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Weather in McHenry, United States 🇺🇸

Weather Forecast in McHenry

Current Weather in McHenry

Sunny
26°C
Feels like 27°C. Sunny.
🌬️ 6 km/h NNW
💧 47% Humidity
🧭 1018 hPa
👁️ 16.0 km Visibility
☀️ UV Index: 0.4
🌡️ Dew Point: 18°C
🌅 Sunrise: 05:23 AM
🌇 Sunset: 08:32 PM
Map Overlays:

In McHenry right now it is 26°C and sunny, feeling like 27°C. Humidity is 47% with winds around 6 km/h, and the UV index is 0 (low). Over the next few days, temperatures in McHenry range from about 17°C to 32°C.

Hourly Forecast for McHenry

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

14-Day Forecast for McHenry

Tue, Jul 07
Sunny Sunny
32° / 17°
Wed, Jul 08
Sunny Sunny
28° / 18°
Thu, Jul 09
Sunny Sunny
27° / 19°
Fri, Jul 10
Patchy rain nearby Patchy rain nearby
26° / 18°
Sat, Jul 11
Sunny Sunny
28° / 16°
Sun, Jul 12
Sunny Sunny
30° / 19°
Mon, Jul 13
Sunny Sunny
32° / 22°
Tue, Jul 14
Sunny Sunny
32° / 22°
Wed, Jul 15
Light rain shower Light rain shower
27° / 19°
Thu, Jul 16
Sunny Sunny
30° / 16°
Fri, Jul 17
Patchy light rain in area with thunder Patchy light rain in area with thunder
30° / 20°
Sat, Jul 18
Partly Cloudy Partly Cloudy
27° / 21°
Sun, Jul 19
Sunny Sunny
30° / 20°
Mon, Jul 20
Patchy rain nearby Patchy rain nearby
32° / 22°

Additional Forecasts for McHenry

Air Quality

💨 US EPA Index 1 (Good)
CO (Carbon Monoxide) 132.0 μg/m³
O₃ (Ozone) 112.0 μg/m³
NO₂ (Nitrogen Dioxide) 3.9 μg/m³
SO₂ (Sulphur Dioxide) 0.7 μg/m³
PM2.5 (Fine particles) 8.4 μg/m³
PM10 (Coarse particles) 8.7 μg/m³

Historical Weather

Weather Forecasts for Other Cities in United States

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Best Time to Be Outside in McHenry Tomorrow

There is no good daylight window left in McHenry today. Tomorrow, the most comfortable window looks like 07:00 to 09:00, when it is around 22°C. It should stay dry through that window. No significant rain is expected in the next several hours.

Frequently Asked Questions about Weather in McHenry

What is the temperature in McHenry right now?

The current temperature in McHenry is 26°C (79°F), sunny (feels like 27°C).

What's the weather like in McHenry right now?

Conditions in McHenry right now: Sunny, humidity 47%, wind 6 km/h NNW.

What is today's forecast for McHenry?

Today in McHenry: high 32°C, low 17°C, sunny. Chance of rain: 4%.

What is the 7-day weather forecast for McHenry?

Daily highs and lows for McHenry:

  • 2026-07-07: 32°C / 17°C
  • 2026-07-08: 28°C / 18°C
  • 2026-07-09: 27°C / 19°C
  • 2026-07-10: 26°C / 18°C
  • 2026-07-11: 28°C / 16°C
  • 2026-07-12: 30°C / 19°C
  • 2026-07-13: 32°C / 22°C
Is it going to rain in McHenry today?

There is a 4% chance of rain in McHenry today.

What is the wind speed in McHenry right now?

Wind in McHenry is currently 6 km/h (4 mph) from the NNW.

What is the UV index in McHenry right now?

The UV index in McHenry is currently 0.4 (low). Sun protection is recommended when the index is 3 or higher.

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