September Weather in Bejuco, Costa Rica

Last updated: August 23, 2025

In September, the average temperature in Bejuco, Costa Rica reaches a pleasant 26°C (79°F), with a comfortable minimum of 24°C (75°F) and a maximum of 29°C (85°F). However, be prepared for some rain, as the area experiences an average precipitation of 327 mm (12.9 in) over 29 days, resulting in a humidity level of 73%.

September Temperature in Bejuco

In September in Bejuco, the average temperature is 26°C (79°F), with maximums reaching up to 29°C (85°F) and minimums dropping to as low as 24°C (75°F). It’s an ideal time for travelers seeking warm weather and pleasant conditions.

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

The chart illustrates September temperature patterns in Bejuco, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Bejuco, September typically has an average temperature of 26°C (79°F), with highs reaching up to 29°C (85°F) and lows dropping to around 24°C (75°F).

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

September Precipitation in Bejuco

In Bejuco in September, the total precipitation amount is 327 mm (12.9 in) spread over 29 days.

September Precipitation Trends in Bejuco

The chart displays monthly precipitation patterns in Bejuco, 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 Bejuco, September typically receives around 327 mm (12.9 inches) of precipitation spread over approximately 29 days.

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

Choose your preferred precipitation unit

Millimeters (mm) Inches (in)

September Humidity in Bejuco

In Bejuco in September, humidity is 73%. With an average temperature of 26°C (79°F), this humidity feels like a warm, sticky embrace, making travel slightly uncomfortable as you navigate through the heat with a constant sheen of sweat on your skin.

September Average Humidity in Bejuco

This chart illustrates the average monthly humidity levels in Bejuco, 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 Bejuco 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 Bejuco

In Bejuco in September, 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 Bejuco.

Maximum UV Index Levels in Bejuco for September

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

Data source: Bejuco 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 Bejuco Compares to Other Months

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

This table compares monthly weather conditions in Bejuco, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	27°C (80°F)	19 mm (0.8 inches)	72%	extreme
February Weather	27°C (81°F)	7 mm (0.3 inches)	71%	extreme
March Weather	27°C (82°F)	6 mm (0.2 inches)	70%	extreme
April Weather	27°C (81°F)	82 mm (3.2 inches)	71%	extreme
May Weather	27°C (80°F)	349 mm (13.8 inches)	71%	extreme
June Weather	26°C (80°F)	338 mm (13.3 inches)	79%	extreme
July Weather	26°C (80°F)	257 mm (10.1 inches)	79%	extreme
August Weather	26°C (80°F)	343 mm (13.5 inches)	75%	extreme
September Weather	26°C (79°F)	327 mm (12.9 inches)	73%	extreme
October Weather	26°C (79°F)	485 mm (19.1 inches)	73%	extreme
November Weather	26°C (79°F)	178 mm (7.0 inches)	74%	extreme
December Weather	26°C (79°F)	45 mm (1.8 inches)	72%	very high