Weather by month in Antrim County

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

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

In January the weather in Antrim County is generally poor. January is a winter month. In Belfast 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 Antrim County.

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

In February the weather in Antrim County is generally poor. February is a winter month. In Belfast you can expect cold maximum average daytime temperatures around 9°C and nighttime temperatures around 4°C.

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

In March the weather in Antrim County ranges from poor in Belfast to unpleasant in Antrim. In Belfast you can expect cold maximum average daytime temperatures around 10°C and nighttime temperatures around 5°C.

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

In April the weather in Antrim County ranges from poor in Ballycastle to unpleasant in Belfast. The temperatures range from low in Ballintoy with 10°C to moderate in Aghalee with 13°C.

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

In May the weather in Antrim County ranges from unpleasant in Portrush to tolerable in Belfast. The average maximum daytime temperatures are moderate and range from 12°C in Ballintoy to 16°C in Aghalee.

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

In June the weather in Antrim County ranges from tolerable in Belfast to pleasant in Antrim. The temperatures range from moderate in Ballintoy with 14°C to pleasant in Aghalee with 18°C.

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

In July the weather in Antrim County ranges from unpleasant in Portrush to perfect in Crumlin. July is a summer month. The temperatures range from moderate in Ballintoy with 16°C to pleasant in Aghalee with 20°C. On average, this month is the warmest month of the year in Antrim County.

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

In August the weather in Antrim County ranges from unpleasant in Portrush to perfect in Aghalee. August is a summer month. The temperatures range from moderate in Ballintoy with 16°C to pleasant in Aghalee with 20°C. On average, this month is the warmest month of the year in Antrim County.

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

In September the weather in Antrim County ranges from unpleasant in Portrush to pleasant in Aghalee. September is a summer month. In Belfast you can expect moderate maximum average daytime temperatures around 17°C and nighttime temperatures around 11°C.

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

In October the weather in Antrim County ranges from unpleasant in Belfast to tolerable in Ballymena. In Belfast you can expect moderate maximum average daytime temperatures around 14°C and nighttime temperatures around 9°C.

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

In November the weather in Antrim County ranges from poor in Portrush to unpleasant in Belfast. In Belfast you can expect cold maximum average daytime temperatures around 11°C and nighttime temperatures around 6°C.

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

In December the weather in Antrim County is generally poor. December is a winter month. In Belfast you can expect cold maximum average daytime temperatures around 9°C and nighttime temperatures around 4°C.

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