February Weather in Norwalk, United States

Last updated: June 24, 2025

In February, the average temperature in Norwalk, United States hovers around -6°C (21°F), but be prepared for a range that can dip as low as -34°C (-28°F) and soar up to 18°C (65°F). This month also sees 54 mm (2.1 in) of precipitation scattered over approximately 7 days, contributing to an average humidity of 85%.

February Temperature in Norwalk

In February in Norwalk, the average temperature is -6°C (21°F), with maximums reaching 18°C (65°F) and minimums plummeting to as low as -34°C (-28°F). This wide temperature range means travelers should be well-prepared for varying weather conditions.

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

The chart illustrates February temperature patterns in Norwalk, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Norwalk, February typically has an average temperature of -6°C (21°F), with highs reaching up to 18°C (65°F) and lows dropping to around -34°C (-28°F).

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

February Precipitation in Norwalk

In Norwalk in February, the precipitation amount is 54 mm (2.1 in) over a duration of 7 days.

February Precipitation Trends in Norwalk

The chart displays monthly precipitation patterns in Norwalk, 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 Norwalk, February typically receives around 54 mm (2.1 inches) of precipitation spread over approximately 7 days.

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

Choose your preferred precipitation unit

Millimeters (mm) Inches (in)

February Humidity in Norwalk

In Norwalk in February, humidity is 85%. With an average temperature of -6°C (21°F), this humidity feels like a damp chill that seeps into your bones, making travel uncomfortable and forcing you to bundle up even more than usual as you navigate through frosty air.

February Average Humidity in Norwalk

This chart illustrates the average monthly humidity levels in Norwalk, 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 Norwalk is approximately 85%, 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 Norwalk

In Norwalk in February, 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 Norwalk for better planning.

Maximum UV Index Levels in Norwalk for February

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

Data source: Norwalk 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 Norwalk Compares to Other Months

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

This table compares monthly weather conditions in Norwalk, showing how February’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-7°C (20°F)	40 mm (1.6 inches)	84%	low
February Weather	-6°C (21°F)	54 mm (2.1 inches)	85%	moderate
March Weather	2°C (35°F)	59 mm (2.3 inches)	84%	moderate
April Weather	7°C (45°F)	91 mm (3.6 inches)	83%	very high
May Weather	15°C (59°F)	141 mm (5.5 inches)	75%	very high
June Weather	21°C (70°F)	121 mm (4.8 inches)	79%	very high
July Weather	23°C (74°F)	110 mm (4.3 inches)	75%	very high
August Weather	21°C (70°F)	117 mm (4.6 inches)	69%	very high
September Weather	18°C (64°F)	112 mm (4.4 inches)	74%	very high
October Weather	10°C (50°F)	115 mm (4.5 inches)	79%	moderate
November Weather	2°C (35°F)	52 mm (2.0 inches)	88%	moderate
December Weather	-3°C (27°F)	46 mm (1.8 inches)	82%	low