Weather by month in County Antrim

County Antrim is a region in Ireland. Many people wonder what the weather conditions are in County Antrim over the year. What is the best time to visit County Antrim?

This page shows the average weather conditions by month in County Antrim over the year in: January, February, March, April, May, June, July, August, September, October, November, December.

January is a winter month. In Lisburn you can expect cold maximum average daytime temperatures around 9°C and nighttime temperatures around 4°C. On average, this month is the coldest month of the year in County Antrim.

Find more detailed climate information for County Antrim in January here.

February is a winter month. In Lisburn you can expect cold maximum average daytime temperatures around 9°C and nighttime temperatures around 4°C.

Find more detailed climate information for County Antrim in February here.

In Lisburn you can expect cold maximum average daytime temperatures around 11°C and nighttime temperatures around 4°C.

Find more detailed climate information for County Antrim in March here.

In Lisburn you can expect moderate maximum average daytime temperatures around 13°C and nighttime temperatures around 6°C.

Find more detailed climate information for County Antrim in April here.

In Lisburn you can expect moderate maximum average daytime temperatures around 15°C and nighttime temperatures around 8°C.

Find more detailed climate information for County Antrim in May here.

June is a summer month. In Lisburn you can expect moderate maximum average daytime temperatures around 18°C and nighttime temperatures around 11°C.

Find more detailed climate information for County Antrim in June here.

July is a summer month. In Lisburn you can expect pleasant maximum average daytime temperatures around 19°C and nighttime temperatures around 12°C. On average, this month is the warmest month of the year in County Antrim.

Find more detailed climate information for County Antrim in July here.

August is a summer month. In Lisburn you can expect pleasant maximum average daytime temperatures around 19°C and nighttime temperatures around 12°C.

Find more detailed climate information for County Antrim in August here.

In Lisburn you can expect moderate maximum average daytime temperatures around 17°C and nighttime temperatures around 11°C.

Find more detailed climate information for County Antrim in September here.

In Lisburn you can expect moderate maximum average daytime temperatures around 14°C and nighttime temperatures around 8°C.

Find more detailed climate information for County Antrim in October here.

In Lisburn you can expect cold maximum average daytime temperatures around 11°C and nighttime temperatures around 6°C.

Find more detailed climate information for County Antrim in November here.

December is a winter month. In Lisburn you can expect cold maximum average daytime temperatures around 9°C and nighttime temperatures around 4°C.

Find more detailed climate information for County Antrim in December here.