January Weather in Los Alamitos, United States

Last updated: June 24, 2025

In January, the average temperature in Los Alamitos, United States hovers around 14°C (57°F). Expect minimums dipping to 5°C (41°F) and maximums reaching up to 29°C (85°F). This month, precipitation is forecasted at 65 mm (2.5 in) over about 5 days, while the average humidity sits at a comfortable 74%.

January Temperature in Los Alamitos

In January in Los Alamitos, the average temperature is 14°C (57°F). Maximum temperatures can reach 29°C (85°F), while the minimum can drop as low as 5°C (41°F). This variety in temperatures makes Los Alamitos an ideal destination for travelers looking to experience a mix of mild weather and the opportunity for warmer days.

January Weather in Los Alamitos: Daily Temperature Highs, Lows, and Averages

The chart illustrates January temperature patterns in Los Alamitos, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Los Alamitos, January typically has an average temperature of 14°C (57°F), with highs reaching up to 29°C (85°F) and lows dropping to around 5°C (41°F).

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

January Precipitation in Los Alamitos

In Los Alamitos in January, the total precipitation amount is 65 mm (2.5 in) over the course of 5 days.

January Precipitation Trends in Los Alamitos

The chart displays monthly precipitation patterns in Los Alamitos, 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 Los Alamitos, January typically receives around 65 mm (2.5 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 Los Alamitos

In Los Alamitos in January, humidity is 74%. With an average temperature of 14°C (57°F), this humidity feels like a warm, damp blanket wrapping around you, making it slightly uncomfortable for traveling, as you may find yourself quickly sweating and in need of frequent breaks to cool down.

January Average Humidity in Los Alamitos

This chart illustrates the average monthly humidity levels in Los Alamitos, 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 Los Alamitos is approximately 74%, 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 Los Alamitos

In Los Alamitos 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 Los Alamitos for better planning.

Maximum UV Index Levels in Los Alamitos for January

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

Data source: Los Alamitos 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 Los Alamitos Compares to Other Months

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

This table compares monthly weather conditions in Los Alamitos, 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)	65 mm (2.5 inches)	74%	moderate
February Weather	14°C (58°F)	52 mm (2.0 inches)	79%	high
March Weather	15°C (60°F)	55 mm (2.2 inches)	75%	very high
April Weather	17°C (63°F)	23 mm (0.9 inches)	70%	very high
May Weather	18°C (64°F)	12 mm (0.5 inches)	70%	very high
June Weather	20°C (68°F)	4 mm (0.2 inches)	72%	extreme
July Weather	22°C (72°F)	3 mm (0.1 inches)	73%	extreme
August Weather	23°C (73°F)	2 mm (0.1 inches)	69%	very high
September Weather	22°C (72°F)	3 mm (0.1 inches)	68%	very high
October Weather	20°C (69°F)	9 mm (0.4 inches)	67%	high
November Weather	17°C (63°F)	18 mm (0.7 inches)	68%	moderate
December Weather	14°C (58°F)	68 mm (2.7 inches)	71%	moderate