January Weather in Rancho Santa Fe, United States

Last updated: June 24, 2025

In Rancho Santa Fe, United States, the average temperature in January hovers around 14°C (57°F), with fluctuations between a minimum of 6°C (43°F) and a maximum of 26°C (79°F). Expect about 67 mm (2.6 in) of precipitation spread over 5 days, contributing to an average humidity of 72%. Perfect for those who enjoy a brisk climate with a touch of moisture!

January Temperature in Rancho Santa Fe

In January in Rancho Santa Fe, the average temperature is 14°C (57°F). The maximum can reach 26°C (79°F), while the minimum can drop as low as 6°C (43°F). This makes Rancho Santa Fe an ideal destination for travelers seeking mild weather and enjoyable outdoor activities.

January Weather in Rancho Santa Fe: Daily Temperature Highs, Lows, and Averages

The chart illustrates January temperature patterns in Rancho Santa Fe, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Rancho Santa Fe, January typically has an average temperature of 14°C (57°F), with highs reaching up to 26°C (79°F) and lows dropping to around 6°C (43°F).

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

January Precipitation in Rancho Santa Fe

In Rancho Santa Fe in January, the precipitation amount is 67 mm (2.6 in) over a span of 5 days.

January Precipitation Trends in Rancho Santa Fe

The chart displays monthly precipitation patterns in Rancho Santa Fe, 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 Rancho Santa Fe, January typically receives around 67 mm (2.6 inches) of precipitation spread over approximately 5 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 Rancho Santa Fe

In Rancho Santa Fe in January humidity is 72%. With an average temperature of 14°C (57°F), this humidity feels like a damp embrace, making outdoor activities slightly uncomfortable and requiring careful planning to stay hydrated and enjoy your travels.

January Average Humidity in Rancho Santa Fe

This chart illustrates the average monthly humidity levels in Rancho Santa Fe, 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 Rancho Santa Fe is approximately 72%, 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 Rancho Santa Fe

In Rancho Santa Fe 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 Rancho Santa Fe for better planning.

Maximum UV Index Levels in Rancho Santa Fe for January

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

Data source: Rancho Santa Fe 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 Rancho Santa Fe Compares to Other Months

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

This table compares monthly weather conditions in Rancho Santa Fe, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	14°C (57°F)	67 mm (2.6 inches)	72%	moderate
February Weather	13°C (56°F)	72 mm (2.8 inches)	77%	high
March Weather	14°C (58°F)	64 mm (2.5 inches)	67%	very high
April Weather	16°C (61°F)	30 mm (1.2 inches)	56%	very high
May Weather	17°C (62°F)	23 mm (0.9 inches)	46%	extreme
June Weather	18°C (65°F)	4 mm (0.2 inches)	48%	extreme
July Weather	21°C (70°F)	2 mm (0.1 inches)	46%	extreme
August Weather	22°C (72°F)	2 mm (0.1 inches)	42%	very high
September Weather	21°C (71°F)	5 mm (0.2 inches)	52%	very high
October Weather	20°C (68°F)	13 mm (0.5 inches)	58%	high
November Weather	17°C (62°F)	34 mm (1.3 inches)	66%	moderate
December Weather	14°C (57°F)	73 mm (2.9 inches)	74%	moderate