San Bartolomé Weather & Climate: Best Time to Visit

The temperature in San Bartolomé remains steady throughout the year, providing a consistently comfortable climate. Average daytime temperatures reach a comfortable 24°C (75°F) in September. In February, the coolest month of the year, temperatures drop to a pleasant 19°C (66°F).

At night, temperatures range from around 22°C (72°F) in September to 16°C (61°F) in February.

Check out our detailed temperature page for more information.

Temperature ranges by month

San Bartolomé has a dry climate with very low precipitation, averaging 126 mm (5 in) of rainfall annually. San Bartolomé can be quite wet during December, receiving approximately 23 mm (0.9 in) of precipitation over 4 rainy days.

In contrast, during the driest month (August), you will experience much drier conditions, with 2.1 mm (0.1 in) of precipitation spread across 0 rainy days. For more details, please visit our San Bartolomé Precipitation page.

The mean monthly precipitation over the year, including rain, hail, and snow

The average number of days each month with precipitation

San Bartolomé experiences moderate variation in sunshine hours across the seasons. With 10.0 hours daily sunshine in July, it dips to 6.6 hours in December, offering a balanced mix of sunny and overcast days.

Visit our detailed sunshine hours page for more information.

Monthly hours of sunshine

Daily hours of sunshine

The relative humidity is high throughout the year in San Bartolomé.

The city experiences its highest humidity in December, reaching 72%. In March, the humidity drops to its lowest level at 66%. What does this mean? Read our detailed page on humidity levels for further details.

Relative humidity over the year