The best time to visit Newtownabbey
Month-by-month climate averages for Newtownabbey, Northern Ireland, so you can pick your dates on data rather than guesswork.
The most comfortable time to visit Newtownabbey is usually May, June, July and September, when daytime highs sit in the pleasant 16-26°C range and the heaviest August rain is behind you.
Newtownabbey is warmest in June (highs near 18°C) and coldest in January (lows around 3°C), with roughly 1157 mm of precipitation across the year and August the wettest month. The sweet spot for most visitors is May, June, July and September.
These are long-run averages. For the actual days you are travelling, check the live Newtownabbey forecast — and note how much the models agree, because that tells you how much to trust it.
Newtownabbey weather by month
what to expect in Newtownabbey through the yearHere is Newtownabbey's typical weather in each month: the average daytime high and overnight low in °C, how each month feels, and the wettest month marked. Use it to plan any trip to Newtownabbey by season.