January Weather in Lathrop, United States

Last updated: June 24, 2025

In Lathrop, United States, the average temperature in January hovers around -2°C (30°F). Temperatures can dip as low as -24°C (-11°F) or reach a mild 16°C (62°F). The month sees approximately 55 mm (2.2 in) of precipitation over 6 days, with an average humidity of 80%, making it a uniquely chilly yet captivating time of year.

January Temperature in Lathrop

In January in Lathrop, the average temperature is -2°C (30°F), with a maximum that can reach 16°C (62°F) and a minimum that can drop as low as -24°C (-11°F). Be prepared for a wide range of temperatures, as this month can bring both chilly days and surprisingly mild spells, making it essential to pack layers for your travels.

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

The chart illustrates January temperature patterns in Lathrop, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Lathrop, January typically has an average temperature of -2°C (30°F), with highs reaching up to 16°C (62°F) and lows dropping to around -24°C (-11°F).

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

January Precipitation in Lathrop

In Lathrop in January, the total precipitation amount is 55 mm (2.2 in) spread over 6 days.

January Precipitation Trends in Lathrop

The chart displays monthly precipitation patterns in Lathrop, 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 Lathrop, January typically receives around 55 mm (2.2 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 Lathrop

In Lathrop in January humidity is 80%. With an average temperature of -2°C (30°F), this humidity feels like walking through a heavy, damp fog that clings to your skin, making any outdoor activity feel exhausting and uncomfortable.

January Average Humidity in Lathrop

This chart illustrates the average monthly humidity levels in Lathrop, 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 Lathrop 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 Lathrop

In Lathrop 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 Lathrop, you can check the information here.

Maximum UV Index Levels in Lathrop for January

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

Data source: Lathrop 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 Lathrop Compares to Other Months

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

This table compares monthly weather conditions in Lathrop, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-2°C (30°F)	55 mm (2.2 inches)	80%	moderate
February Weather	0°C (31°F)	40 mm (1.6 inches)	78%	moderate
March Weather	7°C (45°F)	100 mm (3.9 inches)	75%	high
April Weather	12°C (53°F)	85 mm (3.3 inches)	77%	very high
May Weather	18°C (65°F)	216 mm (8.5 inches)	82%	very high
June Weather	25°C (76°F)	115 mm (4.5 inches)	83%	extreme
July Weather	26°C (79°F)	105 mm (4.1 inches)	81%	extreme
August Weather	24°C (76°F)	106 mm (4.2 inches)	78%	very high
September Weather	22°C (71°F)	81 mm (3.2 inches)	72%	very high
October Weather	13°C (56°F)	128 mm (5.0 inches)	72%	high
November Weather	6°C (43°F)	49 mm (1.9 inches)	84%	moderate
December Weather	2°C (37°F)	35 mm (1.4 inches)	86%	moderate