Which is the warmest month in Ballycastle?

The warmest time of year in Ballycastle is normally July. Expect maximum daytime temperatures to reach 17°C.

Which month has the most rain in Ballycastle?

In terms of rainfall, October is usually the wettest month in Ballycastle with 128mm on average. There are normally 21 days in October with some rain.

When is it sunniest in Ballycastle?

The sunniest time of year in Ballycastle is normally May with bright sunshine on average for 36% of daylight hours; that's 6 hours of sunshine per day.

When is the sea warmest in Ballycastle?

The sea is usually at its warmest in Ballycastle in September when the water temperature reaches 14°C.

Best time to visit Ballycastle

Q: When is the best time to visit Ballycastle?

The best time to visit Ballycastle is July and August based on the following average weather conditions. Maximum daytime temperature = 22 - 30°C.

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Ballycastle by month

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

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When is the best time to visit Ballycastle?

The best time to visit Ballycastle is July and August based on the following average weather conditions.

Maximum daytime temperature = 72 - 86°F [remove]

Change the criteria to reflect your weather preferences.

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Jun
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Aug
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Max Day Temperature (°F)

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Jan
45
Feb
46
Mar
50
Apr
55
May
61
Jun
63
Jul
63
Aug
59
Sep
54
Oct
48
Nov
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Dec

Best time to visit

Destination

Daytime temperature

Sunshine hours

Sea temperature

Monthly rainfall

Days with some rain

Heat & humidity

The weather guide for Northern Ireland (Ballycastle) shows long term weather averages processed from data supplied by CRU (University of East Anglia) & today's weather forecast provided by meteoblue. Find out more about our data sources.

Metric (°C) | Imperial (°F)