January Weather in Hermosillo, Mexico

Last updated: August 27, 2025

In January, the average temperature in Hermosillo, Mexico hovers around 16°C (62°F), with a range that can dip to a chilly 3°C (38°F) or soar to a warm 34°C (93°F). Expect about 17 mm (0.7 in) of rainfall spread over 1 day, contributing to an average humidity of 76%. Prepare accordingly for a mix of weather as you explore!

January Temperature in Hermosillo

In January in Hermosillo, the average temperature is 16°C (62°F). The maximum can reach 34°C (93°F), and the minimum can be as low as 3°C (38°F). This diverse temperature range makes it essential for travelers to pack layers to ensure comfort throughout their stay.

January Weather in Hermosillo: Daily Temperature Highs, Lows, and Averages

The chart illustrates January temperature patterns in Hermosillo, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Hermosillo, January typically has an average temperature of 16°C (62°F), with highs reaching up to 34°C (93°F) and lows dropping to around 3°C (38°F).

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

January Precipitation in Hermosillo

In Hermosillo in January, the precipitation amount is 17 mm (0.7 in) over the course of 1 day.

January Precipitation Trends in Hermosillo

The chart displays monthly precipitation patterns in Hermosillo, 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 Hermosillo, January typically receives around 17 mm (0.7 inches) of precipitation spread over approximately 1 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 Hermosillo

In Hermosillo in January, humidity is 76%. With an average temperature of 16°C (62°F), this humidity feels like a warm, enveloping blanket that makes exploring the outdoors feel both refreshing and slightly muggy, urging travelers to take breaks often and enjoy the shade.

January Average Humidity in Hermosillo

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

In Hermosillo in January, the maximum UV index reaches 5, which corresponds to a moderate Exposure Category. Under these conditions, the estimated time to burn is approximately 30 minutes. For more details, you can check the Hourly UV Index in Hermosillo.

Maximum UV Index Levels in Hermosillo for January

The chart shows the monthly maximum UV Index (UVI) for Hermosillo 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 Hermosillo typically reaches 5, which falls under the moderate exposure category.

Data source: Hermosillo 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 Hermosillo Compares to Other Months

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

This table compares monthly weather conditions in Hermosillo, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	16°C (62°F)	17 mm (0.7 inches)	76%	moderate
February Weather	18°C (64°F)	14 mm (0.6 inches)	68%	very high
March Weather	20°C (69°F)	13 mm (0.5 inches)	56%	very high
April Weather	25°C (77°F)	0 mm (0.0 inches)	42%	extreme
May Weather	27°C (81°F)	0 mm (0.0 inches)	36%	extreme
June Weather	32°C (90°F)	5 mm (0.2 inches)	33%	extreme
July Weather	33°C (91°F)	51 mm (2.0 inches)	47%	extreme
August Weather	33°C (91°F)	42 mm (1.7 inches)	71%	extreme
September Weather	30°C (87°F)	47 mm (1.9 inches)	80%	extreme
October Weather	27°C (81°F)	17 mm (0.7 inches)	73%	very high
November Weather	22°C (72°F)	15 mm (0.6 inches)	75%	high
December Weather	17°C (62°F)	12 mm (0.5 inches)	81%	moderate