in Meru

This chart illustrates the average monthly humidity levels in Meru, 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 Meru is approximately 74%, 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 Meru

In Meru in December, the maximum UV index reaches 13, which corresponds to an extreme Exposure Category. With a time to burn of just 10 minutes, it's crucial to take protective measures. For detailed information, you can check the Hourly UV Index in Meru.

Maximum UV Index Levels in Meru for December

The chart shows the monthly maximum UV Index (UVI) for Meru 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 Meru typically reaches 13, which falls under the extreme exposure category.

Data source: Meru 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 Meru Compares to Other Months

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

This table compares monthly weather conditions in Meru, 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)	35 mm (1.4 inches)	55%	extreme
February Weather	22°C (72°F)	31 mm (1.2 inches)	52%	extreme
March Weather	23°C (73°F)	55 mm (2.2 inches)	52%	extreme
April Weather	22°C (73°F)	157 mm (6.2 inches)	54%	extreme
May Weather	22°C (72°F)	51 mm (2.0 inches)	62%	extreme
June Weather	21°C (70°F)	24 mm (1.0 inches)	65%	extreme
July Weather	20°C (69°F)	11 mm (0.4 inches)	60%	extreme
August Weather	21°C (70°F)	21 mm (0.8 inches)	57%	extreme
September Weather	22°C (71°F)	23 mm (0.9 inches)	59%	extreme
October Weather	22°C (72°F)	72 mm (2.8 inches)	68%	extreme
November Weather	21°C (71°F)	93 mm (3.7 inches)	81%	extreme
December Weather	21°C (70°F)	68 mm (2.7 inches)	74%	extreme