January Weather in Rockport, United States

Last updated: June 24, 2025

In January, the average temperature in Rockport, United States hovers around 6°C (43°F), with potential extremes ranging from a chilly -14°C (7°F) to a warm 24°C (75°F). Expect 89 mm (3.5 in) of precipitation spread over 9 days, and feel the moisture in the air with an average humidity of 82%.

January Temperature in Rockport

In January in Rockport, the average temperature is 6°C (43°F), with maximums reaching 24°C (75°F) and minimums dropping as low as -14°C (7°F). Travelers should be prepared for a wide range of temperatures, ensuring they pack accordingly for both warm and cold conditions.

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

The chart illustrates January temperature patterns in Rockport, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Rockport, January typically has an average temperature of 6°C (43°F), with highs reaching up to 24°C (75°F) and lows dropping to around -14°C (7°F).

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

January Precipitation in Rockport

In Rockport in January, the precipitation amount is 89 mm (3.5 in) during a span of 9 days.

January Precipitation Trends in Rockport

The chart displays monthly precipitation patterns in Rockport, 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 Rockport, January typically receives around 89 mm (3.5 inches) of precipitation spread over approximately 9 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 Rockport

In Rockport in January, humidity is 82%. With an average temperature of 6°C (43°F), this humidity feels like a damp chill that seeps into your bones, making outdoor exploration feel less invigorating and more uncomfortable, as the heavy air can leave you feeling sluggish and fatigued during your travels.

January Average Humidity in Rockport

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

In Rockport 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 Rockport for better planning.

Maximum UV Index Levels in Rockport for January

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

Data source: Rockport 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 Rockport Compares to Other Months

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

This table compares monthly weather conditions in Rockport, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	6°C (43°F)	89 mm (3.5 inches)	82%	moderate
February Weather	8°C (46°F)	148 mm (5.8 inches)	79%	high
March Weather	13°C (56°F)	150 mm (5.9 inches)	77%	very high
April Weather	16°C (61°F)	158 mm (6.2 inches)	78%	very high
May Weather	22°C (71°F)	163 mm (6.4 inches)	82%	extreme
June Weather	26°C (79°F)	110 mm (4.3 inches)	81%	extreme
July Weather	28°C (82°F)	97 mm (3.8 inches)	75%	extreme
August Weather	27°C (80°F)	117 mm (4.6 inches)	61%	very high
September Weather	25°C (76°F)	90 mm (3.6 inches)	59%	very high
October Weather	18°C (65°F)	93 mm (3.7 inches)	69%	high
November Weather	11°C (52°F)	78 mm (3.1 inches)	82%	moderate
December Weather	9°C (48°F)	136 mm (5.4 inches)	87%	moderate