January Weather in San Ardo, United States

Last updated: June 24, 2025

In January, the average temperature in San Ardo, United States sits comfortably at 10°C (50°F). Visitors should be prepared for a range, as the temperature can dip as low as -2°C (28°F) and rise to a pleasant 24°C (76°F). The region experiences moderate precipitation, with about 98 mm (3.9 in) falling over 6 days, and an average humidity level of 80% ensures a refreshing atmosphere.

January Temperature in San Ardo

In January in San Ardo, the average temperature is 10°C (50°F). The maximum can reach 24°C (76°F), and the minimum can be as low as -2°C (28°F). Be prepared for a mix of mild warmth and chilly conditions while traveling.

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

The chart illustrates January temperature patterns in San Ardo, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In San Ardo, January typically has an average temperature of 10°C (50°F), with highs reaching up to 24°C (76°F) and lows dropping to around -2°C (28°F).

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

January Precipitation in San Ardo

In San Ardo in January, the precipitation amount is 98 mm (3.9 in) over a span of 6 days.

January Precipitation Trends in San Ardo

The chart displays monthly precipitation patterns in San Ardo, 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 Ardo, January typically receives around 98 mm (3.9 inches) of precipitation spread over approximately 6 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 San Ardo

In San Ardo in January, humidity is 80%. With an average temperature of 10°C (50°F), this humidity feels like a damp chill enveloping you, making traveling somewhat uncomfortable as it seeps into your clothes and clings to your skin, leaving you longing for a cozy indoor refuge.

January Average Humidity in San Ardo

This chart illustrates the average monthly humidity levels in San Ardo, 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 Ardo is approximately 80%, 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 Ardo

In San Ardo 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 San Ardo for better planning.

Maximum UV Index Levels in San Ardo for January

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

Data source: San Ardo 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 Ardo Compares to Other Months

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

This table compares monthly weather conditions in San Ardo, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	10°C (50°F)	98 mm (3.9 inches)	80%	moderate
February Weather	10°C (51°F)	69 mm (2.7 inches)	83%	moderate
March Weather	12°C (54°F)	76 mm (3.0 inches)	80%	very high
April Weather	15°C (60°F)	21 mm (0.8 inches)	76%	very high
May Weather	18°C (64°F)	9 mm (0.4 inches)	75%	extreme
June Weather	22°C (71°F)	0 mm (0.0 inches)	74%	extreme
July Weather	24°C (75°F)	0 mm (0.0 inches)	75%	extreme
August Weather	24°C (75°F)	0 mm (0.0 inches)	72%	extreme
September Weather	22°C (72°F)	1 mm (0.0 inches)	70%	very high
October Weather	18°C (65°F)	8 mm (0.3 inches)	70%	high
November Weather	13°C (56°F)	24 mm (0.9 inches)	74%	moderate
December Weather	10°C (50°F)	62 mm (2.5 inches)	76%	moderate