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

Weather in Merrifield, United States 🇺🇸

Weather Forecast in Merrifield

Current Weather in Merrifield

Heat Advisory issued July 18 at 7:50AM EDT until July 18 at 7:00PM EDT by NWS Baltimore MD/Washington DC
Partly cloudy
26°C
Feels like 30°C. Partly cloudy.
🌬️ 18 km/h SSW
💧 84% Humidity
🧭 1008 hPa
👁️ 16.0 km Visibility
☀️ UV Index: 1.2
🌡️ Dew Point: 25°C
🌅 Sunrise: 05:58 AM
🌇 Sunset: 08:31 PM
Map Overlays:

In Merrifield right now it is 26°C and partly cloudy, feeling like 30°C. Humidity is 84% with winds around 18 km/h, and the UV index is 1 (low). Over the next few days, temperatures in Merrifield range from about 19°C to 36°C. ⚠️ Heat Advisory issued July 18 at 7:50AM EDT until July 18 at 7:00PM EDT by NWS Baltimore MD/Washington DC

Hourly Forecast for Merrifield

19:00
Sunny
28°
11%
20:00
Sunny
27°
11%
21:00
Clear
26°
11%
22:00
Clear
26°
11%
23:00
Clear
25°
14%
00:00
Clear
24°
16%
01:00
Clear
24°
16%
02:00
Patchy rain nearby
22°
38%
03:00
Patchy rain nearby
23°
44%
04:00
Clear
22°
18%
05:00
Clear
22°
14%
06:00
Sunny
22°
14%
07:00
Sunny
23°
13%
08:00
Sunny
24°
12%
09:00
Sunny
25°
6%
10:00
Sunny
26°
3%
11:00
Sunny
27°
2%
12:00
Cloudy
28°
6%
13:00
Sunny
29°
2%
14:00
Sunny
30°
2%
15:00
Sunny
31°
2%
16:00
Sunny
30°
1%
17:00
Sunny
30°
2%
18:00
Sunny
29°
2%

14-Day Forecast for Merrifield

Sat, Jul 18
Smoky haze Smoky haze
36° / 23°
Sun, Jul 19
Sunny Sunny
31° / 22°
Mon, Jul 20
Partly Cloudy Partly Cloudy
32° / 19°
Tue, Jul 21
Partly Cloudy Partly Cloudy
35° / 21°
Wed, Jul 22
Sunny Sunny
30° / 21°
Thu, Jul 23
Sunny Sunny
27° / 17°
Fri, Jul 24
Sunny Sunny
30° / 17°
Sat, Jul 25
Partly Cloudy Partly Cloudy
27° / 19°
Sun, Jul 26
Patchy rain nearby Patchy rain nearby
28° / 20°
Mon, Jul 27
Sunny Sunny
28° / 19°
Tue, Jul 28
Light rain shower Light rain shower
31° / 20°
Wed, Jul 29
Partly Cloudy Partly Cloudy
31° / 21°
Thu, Jul 30
Sunny Sunny
28° / 20°
Fri, Jul 31
Patchy rain nearby Patchy rain nearby
30° / 20°

Additional Forecasts for Merrifield

Air Quality

💨 US EPA Index 2 (Moderate)
CO (Carbon Monoxide) 158.0 μg/m³
O₃ (Ozone) 115.0 μg/m³
NO₂ (Nitrogen Dioxide) 3.2 μg/m³
SO₂ (Sulphur Dioxide) 1.5 μg/m³
PM2.5 (Fine particles) 19.4 μg/m³
PM10 (Coarse particles) 20.7 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 Merrifield Tomorrow

There is no good daylight window left in Merrifield today. Tomorrow, the most comfortable window looks like 09:00 to 11:00, 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 Merrifield

What is the temperature in Merrifield right now?

The current temperature in Merrifield is 26°C (79°F), partly cloudy (feels like 30°C).

What's the weather like in Merrifield right now?

Conditions in Merrifield right now: Partly cloudy, humidity 84%, wind 18 km/h SSW.

What is today's forecast for Merrifield?

Today in Merrifield: high 36°C, low 23°C, smoky haze. Chance of rain: 69%.

What is the 7-day weather forecast for Merrifield?

Daily highs and lows for Merrifield:

  • 2026-07-18: 36°C / 23°C
  • 2026-07-19: 31°C / 22°C
  • 2026-07-20: 32°C / 19°C
  • 2026-07-21: 35°C / 21°C
  • 2026-07-22: 30°C / 21°C
  • 2026-07-23: 27°C / 17°C
  • 2026-07-24: 30°C / 17°C
Is it going to rain in Merrifield today?

There is a 69% chance of rain in Merrifield today. Total expected precipitation: 29.15 mm.

What is the wind speed in Merrifield right now?

Wind in Merrifield is currently 18 km/h (11 mph) from the SSW.

What is the UV index in Merrifield right now?

The UV index in Merrifield is currently 1.2 (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