January Weather in Alto, United States

Last updated: June 24, 2025

In January, the average temperature in Alto, United States hovers around 7°C (44°F). Temperatures can dip as low as -11°C (12°F) and soar to a pleasant 24°C (75°F). You can expect about 115 mm (4.5 in) of precipitation over 9 days, contributing to the region’s average humidity of 86%. Prepare for a mix of chilly and mild days as you explore this captivating locale!

January Temperature in Alto

In January in Alto, the average temperature is 7°C (44°F), with maximums reaching 24°C (75°F) and minimums dropping as low as -11°C (12°F). Travelers should be prepared for a wide range of temperatures and pack accordingly.

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

The chart illustrates January temperature patterns in Alto, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Alto, January typically has an average temperature of 7°C (44°F), with highs reaching up to 24°C (75°F) and lows dropping to around -11°C (12°F).

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

January Precipitation in Alto

In Alto in January, the precipitation amount is 115 mm (4.5 in) over the course of 9 days, indicating a relatively wet period for the region.

January Precipitation Trends in Alto

The chart displays monthly precipitation patterns in Alto, 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 Alto, January typically receives around 115 mm (4.5 inches) of precipitation spread over approximately 9 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 Alto

In Alto in January, humidity is 86%. With an average temperature of 7°C (44°F), this humidity feels like a chilly, damp blanket wrapping around you, making outdoor activities uncomfortable and travel quite uninviting.

January Average Humidity in Alto

This chart illustrates the average monthly humidity levels in Alto, 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 Alto is approximately 86%, 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 Alto

In Alto in January, the maximum UV index reaches 4, which corresponds to a moderate Exposure Category. With a time to burn of 30 minutes, it’s important to take precautions to protect your skin. You can find more details in the Hourly UV Index in Alto for better planning.

Maximum UV Index Levels in Alto for January

The chart shows the monthly maximum UV Index (UVI) for Alto 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 Alto typically reaches 4, which falls under the moderate exposure category.

Data source: Alto 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 Alto Compares to Other Months

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

This table compares monthly weather conditions in Alto, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	7°C (44°F)	115 mm (4.5 inches)	86%	moderate
February Weather	9°C (49°F)	164 mm (6.5 inches)	86%	high
March Weather	12°C (54°F)	129 mm (5.1 inches)	86%	very high
April Weather	16°C (61°F)	130 mm (5.1 inches)	82%	extreme
May Weather	21°C (70°F)	132 mm (5.2 inches)	85%	extreme
June Weather	24°C (75°F)	112 mm (4.4 inches)	85%	extreme
July Weather	26°C (79°F)	102 mm (4.0 inches)	83%	extreme
August Weather	25°C (78°F)	135 mm (5.3 inches)	76%	very high
September Weather	23°C (74°F)	125 mm (4.9 inches)	76%	very high
October Weather	18°C (65°F)	168 mm (6.6 inches)	80%	very high
November Weather	11°C (52°F)	87 mm (3.4 inches)	88%	high
December Weather	8°C (47°F)	146 mm (5.7 inches)	88%	moderate