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Weather in Dumbarton, United Kingdom 🇬🇧

Weather Forecast in Dumbarton

Current Weather in Dumbarton

Partly cloudy
17°C
Feels like 17°C. Partly cloudy.
🌬️ 23 km/h W
💧 88% Humidity
🧭 1003 hPa
👁️ 10.0 km Visibility
☀️ UV Index: 1.7
🌡️ Dew Point: 12°C
🌅 Sunrise: 05:10 AM
🌇 Sunset: 09:39 PM
Map Overlays:

As of now, Dumbarton is 17°C and partly cloudy, feeling like 17°C. Relative humidity is 88%, with winds around 23 km/h, and the UV index is 2 (low). In the days ahead, expect temperatures in Dumbarton from about 10°C to 18°C.

Hourly Forecast for Dumbarton

13:00
Patchy rain nearby
18°
13%
14:00
Partly Cloudy
18°
5%
15:00
Sunny
18°
4%
16:00
Sunny
18°
4%
17:00
Sunny
18°
4%
18:00
Sunny
17°
4%
19:00
Sunny
16°
5%
20:00
Sunny
15°
8%
21:00
Partly Cloudy
13°
13%
22:00
Partly Cloudy
10°
19%
23:00
Overcast
12°
24%
00:00
Patchy rain nearby
12°
31%
01:00
Patchy rain nearby
12°
35%
02:00
Partly Cloudy
12°
21%
03:00
Light drizzle
12°
56%
04:00
Light drizzle
12°
55%
05:00
Fog
12°
42%
06:00
Fog
12°
44%
07:00
Fog
12°
42%
08:00
Mist
13°
41%
09:00
Mist
13°
42%
10:00
Mist
13°
42%
11:00
Mist
14°
42%
12:00
Mist
14°
43%

14-Day Forecast for Dumbarton

Sat, Jul 25
Patchy rain nearby Patchy rain nearby
18° / 10°
Sun, Jul 26
Patchy rain nearby Patchy rain nearby
15° / 12°
Mon, Jul 27
Patchy rain nearby Patchy rain nearby
16° / 10°
Tue, Jul 28
Patchy rain nearby Patchy rain nearby
21° / 14°
Wed, Jul 29
Patchy rain nearby Patchy rain nearby
20° / 12°
Thu, Jul 30
Partly Cloudy Partly Cloudy
24° / 12°
Fri, Jul 31
Cloudy Cloudy
24° / 15°
Sat, Aug 01
Sunny Sunny
26° / 14°
Sun, Aug 02
Partly Cloudy Partly Cloudy
20° / 14°
Mon, Aug 03
Sunny Sunny
21° / 12°
Tue, Aug 04
Light rain Light rain
17° / 11°
Wed, Aug 05
Patchy rain nearby Patchy rain nearby
16° / 12°
Thu, Aug 06
Patchy rain nearby Patchy rain nearby
15° / 11°
Fri, Aug 07
Light rain shower Light rain shower
17° / 11°

Additional Forecasts for Dumbarton

Air Quality

💨 US EPA Index 1 (Good)
CO (Carbon Monoxide) 111.0 μg/m³
O₃ (Ozone) 47.0 μg/m³
NO₂ (Nitrogen Dioxide) 1.5 μg/m³
SO₂ (Sulphur Dioxide) 0.1 μg/m³
PM2.5 (Fine particles) 3.8 μg/m³
PM10 (Coarse particles) 6.9 μg/m³

Historical Weather

Weather Forecasts for Other Cities in United Kingdom

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Best Time to Be Outside in Dumbarton Today

The most comfortable window in Dumbarton today looks like 14:00 to 16:00, when it is around 18°C. It should stay dry through that window. The next likely rain is around 03:00.

Frequently Asked Questions about Weather in Dumbarton

What is the temperature in Dumbarton right now?

The current temperature in Dumbarton is 17°C (63°F), partly cloudy (feels like 17°C).

What's the weather like in Dumbarton right now?

Conditions in Dumbarton right now: Partly cloudy, humidity 88%, wind 23 km/h W.

What is today's forecast for Dumbarton?

Today in Dumbarton: high 18°C, low 10°C, patchy rain nearby. Chance of rain: 57%.

What is the 7-day weather forecast for Dumbarton?

Daily highs and lows for Dumbarton:

  • 2026-07-25: 18°C / 10°C
  • 2026-07-26: 15°C / 12°C
  • 2026-07-27: 16°C / 10°C
  • 2026-07-28: 21°C / 14°C
  • 2026-07-29: 20°C / 12°C
  • 2026-07-30: 24°C / 12°C
  • 2026-07-31: 24°C / 15°C
Is it going to rain in Dumbarton today?

There is a 57% chance of rain in Dumbarton today. Total expected precipitation: 1.2 mm.

What is the wind speed in Dumbarton right now?

Wind in Dumbarton is currently 23 km/h (15 mph) from the W.

What is the UV index in Dumbarton right now?

The UV index in Dumbarton is currently 1.7 (low). Sun protection is recommended when the index is 3 or higher.

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