Which is the hottest month in Ballycastle?

The hottest time of year in Ballycastle is normally July. Expect maximum daytime temperatures to reach 18°C.

Which month has the most rain in Ballycastle?

In terms of rainfall, January is usually the wettest month in Ballycastle with 101mm on average. There are normally 20 days in January 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 37% 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

The best times to visit Ballycastle, Northern Ireland are in July and August based on our default weather conditions. Update your weather preferences to see which months best match.

Ballycastle by month

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

Recommended for Northern Ireland

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When is the best time to visit Ballycastle?

The best times to visit Ballycastle, Northern Ireland are in 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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Jan
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Feb
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Mar
0
Apr
0
May
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Jun
1
Jul
1
Aug
0
Sep
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Oct
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Nov
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Dec

Change criteria

Max Day Temperature (°F)

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