January Weather in San Antonio, Panama

Last updated: August 27, 2025

In San Antonio, Panama, the average temperature in January reaches a comfortable 27°C (80°F). Expect minimums as low as 20°C (67°F) and maximums soaring to 36°C (96°F). During this month, the region experiences an average precipitation of 29 mm (1.1 in) over approximately 5 days, accompanied by a humidity level of 76%.

January Temperature in San Antonio

In January in San Antonio, the average temperature is 27°C (80°F). Maximum temperatures can reach 36°C (96°F), while the minimum can drop to as low as 20°C (67°F). This makes San Antonio a warm and inviting destination for travelers looking to enjoy pleasant weather.

January Weather in San Antonio: Daily Temperature Highs, Lows, and Averages

The chart illustrates January temperature patterns in San Antonio, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In San Antonio, January typically has an average temperature of 27°C (80°F), with highs reaching up to 36°C (96°F) and lows dropping to around 20°C (67°F).

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

January Precipitation in San Antonio

In San Antonio in January, the total precipitation amount is 29 mm (1.1 in) recorded over a span of 5 days.

January Precipitation Trends in San Antonio

The chart displays monthly precipitation patterns in San Antonio, with values for each month alongside January’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how January’s conditions compare to those of other months. In San Antonio, January typically receives around 29 mm (1.1 inches) of precipitation spread over approximately 5 days.

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

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Millimeters (mm) Inches (in)

January Humidity in San Antonio

In San Antonio in January, humidity is 76%. With an average temperature of 27°C (80°F), this humidity feels like a warm blanket enveloping you, making outdoor activities and travel a bit challenging as you navigate the sticky air and sweat-drenched clothing.

January Average Humidity in San Antonio

This chart illustrates the average monthly humidity levels in San Antonio, with January’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In January, average humidity in San Antonio is approximately 76%, offering insight into how humid the weather typically is during this month.

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

January UV Index in San Antonio

In San Antonio in January, the maximum UV index is 12, which corresponds to an extreme Exposure Category. The time to burn is just 10 minutes, underscoring the importance of sun protection. For detailed information, you can check the Hourly UV Index in San Antonio.

Maximum UV Index Levels in San Antonio for January

The chart shows the monthly maximum UV Index (UVI) for San Antonio in January, 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 January, the maximum UV index in San Antonio typically reaches 12, which falls under the extreme exposure category.

Data source: San Antonio January 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 January Weather in San Antonio Compares to Other Months

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

This table compares monthly weather conditions in San Antonio, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	27°C (80°F)	29 mm (1.1 inches)	76%	extreme
February Weather	28°C (82°F)	9 mm (0.4 inches)	75%	extreme
March Weather	28°C (83°F)	8 mm (0.3 inches)	74%	extreme
April Weather	28°C (83°F)	79 mm (3.1 inches)	76%	extreme
May Weather	27°C (81°F)	295 mm (11.6 inches)	78%	extreme
June Weather	27°C (80°F)	303 mm (11.9 inches)	83%	extreme
July Weather	27°C (80°F)	290 mm (11.4 inches)	79%	extreme
August Weather	27°C (80°F)	275 mm (10.8 inches)	79%	extreme
September Weather	26°C (80°F)	314 mm (12.4 inches)	78%	extreme
October Weather	26°C (79°F)	343 mm (13.5 inches)	77%	extreme
November Weather	26°C (79°F)	280 mm (11.0 inches)	79%	extreme
December Weather	27°C (80°F)	95 mm (3.7 inches)	79%	very high