Arlington Heights, IL Weather Forecast

As of 2:50 AM
Now · 2:50 AM
Cloudy 53°
Cloudy · Feels like 52°

Mostly dry with clouds around. Warmer tomorrow, high 79°.

High
69°
Low
52°
Rain
32%
Sunset
6:22 PM

Next hour

Minute by minute

No precipitation expected in the next hour.

Hourly

Full hourly
  1. Now Partly cloudy 53° 1%
  2. 3 AM Cloudy 54° 1%
  3. 4 AM Mostly cloudy 53° 1%
  4. 5 AM Mostly cloudy 52° 2%
  5. 6 AM Cloudy 52° 2%
  6. 7 AM Mostly cloudy 52° 2%
  7. 8 AM Cloudy 54° 5%
  8. 9 AM Cloudy 59° 8%
  9. 10 AM Cloudy 62° 7%
  10. 11 AM Cloudy 65° 6%
  11. 12 PM Mostly cloudy 67° 5%
  12. 1 PM Mostly cloudy 68° 5%
  13. 2 PM Cloudy 69° 11%
  14. 3 PM Severe thunderstorm 69° 11%
  15. 4 PM Cloudy 69° 24%
  16. 5 PM Mostly cloudy 68° 32%
  17. 6 PM Partly cloudy 66° 23%
  18. 7 PM Mostly clear 64° 13%
  19. 8 PM Mostly clear 63° 9%
  20. 9 PM Mostly clear 62° 8%
  21. 10 PM Mostly clear 62° 7%
  22. 11 PM Clear 62° 4%
  23. 12 AM Mostly clear 62° 2%
  24. 1 AM Mostly cloudy 62° 1%

Live radar

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10-day forecast

Full 10-day
  1. Today Severe thunderstorm Severe thunderstorm 32% 52° 69°
  2. Sat 10 Mostly cloudy Mostly cloudy 2% 61° 79°
  3. Sun 11 Mostly cloudy Mostly cloudy 0% 59° 71°
  4. Mon 12 Drizzle Drizzle 50% 58° 78°
  5. Tue 13 Mostly cloudy Mostly cloudy 0% 57° 69°
  6. Wed 14 Mostly cloudy Mostly cloudy 0% 54° 65°
  7. Thu 15 Showers Showers 85% 55° 67°
  8. Fri 16 Mostly cloudy Mostly cloudy 5% 47° 60°
  9. Sat 17 Mostly cloudy Mostly cloudy 0% 43° 56°
  10. Sun 18 Partly cloudy Partly cloudy 0% 42° 59°
14-day outlook & extended hourly ★ Premium

Feels like

Today
High Low

Today’s details

Wind 2 mphS · gusts 3
Humidity Very humid
UV index Low
Air quality Good
Dew point50°Comfortable
Pressure30.12inHg · steady
Visibility10mi
Sun 6:58 AM – 6:22 PM11h 23m of daylight

About Arlington Heights weather

Arlington Heights is in Cook County, Illinois, United States at 42.09°, -87.98°. Right now it’s 53° and cloudy; today’s high is 69° with a 32% chance of rain.

Illinois has a humid continental climate with distinct seasons marked by cold, snowy winters and hot, humid summers. The state's flat terrain allows weather systems to move across without obstruction, leading to rapid temperature changes. Chicago's position on Lake Michigan creates a unique lake-effect weather pattern that can moderate summer heat and intensify winter snowfall.

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