January Weather in Attica, United States

Last updated: June 24, 2025

In January, the average temperature in Attica, United States hovers around 1°C (35°F). Expect a chilly dip to a minimum of -18°C (0°F), while the mercury can rise up to a pleasant 22°C (71°F). With about 31 mm (1.2 in) of precipitation spread over 3 days, you might want to pack an umbrella. The air can feel quite humid, averaging a 75% humidity level, adding to the overall atmosphere of the season.

January Temperature in Attica

In January in Attica, the average temperature is 1°C (35°F). The maximum can reach 22°C (71°F) and the minimum can be as low as -18°C (0°F). Be prepared for a wide range of temperatures if you plan to travel during this time.

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

The chart illustrates January temperature patterns in Attica, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Attica, January typically has an average temperature of 1°C (35°F), with highs reaching up to 22°C (71°F) and lows dropping to around -18°C (0°F).

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

January Precipitation in Attica

In Attica in January, the precipitation amount is 31 mm (1.2 in) over the course of 3 days.

January Precipitation Trends in Attica

The chart displays monthly precipitation patterns in Attica, 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 Attica, January typically receives around 31 mm (1.2 inches) of precipitation spread over approximately 3 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 Attica

In Attica in January, humidity is 75%. With an average temperature of 1°C (35°F), this humidity feels like a chilling blanket that makes every breath feel heavy and damp, creating an unusual challenge for travelers seeking comfort and warmth.

January Average Humidity in Attica

This chart illustrates the average monthly humidity levels in Attica, 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 Attica is approximately 75%, 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 Attica

In Attica 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 Attica for better planning.

Maximum UV Index Levels in Attica for January

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

Data source: Attica 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 Attica Compares to Other Months

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

This table compares monthly weather conditions in Attica, 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 (35°F)	31 mm (1.2 inches)	75%	moderate
February Weather	2°C (36°F)	23 mm (0.9 inches)	76%	high
March Weather	10°C (49°F)	75 mm (2.9 inches)	67%	high
April Weather	14°C (57°F)	61 mm (2.4 inches)	70%	very high
May Weather	19°C (67°F)	150 mm (5.9 inches)	82%	very high
June Weather	26°C (79°F)	100 mm (3.9 inches)	82%	extreme
July Weather	27°C (82°F)	49 mm (1.9 inches)	81%	extreme
August Weather	26°C (79°F)	62 mm (2.4 inches)	76%	very high
September Weather	23°C (74°F)	61 mm (2.4 inches)	67%	very high
October Weather	15°C (59°F)	91 mm (3.6 inches)	72%	high
November Weather	8°C (47°F)	21 mm (0.8 inches)	80%	moderate
December Weather	4°C (39°F)	33 mm (1.3 inches)	83%	moderate