January Weather in Valley Center, United States

Last updated: June 24, 2025

In January, the average temperature in Valley Center, United States hovers around 1°C (34°F), with possibilities for extremes; it can drop to a chilly -19°C (-3°F) or rise to a balmy 21°C (70°F). Expect 38 mm (1.5 in) of precipitation spread over about 4 days, accompanied by an average humidity of 77%. Stay prepared for a mix of weather conditions!

January Temperature in Valley Center

In January in Valley Center, the average temperature is 1°C (34°F). Maximum temperatures can reach 21°C (70°F), while the minimum can drop as low as -19°C (-3°F). Travelers should be prepared for a wide range of weather conditions, from chilly days to surprisingly warm spells.

January Weather in Valley Center: Daily Temperature Highs, Lows, and Averages

The chart illustrates January temperature patterns in Valley Center, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Valley Center, January typically has an average temperature of 1°C (34°F), with highs reaching up to 21°C (70°F) and lows dropping to around -19°C (-3°F).

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

January Precipitation in Valley Center

In Valley Center in January, the total precipitation amount is 38 mm (1.5 in) spread over the course of 4 days.

January Precipitation Trends in Valley Center

The chart displays monthly precipitation patterns in Valley Center, 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 Valley Center, January typically receives around 38 mm (1.5 inches) of precipitation spread over approximately 4 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 Valley Center

In Valley Center in January, humidity is 77%. With an average temperature of 1°C (34°F), this humidity feels like a damp chill that seeps into your bones, making outdoor exploration uncomfortable and necessitating extra layers to stay warm and dry.

January Average Humidity in Valley Center

This chart illustrates the average monthly humidity levels in Valley Center, 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 Valley Center is approximately 77%, 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 Valley Center

In Valley Center in January, the maximum UV index is 3, which corresponds to a moderate Exposure Category. The time to burn is approximately 30 minutes. For more details on the hourly UV index in Valley Center, you can check the information here.

Maximum UV Index Levels in Valley Center for January

The chart shows the monthly maximum UV Index (UVI) for Valley Center 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 Valley Center typically reaches 3, which falls under the moderate exposure category.

Data source: Valley Center 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 Valley Center Compares to Other Months

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

This table compares monthly weather conditions in Valley Center, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	1°C (34°F)	38 mm (1.5 inches)	77%	moderate
February Weather	1°C (35°F)	33 mm (1.3 inches)	76%	high
March Weather	9°C (49°F)	85 mm (3.4 inches)	71%	high
April Weather	13°C (56°F)	82 mm (3.2 inches)	73%	very high
May Weather	19°C (66°F)	176 mm (6.9 inches)	83%	very high
June Weather	25°C (78°F)	105 mm (4.1 inches)	83%	extreme
July Weather	27°C (81°F)	76 mm (3.0 inches)	81%	extreme
August Weather	25°C (78°F)	100 mm (4.0 inches)	73%	very high
September Weather	23°C (73°F)	83 mm (3.3 inches)	67%	very high
October Weather	14°C (58°F)	114 mm (4.5 inches)	72%	high
November Weather	8°C (46°F)	26 mm (1.0 inches)	82%	moderate
December Weather	4°C (39°F)	32 mm (1.2 inches)	85%	moderate