January Weather in Santiago Nacaltepec, Mexico

Last updated: August 27, 2025

In January, the average temperature in Santiago Nacaltepec, Mexico hovers around 15°C (59°F), with a comfortable range from a minimum of 4°C (39°F) to a pleasant maximum of 29°C (84°F). Expect a touch of rainfall, with 18 mm (0.7 in) accumulating over approximately 4 days. Additionally, the average humidity is quite high at 84%, making for a notably moist atmosphere.

January Temperature in Santiago Nacaltepec

In January in Santiago Nacaltepec, the average temperature is 15°C (59°F). Maximums can reach 29°C (84°F), while minimums can drop as low as 4°C (39°F). It's a great time to visit for those who enjoy mild weather with some warm days mixed in.

January Weather in Santiago Nacaltepec: Daily Temperature Highs, Lows, and Averages

The chart illustrates January temperature patterns in Santiago Nacaltepec, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Santiago Nacaltepec, January typically has an average temperature of 15°C (59°F), with highs reaching up to 29°C (84°F) and lows dropping to around 4°C (39°F).

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

January Precipitation in Santiago Nacaltepec

In Santiago Nacaltepec in January, the total precipitation amount is 18 mm (0.7 in) spread over a duration of 4 days.

January Precipitation Trends in Santiago Nacaltepec

The chart displays monthly precipitation patterns in Santiago Nacaltepec, 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 Santiago Nacaltepec, January typically receives around 18 mm (0.7 inches) of precipitation spread over approximately 4 days.

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

Choose your preferred precipitation unit

Millimeters (mm) Inches (in)

January Humidity in Santiago Nacaltepec

In Santiago Nacaltepec in January, humidity is 84%. With an average temperature of 15°C (59°F), this humidity feels like an oppressive blanket wrapping around you, making it challenging to enjoy outdoor activities and travel comfortably.

January Average Humidity in Santiago Nacaltepec

This chart illustrates the average monthly humidity levels in Santiago Nacaltepec, 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 Santiago Nacaltepec is approximately 84%, 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 Santiago Nacaltepec

In Santiago Nacaltepec in January, the maximum UV index reaches 10, which corresponds to a very high Exposure Category. With a time to burn of just 15 minutes, it's crucial to take precautions. For more detailed information, you can check the Hourly UV Index in Santiago Nacaltepec.

Maximum UV Index Levels in Santiago Nacaltepec for January

The chart shows the monthly maximum UV Index (UVI) for Santiago Nacaltepec 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 Santiago Nacaltepec typically reaches 10, which falls under the very high exposure category.

Data source: Santiago Nacaltepec 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 Santiago Nacaltepec Compares to Other Months

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

This table compares monthly weather conditions in Santiago Nacaltepec, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	15°C (59°F)	18 mm (0.7 inches)	84%	very high
February Weather	17°C (62°F)	11 mm (0.4 inches)	80%	extreme
March Weather	18°C (65°F)	18 mm (0.7 inches)	73%	extreme
April Weather	20°C (68°F)	42 mm (1.7 inches)	67%	extreme
May Weather	20°C (69°F)	75 mm (3.0 inches)	72%	extreme
June Weather	19°C (66°F)	248 mm (9.8 inches)	73%	extreme
July Weather	18°C (65°F)	135 mm (5.3 inches)	76%	extreme
August Weather	18°C (65°F)	233 mm (9.2 inches)	80%	extreme
September Weather	18°C (65°F)	268 mm (10.5 inches)	84%	extreme
October Weather	18°C (64°F)	136 mm (5.3 inches)	89%	extreme
November Weather	16°C (61°F)	30 mm (1.2 inches)	88%	extreme
December Weather	15°C (59°F)	12 mm (0.5 inches)	88%	very high