Live Weather & Forecast
Weather in Dumbarton
Scotland, United Kingdom · Real-time conditions & 3-day outlook
14°C
Feels like 13°C
58°F / Feels 55°F
Patchy rain nearby
Dumbarton, Scotland
🌞 Daytime
Updated: 2026-04-15 18:45
Humidity
67%
Wind
18.4 km/h S
Wind Gust
24.8 km/h
Pressure
1003 mb
Visibility
10 km
UV Index
0.3
(Low)
Precipitation
0.5 mm
Cloud Cover
25%
Dew Point
9°C
Wind Degree
183°
Air Quality Index
US EPA: Good
UK DEFRA: Low (1)
CO
131.9 μg/m³
NO₂
3.2 μg/m³
O₃
81 μg/m³
SO₂
1.1 μg/m³
PM 2.5
3.9 μg/m³
PM 10
6 μg/m³
Today's Hourly Forecast
24-hour breakdown for Dumbarton, Scotland
12 AM
8°
Mist
1 AM
8°
Mist
2 AM
8°
Light drizzle
3 AM
9°
Light rain
4 AM
9°
Light rain
5 AM
9°
Light drizzle
6 AM
9°
Light drizzle
7 AM
10°
Light drizzle
8 AM
10°
Patchy rain nearby
9 AM
11°
Patchy rain nearby
10 AM
12°
Patchy rain nearby
11 AM
12°
Patchy rain nearby
12 PM
11°
Light drizzle
1 PM
11°
Light rain
2 PM
10°
Light rain shower
3 PM
12°
Light drizzle
4 PM
12°
Light rain shower
5 PM
12°
Patchy light drizzle
6 PM
14°
Patchy rain nearby
7 PM
11°
Patchy light drizzle
8 PM
9°
Patchy rain nearby
9 PM
8°
Patchy rain nearby
10 PM
7°
Patchy rain nearby
11 PM
7°
Light rain shower
3-Day Forecast
Daily overview for Dumbarton, Scotland
Today
Moderate rain
12°
/
7°
🌧️ 99% chance of rain
💧 Avg. humidity: 91%
💨 Max wind: 21.2 km/h
🌧️ Total precip: 7.72 mm
☀️ UV Index: 0.3
🌅 Sunrise: 06:12 AM
🌇 Sunset: 08:24 PM
🌙 Waning Crescent
🌑 Moon: 8% lit
Thu, Apr 16
Patchy rain nearby
12°
/
7°
🌧️ 94% chance of rain
💧 Avg. humidity: 83%
💨 Max wind: 28.8 km/h
🌧️ Total precip: 4.74 mm
☀️ UV Index: 0.7
🌅 Sunrise: 06:10 AM
🌇 Sunset: 08:26 PM
🌙 Waning Crescent
🌑 Moon: 3% lit
Fri, Apr 17
Moderate rain
12°
/
7°
🌧️ 85% chance of rain
💧 Avg. humidity: 87%
💨 Max wind: 28.1 km/h
🌧️ Total precip: 6.77 mm
☀️ UV Index: 0.3
🌅 Sunrise: 06:08 AM
🌇 Sunset: 08:28 PM
🌙 New Moon
🌑 Moon: 0% lit
Best Time to Visit Dumbarton
Plan your trip to Dumbarton, United Kingdom around the most favorable weather conditions.
Peak Season
June – September
Warm, dry summers — ideal for outdoor activities.
Shoulder Season
April – May, October
Fewer crowds, moderate prices, mild weather.
Off Season
November – March
Cooler temperatures; some regions may experience rain or snow.
Frequently Asked Questions
What is the current weather in Dumbarton?
Current conditions in Dumbarton: Patchy rain nearby, temperature 14°C, humidity 67%.
What is the best time to visit Dumbarton?
The best time to visit Dumbarton is typically June – September. Warm, dry summers — ideal for outdoor activities.
What is the climate like in Dumbarton?
Dumbarton is located at approximately 55.9° latitude. It has a temperate climate with warm summers and cold winters.
Does it rain a lot in Dumbarton?
The wettest period in Dumbarton is typically during November – March. Cooler temperatures; some regions may experience rain or snow.
What should I pack for a trip to Dumbarton?
For visits to Dumbarton during June – September: light clothing and sun protection. For November – March: layers and a waterproof jacket are recommended.
What country is Dumbarton in?
Dumbarton is located in United Kingdom, in the state of Scotland.
What are the public holidays in Dumbarton in 2026?
View the 2026 public holidays for Dumbarton on our Holidays page.
What are the GPS coordinates used for the weather forecast in Dumbarton?
The weather forecast for Dumbarton uses coordinates 55.9432, -4.5708.