Antrim weather in July 2026

Q: How hot is it in Antrim in July?

Daytime temperatures usually reach 18°C in Antrim in July, falling to 11°C at night.

Q: How sunny is it in Antrim in July?

There are normally 5 hours of bright sunshine each day in Antrim in July - that's 30% of daylight hours.

Q: How warm is the sea around Antrim in July?

The average sea temperature around Antrim in July is 13°C.

Q: Does it rain in Antrim in July?

There are usually 15 days with some rain in Antrim in July and the average monthly rainfall is 63mm.

Expect daytime maximum temperatures of 64°F in Antrim, Northern Ireland in July based on long-term weather averages. There are 5 hours of sunshine per day on average with 17 days with some rainfall and typically 2.5 inches of rainfall in the month.

64
64°F max day temperature
5
5 hours of sunshine per day
17
17 days with some rainfall
50
50°F min night temperature
17
17 hours of daylight per day
0
No heat & humidity
2.5
2.5 inches of monthly rainfall
6
6 (High) UV index

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The July weather guide for Northern Ireland (Antrim) shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

Metric (°C) | Imperial (°F)