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Weather in Prospect Heights, United States 🇺🇸

Weather Forecast in Prospect Heights

Current Weather in Prospect Heights

Air Quality Alert issued July 8 at 1:18AM CDT by NWS Chicago IL
Sunny
22°C
Feels like 25°C. Sunny.
🌬️ 5 km/h WSW
💧 73% Humidity
🧭 1018 hPa
👁️ 16.0 km Visibility
☀️ UV Index: 0.5
🌡️ Dew Point: 16°C
🌅 Sunrise: 05:24 AM
🌇 Sunset: 08:29 PM
Map Overlays:

In Prospect Heights right now it is 22°C and sunny, feeling like 25°C. Humidity is 73% with winds around 5 km/h, and the UV index is 0 (low). Over the next few days, temperatures in Prospect Heights range from about 19°C to 32°C. ⚠️ Air Quality Alert issued July 8 at 1:18AM CDT by NWS Chicago IL

Hourly Forecast for Prospect Heights

08:00
Sunny
25°
5%
09:00
Sunny
27°
4%
10:00
Partly Cloudy
28°
5%
11:00
Sunny
31°
4%
12:00
Sunny
32°
3%
13:00
Sunny
30°
2%
14:00
Sunny
30°
2%
15:00
Sunny
30°
2%
16:00
Sunny
30°
2%
17:00
Sunny
29°
3%
18:00
Sunny
29°
3%
19:00
Sunny
28°
3%
20:00
Sunny
26°
5%
21:00
Clear
25°
6%
22:00
Clear
24°
7%
23:00
Clear
24°
8%
00:00
Clear
23°
9%
01:00
Clear
23°
9%
02:00
Clear
22°
10%
03:00
Clear
22°
11%
04:00
Clear
22°
12%
05:00
Clear
21°
12%
06:00
Sunny
21°
12%
07:00
Sunny
22°
11%

14-Day Forecast for Prospect Heights

Wed, Jul 08
Sunny Sunny
32° / 20°
Thu, Jul 09
Sunny Sunny
28° / 21°
Fri, Jul 10
Sunny Sunny
28° / 19°
Sat, Jul 11
Sunny Sunny
29° / 20°
Sun, Jul 12
Sunny Sunny
31° / 20°
Mon, Jul 13
Sunny Sunny
32° / 22°
Tue, Jul 14
Sunny Sunny
28° / 20°
Wed, Jul 15
Sunny Sunny
28° / 19°
Thu, Jul 16
Sunny Sunny
30° / 19°
Fri, Jul 17
Partly Cloudy Partly Cloudy
30° / 23°
Sat, Jul 18
Patchy rain nearby Patchy rain nearby
33° / 24°
Sun, Jul 19
Sunny Sunny
30° / 20°
Mon, Jul 20
Sunny Sunny
28° / 18°
Tue, Jul 21
Light rain shower Light rain shower
24° / 18°

Additional Forecasts for Prospect Heights

Air Quality

💨 US EPA Index 1 (Good)
CO (Carbon Monoxide) 213.0 μg/m³
O₃ (Ozone) 38.0 μg/m³
NO₂ (Nitrogen Dioxide) 31.2 μg/m³
SO₂ (Sulphur Dioxide) 1.7 μg/m³
PM2.5 (Fine particles) 14.9 μg/m³
PM10 (Coarse particles) 15.0 μg/m³

Historical Weather

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Best Time to Be Outside in Prospect Heights Today

The most comfortable window in Prospect Heights today looks like 20:00 to 20:00, when it is around 26°C. It should stay dry through that window. No significant rain is expected in the next several hours.

Frequently Asked Questions about Weather in Prospect Heights

What is the temperature in Prospect Heights right now?

The current temperature in Prospect Heights is 22°C (72°F), sunny (feels like 25°C).

What's the weather like in Prospect Heights right now?

Conditions in Prospect Heights right now: Sunny, humidity 73%, wind 5 km/h WSW.

What is today's forecast for Prospect Heights?

Today in Prospect Heights: high 32°C, low 20°C, sunny. Chance of rain: 4%.

What is the 7-day weather forecast for Prospect Heights?

Daily highs and lows for Prospect Heights:

  • 2026-07-08: 32°C / 20°C
  • 2026-07-09: 28°C / 21°C
  • 2026-07-10: 28°C / 19°C
  • 2026-07-11: 29°C / 20°C
  • 2026-07-12: 31°C / 20°C
  • 2026-07-13: 32°C / 22°C
  • 2026-07-14: 28°C / 20°C
Is it going to rain in Prospect Heights today?

There is a 4% chance of rain in Prospect Heights today.

What is the wind speed in Prospect Heights right now?

Wind in Prospect Heights is currently 5 km/h (3 mph) from the WSW.

What is the UV index in Prospect Heights right now?

The UV index in Prospect Heights is currently 0.5 (low). Sun protection is recommended when the index is 3 or higher.

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