Last updated: June 24, 2025
In February, the average temperature in Arlington Heights, United States hovers around 0°C (33°F), creating a brisk atmosphere. While temperatures can dip to a chilling -21°C (-6°F), they can also soar to a warm 24°C (75°F) on fortunate days. Expect to encounter some moisture, with 109 mm (4.3 in) of precipitation spread over approximately 12 days, contributing to an average humidity of 85%.
In February in Arlington Heights, the average temperature is 0°C (33°F). The maximum can reach 24°C (75°F), while the minimum can drop as low as -21°C (-6°F). Be prepared for a wide range of temperatures if you're planning to travel during this time.
In Arlington Heights in February, the total precipitation amount is 109 mm (4.3 in) during a span of 12 days.
In Arlington Heights in February, humidity is 85%. With an average temperature of 0°C (33°F), this humidity feels like a heavy blanket, making the air feel colder and more biting, while creating an uncomfortable clamminess that can dampen the thrill of traveling.
In Arlington Heights 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 Arlington Heights.
UV Risk Categories
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.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | -1°C (30°F) | 76 mm (3.0 inches) | 87% | moderate |
| February Weather | 0°C (33°F) | 109 mm (4.3 inches) | 85% | moderate |
| March Weather | 3°C (39°F) | 97 mm (3.8 inches) | 85% | high |
| April Weather | 10°C (49°F) | 120 mm (4.7 inches) | 83% | very high |
| May Weather | 15°C (60°F) | 144 mm (5.7 inches) | 75% | very high |
| June Weather | 20°C (69°F) | 106 mm (4.2 inches) | 73% | very high |
| July Weather | 24°C (75°F) | 139 mm (5.5 inches) | 65% | very high |
| August Weather | 22°C (72°F) | 146 mm (5.7 inches) | 62% | very high |
| September Weather | 19°C (66°F) | 120 mm (4.7 inches) | 66% | very high |
| October Weather | 13°C (56°F) | 143 mm (5.6 inches) | 79% | high |
| November Weather | 5°C (42°F) | 95 mm (3.7 inches) | 87% | moderate |
| December Weather | 1°C (34°F) | 112 mm (4.4 inches) | 85% | low |