February Weather in McLean, United States

Last updated: June 24, 2025

In February, the average temperature in McLean, United States hovers around -1°C (31°F). Temperatures can swing dramatically, dipping as low as -25°C (-14°F) and peaking at 23°C (74°F). Expect about 70 mm (2.7 in) of precipitation over 10 days, contributing to an average humidity of 83%. Prepare for a mix of cold mornings and the potential for mild afternoons!

February Temperature in McLean

In February in McLean, the average temperature is -1°C (31°F), with maximums reaching up to 23°C (74°F) and minimums dropping as low as -25°C (-14°F). Be prepared for a wide range of temperatures, making it essential to pack layers for your trip.

February Weather in McLean: Daily Temperature Highs, Lows, and Averages

The chart illustrates February temperature patterns in McLean, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In McLean, February typically has an average temperature of -1°C (31°F), with highs reaching up to 23°C (74°F) and lows dropping to around -25°C (-14°F).

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

February Precipitation in McLean

In McLean in February, the precipitation amount is 70 mm (2.7 in) spread over a span of 10 days.

February Precipitation Trends in McLean

The chart displays monthly precipitation patterns in McLean, with values for each month alongside February’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how February’s conditions compare to those of other months. In McLean, February typically receives around 70 mm (2.7 inches) of precipitation spread over approximately 10 days.

Data source: Precipitation data for February generated using information from the Copernicus Climate Change Service.

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Millimeters (mm) Inches (in)

February Humidity in McLean

In McLean in February humidity is 83%. With an average temperature of -1°C (31°F), this humidity feels like a heavy, icy blanket enveloping you, making each step outside feel like a struggle against the cold, damp air that clings to your skin, often leaving you wishing for warmth and refuge indoors.

February Average Humidity in McLean

This chart illustrates the average monthly humidity levels in McLean, with February’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In February, average humidity in McLean is approximately 83%, offering insight into how humid the weather typically is during this month.

Data source: Humidity data for February generated using information from the Copernicus Climate Change Service.

February UV Index in McLean

In McLean in February, the maximum UV index reaches 5, which corresponds to a moderate Exposure Category. Under these conditions, the estimated time to burn is approximately 30 minutes. For more details, you can check the Hourly UV Index in McLean.

Maximum UV Index Levels in McLean for February

The chart shows the monthly maximum UV Index (UVI) for McLean in February, 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 February, the maximum UV index in McLean typically reaches 5, which falls under the moderate exposure category.

Data source: McLean February 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 February Weather in McLean Compares to Other Months

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

This table compares monthly weather conditions in McLean, showing how February’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-2°C (28°F)	67 mm (2.7 inches)	82%	moderate
February Weather	-1°C (31°F)	70 mm (2.7 inches)	83%	moderate
March Weather	6°C (43°F)	121 mm (4.8 inches)	84%	high
April Weather	11°C (52°F)	123 mm (4.8 inches)	85%	very high
May Weather	18°C (65°F)	150 mm (5.9 inches)	79%	very high
June Weather	23°C (74°F)	123 mm (4.8 inches)	82%	extreme
July Weather	25°C (77°F)	114 mm (4.5 inches)	80%	very high
August Weather	23°C (74°F)	96 mm (3.8 inches)	81%	very high
September Weather	21°C (71°F)	62 mm (2.4 inches)	80%	very high
October Weather	14°C (57°F)	115 mm (4.5 inches)	82%	high
November Weather	5°C (41°F)	65 mm (2.6 inches)	88%	moderate
December Weather	2°C (35°F)	54 mm (2.1 inches)	84%	low