January Weather in Arcadia, United States

Last updated: June 24, 2025

In January, the average temperature in Arcadia, United States hovers around 1°C (34°F), with temperatures ranging from a chilly -18°C (-1°F) to a mild 20°C (67°F). Expect 86 mm (3.4 in) of precipitation spread over 8 days, contributing to a high average humidity of 83%. Prepare for a season where the cold is accompanied by a touch of dampness!

January Temperature in Arcadia

In January in Arcadia, the average temperature is 1°C (34°F). The maximum can reach 20°C (67°F) and the minimum can be as low as -18°C (-1°F). Be prepared for a wide range of temperatures when traveling to Arcadia during this month.

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

The chart illustrates January temperature patterns in Arcadia, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Arcadia, January typically has an average temperature of 1°C (34°F), with highs reaching up to 20°C (67°F) and lows dropping to around -18°C (-1°F).

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

January Precipitation in Arcadia

In Arcadia in January, the precipitation amount reaches 86 mm (3.4 in) over the course of 8 days.

January Precipitation Trends in Arcadia

The chart displays monthly precipitation patterns in Arcadia, 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 Arcadia, January typically receives around 86 mm (3.4 inches) of precipitation spread over approximately 8 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 Arcadia

In Arcadia in January, humidity is 83%. With an average temperature of 1°C (34°F), this humidity feels like a chilling embrace, making travel uncomfortable as the damp cold seeps into your bones, adding an extra layer of heaviness to the air that can leave you feeling sluggish and fatigued.

January Average Humidity in Arcadia

This chart illustrates the average monthly humidity levels in Arcadia, 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 Arcadia is approximately 83%, 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 Arcadia

In Arcadia 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 Arcadia, you can check the information here.

Maximum UV Index Levels in Arcadia for January

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

Data source: Arcadia 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 Arcadia Compares to Other Months

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

This table compares monthly weather conditions in Arcadia, 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)	86 mm (3.4 inches)	83%	moderate
February Weather	3°C (37°F)	105 mm (4.1 inches)	81%	high
March Weather	9°C (48°F)	144 mm (5.7 inches)	80%	high
April Weather	13°C (55°F)	169 mm (6.6 inches)	80%	very high
May Weather	19°C (66°F)	171 mm (6.7 inches)	83%	very high
June Weather	24°C (75°F)	94 mm (3.7 inches)	83%	extreme
July Weather	26°C (79°F)	102 mm (4.0 inches)	76%	extreme
August Weather	24°C (75°F)	103 mm (4.1 inches)	69%	very high
September Weather	22°C (71°F)	61 mm (2.4 inches)	68%	very high
October Weather	15°C (59°F)	120 mm (4.7 inches)	72%	high
November Weather	7°C (45°F)	76 mm (3.0 inches)	83%	moderate
December Weather	4°C (40°F)	73 mm (2.9 inches)	86%	moderate