September Weather in Nyamira, Kenya

Last updated: August 23, 2025

In September, the average temperature in Nyamira, Kenya hovers around 20°C (68°F), with a minimum of 13°C (57°F) and a maximum reaching 29°C (85°F). Be prepared for some rain, as 170 mm (6.7 in) of precipitation typically falls over 21 days. With an average humidity level of 73%, the air can feel quite muggy!

September Temperature in Nyamira

In September in Nyamira, the average temperature is 20°C (68°F). Maximums can reach 29°C (85°F) and minimums can be as low as 13°C (57°F). This pleasant weather makes Nyamira an ideal destination for travelers looking to enjoy mild temperatures and outdoor activities.

September Weather in Nyamira: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Nyamira, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Nyamira, September typically has an average temperature of 20°C (68°F), with highs reaching up to 29°C (85°F) and lows dropping to around 13°C (57°F).

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

September Precipitation in Nyamira

In Nyamira in September, the precipitation amount is 170 mm (6.7 in) over the course of 21 days.

September Precipitation Trends in Nyamira

The chart displays monthly precipitation patterns in Nyamira, with values for each month alongside September’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how September’s conditions compare to those of other months. In Nyamira, September typically receives around 170 mm (6.7 inches) of precipitation spread over approximately 21 days.

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

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Millimeters (mm) Inches (in)

September Humidity in Nyamira

In Nyamira in September, humidity is 73%. With an average temperature of 20°C (68°F), this humidity feels like a warm embrace, making outdoor activities somewhat sticky, yet the atmosphere remains pleasant for leisurely strolls and sightseeing.

September Average Humidity in Nyamira

This chart illustrates the average monthly humidity levels in Nyamira, with September’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In September, average humidity in Nyamira is approximately 73%, offering insight into how humid the weather typically is during this month.

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

September UV Index in Nyamira

In Nyamira in September, the maximum UV index is 14, which corresponds to an extreme Exposure Category. The time to burn is just 10 minutes, so it's crucial to take precautions. For the detailed hourly UV index in Nyamira, you can check here.

Maximum UV Index Levels in Nyamira for September

The chart shows the monthly maximum UV Index (UVI) for Nyamira in September, 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 September, the maximum UV index in Nyamira typically reaches 14, which falls under the extreme exposure category.

Data source: Nyamira September 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 September Weather in Nyamira Compares to Other Months

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

This table compares monthly weather conditions in Nyamira, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	21°C (70°F)	62 mm (2.5 inches)	72%	extreme
February Weather	22°C (71°F)	69 mm (2.7 inches)	72%	extreme
March Weather	21°C (71°F)	161 mm (6.3 inches)	69%	extreme
April Weather	21°C (70°F)	318 mm (12.5 inches)	73%	extreme
May Weather	20°C (68°F)	312 mm (12.3 inches)	81%	extreme
June Weather	20°C (68°F)	142 mm (5.6 inches)	75%	extreme
July Weather	19°C (67°F)	101 mm (4.0 inches)	71%	extreme
August Weather	20°C (67°F)	127 mm (5.0 inches)	69%	extreme
September Weather	20°C (68°F)	170 mm (6.7 inches)	73%	extreme
October Weather	20°C (69°F)	251 mm (9.9 inches)	80%	extreme
November Weather	20°C (69°F)	211 mm (8.3 inches)	85%	extreme
December Weather	20°C (69°F)	154 mm (6.1 inches)	80%	extreme