Support Time.now: Join our Premium Plan for an ad-free experience! Support Us: Go Premium Ad-Free!

Weather in McKinney, United States 🇺🇸

Weather Forecast in McKinney

Current Weather in McKinney

Clear
32°C
Feels like 36°C. Clear.
🌬️ 9 km/h ESE
💧 61% Humidity
🧭 1012 hPa
👁️ 16.0 km Visibility
☀️ UV Index: 0.0
🌡️ Dew Point: 22°C
🌅 Sunrise: 06:31 AM
🌇 Sunset: 08:34 PM
Map Overlays:

In McKinney right now it is 32°C and clear, feeling like 36°C. Humidity is 61% with winds around 9 km/h, and the UV index is 0 (low). The next few days in McKinney look set for about 26°C up to 41°C.

Hourly Forecast for McKinney

00:00
Clear
30°
4%
01:00
Clear
29°
5%
02:00
Clear
28°
4%
03:00
Clear
27°
4%
04:00
Clear
27°
3%
05:00
Clear
26°
3%
06:00
Clear
26°
2%
07:00
Sunny
26°
3%
08:00
Sunny
29°
2%
09:00
Sunny
32°
1%
10:00
Sunny
34°
1%
11:00
Sunny
40°
1%
12:00
Sunny
41°
1%
13:00
Sunny
38°
1%
14:00
Sunny
39°
1%
15:00
Sunny
40°
1%
16:00
Sunny
40°
1%
17:00
Sunny
40°
1%
18:00
Sunny
40°
1%
19:00
Sunny
39°
1%
20:00
Sunny
36°
1%
21:00
Clear
33°
1%
22:00
Clear
33°
1%
23:00
Clear
32°
1%

14-Day Forecast for McKinney

Mon, Jul 20
Sunny Sunny
39° / 26°
Tue, Jul 21
Sunny Sunny
41° / 26°
Wed, Jul 22
Sunny Sunny
40° / 28°
Thu, Jul 23
Sunny Sunny
37° / 23°
Fri, Jul 24
Sunny Sunny
39° / 26°
Sat, Jul 25
Sunny Sunny
39° / 27°
Sun, Jul 26
Sunny Sunny
41° / 28°
Mon, Jul 27
Sunny Sunny
42° / 28°
Tue, Jul 28
Sunny Sunny
43° / 29°
Wed, Jul 29
Sunny Sunny
42° / 29°
Thu, Jul 30
Sunny Sunny
43° / 28°
Fri, Jul 31
Sunny Sunny
43° / 29°
Sat, Aug 01
Sunny Sunny
43° / 28°
Sun, Aug 02
Sunny Sunny
42° / 28°

Additional Forecasts for McKinney

Air Quality

💨 US EPA Index 1 (Good)
CO (Carbon Monoxide) 123.0 μg/m³
O₃ (Ozone) 60.0 μg/m³
NO₂ (Nitrogen Dioxide) 5.8 μg/m³
SO₂ (Sulphur Dioxide) 0.6 μg/m³
PM2.5 (Fine particles) 15.4 μg/m³
PM10 (Coarse particles) 23.7 μg/m³

Historical Weather

Weather Forecasts for Other Cities in United States

Browse Weather in United States by cities in alphabetical order:

A B C D E F G H I J K L M N O P Q R S T V W

Weather in United States ›

Best Time to Be Outside in McKinney Today

The most comfortable window in McKinney today looks like 07:00 to 09:00, when it is around 29°C. It should stay dry through that window. No significant rain is expected in the next several hours.

Frequently Asked Questions about Weather in McKinney

What is the temperature in McKinney right now?

It is currently 32°C (89°F) in McKinney, clear (feels like 36°C).

What's the weather like in McKinney right now?

Right now McKinney has Clear, humidity 61%, wind 9 km/h ESE.

What is today's forecast for McKinney?

Today in McKinney: high 39°C, low 26°C, sunny. Chance of rain: 3%.

What is the 7-day weather forecast for McKinney?

Daily highs and lows for McKinney:

  • 2026-07-20: 39°C / 26°C
  • 2026-07-21: 41°C / 26°C
  • 2026-07-22: 40°C / 28°C
  • 2026-07-23: 37°C / 23°C
  • 2026-07-24: 39°C / 26°C
  • 2026-07-25: 39°C / 27°C
  • 2026-07-26: 41°C / 28°C
Is it going to rain in McKinney today?

There is a 3% chance of rain in McKinney today.

What is the wind speed in McKinney right now?

Wind in McKinney is currently 9 km/h (6 mph) from the ESE.

What is the UV index in McKinney right now?

The UV index in McKinney is currently 0 (low). Sun protection is recommended when the index is 3 or higher.

Weather forecasts for other major cities in 🇺🇸 United States: New York City · Los Angeles · Brooklyn · Chicago · Houston · Queens · Phoenix · Philadelphia · Manhattan · San Antonio · San Diego · The Bronx · Dallas · Jacksonville · Austin · Fort Worth · Columbus · Indianapolis · Charlotte · San Francisco · Seattle · Denver · Washington, D.C. · Washington · Nashville · El Paso · Oklahoma City · Detroit · Boston · Portland · New South Memphis · Memphis · Las Vegas · Milwaukee · Baltimore · South Boston · Albuquerque · Tucson · Fresno · Sacramento · Omaha · Kansas City · Long Beach · Mesa · Staten Island · Atlanta · Colorado Springs · Virginia Beach · Raleigh · Miami