January Weather in Maricopa, United States

Last updated: June 24, 2025

In January, the average temperature in Maricopa, United States hovers around 10°C (49°F), with fluctuations between a brisk -1°C (30°F) and a pleasant 22°C (72°F). Expect 53 mm (2.1 in) of precipitation spread over 5 days, contributing to a relatively high average humidity of 78%. Embrace the seasonal charm while preparing for occasional rainfall!

January Temperature in Maricopa

In January in Maricopa, the average temperature is 10°C (49°F). Maximum temperatures can reach 22°C (72°F), while minimums can drop as low as -1°C (30°F). Travelers should be prepared for a mix of mild and chilly weather.

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

The chart illustrates January temperature patterns in Maricopa, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Maricopa, January typically has an average temperature of 10°C (49°F), with highs reaching up to 22°C (72°F) and lows dropping to around -1°C (30°F).

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

January Precipitation in Maricopa

In Maricopa in January, the precipitation amount is 53 mm (2.1 in) during a span of 5 days.

January Precipitation Trends in Maricopa

The chart displays monthly precipitation patterns in Maricopa, 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 Maricopa, January typically receives around 53 mm (2.1 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 Maricopa

In Maricopa in January humidity is 78%. With average temperature 10°C (49°F), this humidity feels like a chilly dampness that clings to your skin, making outdoor activities less enjoyable and requiring extra layers to stay comfortable while exploring.

January Average Humidity in Maricopa

This chart illustrates the average monthly humidity levels in Maricopa, 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 Maricopa is approximately 78%, 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 Maricopa

In Maricopa 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 Maricopa for better planning.

Maximum UV Index Levels in Maricopa for January

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

Data source: Maricopa 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 Maricopa Compares to Other Months

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

This table compares monthly weather conditions in Maricopa, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	10°C (49°F)	53 mm (2.1 inches)	78%	moderate
February Weather	10°C (51°F)	58 mm (2.3 inches)	82%	high
March Weather	11°C (53°F)	68 mm (2.7 inches)	75%	very high
April Weather	15°C (60°F)	29 mm (1.1 inches)	68%	very high
May Weather	19°C (66°F)	12 mm (0.5 inches)	57%	extreme
June Weather	24°C (76°F)	1 mm (0.1 inches)	52%	extreme
July Weather	28°C (82°F)	2 mm (0.1 inches)	46%	extreme
August Weather	27°C (81°F)	1 mm (0.0 inches)	39%	extreme
September Weather	24°C (75°F)	2 mm (0.1 inches)	48%	very high
October Weather	18°C (65°F)	8 mm (0.3 inches)	59%	high
November Weather	14°C (57°F)	15 mm (0.6 inches)	72%	moderate
December Weather	10°C (50°F)	44 mm (1.7 inches)	76%	moderate