Best time to go to Donegal Average weather of Donegal, Ireland

When is the best time to go to Donegal?

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

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

Annual weather in Donegal

Infographic of the best times to visit Donegal ©whereandwhen.net

Weather details in Donegal month by month

To get all the information about the climate and weather in Donegal for a specific month, click on the corresponding link below:

January February March April May June July August September October November December

Weather and climate in Donegal

Donegal enjoys a temperate oceanic climate (with warm summer) in accordance with the Köppen-Geiger classification. The yearly average maximum temperature in Donegal is 54°F (ranging from 45°F in january to 63°F in july). Annual rainfall is 67.1in, with a minimum of 3.1in in april and a maximum of 6.6in in january.

Between january and february the climate is very bad. In average, on the morning it is 40°F.
Between march and may the climate is not good. the thermometer goes up to 58°F°C and it rains about 4.9in each month.
In june the climate is passable, but still OK. The record temperature this month is 81°F and it rains in june about 5.3in.
Between the months of july and august the climate is not good. It is for example 63°F as maximum temperature in august and it rains about 6.3in each month.
Between the months of september and october the climate is not good, but still OK. At lunchtime, it's 56°F in average and, in october, 9 days of rain are expected.
In november the climate is bad. By early evening, the temperature averages 45°F and you can expect to have 6.5in of rainfall/month during this period.
In the month of december the climate is very bad. It is for example 47°F as maximum temperature in december.

Charts: temperature and rainfall in Donegal

In the charts below, you can see the following seasonal norms for the city of Donegal: 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 Donegal

Find out when Donegal 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 Donegal

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

Figure: Visitor index for Donegal month by month

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Best time for low prices in Donegal

Average prices of hotels in Donegal month by month

Generally, February is the month with the lowest hotel prices in Donegal. 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.

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Average price of hiring a car in Donegal

On average, it costs $ 57 per day to hire a car in Donegal. This price varies by $ 22 depending on the month. In february, hiring a car costs an average of $ 49 per 24 hours, so this is the best time to save money! In contrast, the average price in july is $ 70.

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