January Weather in Arkadelphia, United States

Last updated: June 24, 2025

In January, the average temperature in Arkadelphia, United States is a cool 7°C (45°F). While the temperature can dip as low as -14°C (7°F), it can also reach a maximum of 25°C (77°F). Expect about 103 mm (4.1 in) of precipitation over approximately 10 days, accompanied by an average humidity of 82%.

January Temperature in Arkadelphia

In January in Arkadelphia, the average temperature is 7°C (45°F). The maximum can reach 25°C (77°F), and the minimum can be as low as -14°C (7°F). It's advisable to prepare for a wide range of temperatures when planning your visit.

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

The chart illustrates January temperature patterns in Arkadelphia, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Arkadelphia, January typically has an average temperature of 7°C (45°F), with highs reaching up to 25°C (77°F) and lows dropping to around -14°C (7°F).

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

January Precipitation in Arkadelphia

In Arkadelphia in January, the precipitation amount is 103 mm (4.1 in) over a span of 10 days.

January Precipitation Trends in Arkadelphia

The chart displays monthly precipitation patterns in Arkadelphia, 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 Arkadelphia, January typically receives around 103 mm (4.1 inches) of precipitation spread over approximately 10 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 Arkadelphia

In Arkadelphia in January humidity is 82%. With an average temperature of 7°C (45°F), this humidity feels like a damp chill that seeps into your bones, making outdoor activities feel much colder and less inviting, which can make exploring less enjoyable unless you're dressed warmly.

January Average Humidity in Arkadelphia

This chart illustrates the average monthly humidity levels in Arkadelphia, 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 Arkadelphia is approximately 82%, 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 Arkadelphia

In Arkadelphia 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 Arkadelphia for better planning.

Maximum UV Index Levels in Arkadelphia for January

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

Data source: Arkadelphia 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 Arkadelphia Compares to Other Months

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

This table compares monthly weather conditions in Arkadelphia, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	7°C (45°F)	103 mm (4.1 inches)	82%	moderate
February Weather	9°C (48°F)	158 mm (6.2 inches)	80%	high
March Weather	14°C (58°F)	161 mm (6.4 inches)	78%	very high
April Weather	17°C (63°F)	184 mm (7.3 inches)	79%	very high
May Weather	22°C (73°F)	154 mm (6.1 inches)	81%	extreme
June Weather	27°C (80°F)	117 mm (4.6 inches)	77%	extreme
July Weather	28°C (83°F)	96 mm (3.8 inches)	72%	extreme
August Weather	27°C (82°F)	107 mm (4.2 inches)	65%	extreme
September Weather	25°C (78°F)	92 mm (3.6 inches)	63%	very high
October Weather	19°C (66°F)	100 mm (3.9 inches)	70%	very high
November Weather	12°C (53°F)	80 mm (3.1 inches)	82%	high
December Weather	10°C (49°F)	158 mm (6.2 inches)	88%	moderate