Best time to go to Dumbarton Average weather of Dumbarton, Scotland

When is the best time to go to Dumbarton?

When is the best time to go to Dumbarton? Here's some information to help you in your decision:

The best months in Dumbarton are May, June, July, August and September
On average, the warmest months are June, July and August
The coldest months are January and February
The rainiest months are January, July, August, October, November and December

Annual weather in Dumbarton

For full information about the climate and weather in Dumbarton a specific month, click on the corresponding line below:

Month			Our opinion
January	38°F/43°F	6.5in	very bad weather	Dumbarton in january
February	38°F/43°F	5.7in	very bad weather	Dumbarton in february
March	38°F/47°F	4.9in	very bad weather	Dumbarton in march
April	41°F/52°F	3.4in	very bad weather	Dumbarton in april
May	49°F/58°F	4.4in	tolerable weather	Dumbarton in may
June	54°F/63°F	4.6in	tolerable weather	Dumbarton in june
July	56°F/65°F	5.9in	tolerable weather	Dumbarton in july
August	54°F/63°F	6.6in	tolerable weather	Dumbarton in august
September	50°F/59°F	5.1in	tolerable weather	Dumbarton in september
October	47°F/54°F	7.2in	bad weather	Dumbarton in october
November	41°F/49°F	6.6in	very bad weather	Dumbarton in november
December	38°F/43°F	7.2in	very bad weather	Dumbarton in december

Weather and climate in Dumbarton

Dumbarton enjoys a temperate oceanic climate (with warm summer) in accordance with the Köppen-Geiger classification. The yearly average maximum temperature in Dumbarton is 54°F (ranging from 43°F in january to 65°F in july). Annual rainfall is 67.9in, with a minimum of 3.4in in april and a maximum of 7.2in in december.

From january to april the climate is the worst possible. It is for example 52°F as maximum temperature in april and it rains in april about 3.4in.
In may the climate is okay. The record temperature this month is 76°F and you can expect to have 4.4in of rainfall/month during this period.
In the month of june the climate is not good. In average, on the morning it is 54°F and it rains about 26% of the time in june.
Between the months of july and september the climate is okay. the thermometer goes up to 59°F°C and you can expect to have 5.1in of rainfall/month during this period.
In the month of october the climate is unfavorable. the thermometer goes up to 54°F°C and, in october, 12 days of rain are expected.
Between november and december the climate is very unfavorable. In average, on the morning it is 40°F and it rains about 37% of the time in december.

Charts: temperature and rainfall in Dumbarton

In the charts below, you can see the following seasonal norms for the city of Dumbarton: the minimum and maximum outdoor temperature, the risk and amount of monthly rainfall, daily average sunshine, sea temperature, and relative humidity for each month of the year.

Outside temperature

Precipitation (rainfall)

Daily sunshine hours

Sea temperature

Humidity

Peak visitor numbers and tourist seasons in Dumbarton

Find out when Dumbarton has its high tourist season (the period when the influx of tourists is highest) and off-peak tourist season using our data and figures.

Tourist seasons in Dumbarton

Very low season in Dumbarton
The months with the lowest number of tourists are: January, February and March.
Low season in Dumbarton
The months with low numbers of tourists are: April, October, November and December.
High season in Dumbarton
The number of visitors to Dumbarton is high in: May, June and September.
Peak season in Dumbarton
The largest number of tourists visiting Dumbarton is during: July and August.

Figure: Visitor index for Dumbarton month by month

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Best time for low prices in Dumbarton

Average prices of hotels in Dumbarton month by month

Generally, February is the month with the lowest hotel prices in Dumbarton. So this is a great time to save on your holiday! In contrast, August is statistically the most expensive month of the year for hotels.