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February Weather in Arlington Heights, United States

Last updated: June 24, 2025

The average temperature in Arlington Heights, United States during February is a crisp 2°C (36°F). Expect range shifts with minimums dropping to -17°C (2°F) and maximums peaking at 13°C (55°F). With precipitation averaging 325 mm (12.8 in) over 21 days, and a notably high average humidity of 86%, this month promises a unique climate experience!

February Temperature in Arlington Heights

In February in Arlington Heights, the average temperature is 2°C (36°F). The maximum can reach 13°C (55°F), while the minimum can drop as low as -17°C (2°F). Travelers should be prepared for a cold climate and pack accordingly to enjoy their visit to Arlington Heights.

February Weather in Arlington Heights: Daily Temperature Highs, Lows, and Averages

The chart illustrates February temperature patterns in Arlington Heights, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Arlington Heights, February typically has an average temperature of 2°C (36°F), with highs reaching up to 13°C (55°F) and lows dropping to around -17°C (2°F).
JanFebMarAprMayJunJulAugSepOctNovDec373541475459636458474136
Data source: Temperature data for Arlington Heights generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

February Precipitation in Arlington Heights

In Arlington Heights in February, the precipitation amount is 325 mm (12.8 in) over a span of 21 days.

February Precipitation Trends in Arlington Heights

The chart displays monthly precipitation patterns in Arlington Heights, 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 Arlington Heights, February typically receives around 325 mm (12.8 inches) of precipitation spread over approximately 21 days.
JanFebMarAprMayJunJulAugSepOctNovDec3143252562141131043738175302404365
Data source: Precipitation data for February generated using information from the Copernicus Climate Change Service.
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February Humidity in Arlington Heights

In Arlington Heights in February, humidity is 86%. With an average temperature of 2°C (36°F), this humidity feels like a biting chill that clings to your skin, making outdoor exploration uncomfortable and dampening any enthusiasm for travel.

February Average Humidity in Arlington Heights

This chart illustrates the average monthly humidity levels in Arlington Heights, 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 Arlington Heights is approximately 86%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec87%86%88%86%82%82%85%77%76%88%88%89%
Data source: Humidity data for February generated using information from the Copernicus Climate Change Service.

February UV Index in Arlington Heights

In Arlington Heights in February, the maximum UV index is 3, which corresponds to a moderate Exposure Category. The time to burn is approximately 30 minutes. For more details on the hourly UV index in Arlington Heights, you can check the information here.

Maximum UV Index Levels in Arlington Heights for February

The chart shows the monthly maximum UV Index (UVI) for Arlington Heights 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 Arlington Heights typically reaches 3, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec235689987531
Data source: Arlington Heights 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 Arlington Heights Compares to Other Months

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

This table compares monthly weather conditions in Arlington Heights, showing how February’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather3°C (37°F)314 mm (12.4 inches)87%low
February Weather2°C (36°F)325 mm (12.8 inches)86%moderate
March Weather5°C (41°F)256 mm (10.1 inches)88%moderate
April Weather8°C (47°F)214 mm (8.4 inches)86%high
May Weather12°C (54°F)113 mm (4.4 inches)82%very high
June Weather15°C (59°F)104 mm (4.1 inches)82%very high
July Weather17°C (63°F)37 mm (1.5 inches)85%very high
August Weather18°C (64°F)38 mm (1.5 inches)77%very high
September Weather14°C (58°F)175 mm (6.9 inches)76%high
October Weather8°C (47°F)302 mm (11.9 inches)88%moderate
November Weather5°C (42°F)404 mm (15.9 inches)88%moderate
December Weather2°C (37°F)365 mm (14.4 inches)89%low

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