While we receive compensation when you click links to partners, they do not influence our opinions or reviews. Temperatures also tend to be a good bit better, with average highs reaching around 11°C.The days are nice and long, there’s a sniff of summer in the air and we’re still a nice few weeks away from peak season, so the crowds are yet to be at their largest.The days in May are long and lovely (well, they’re long, anyway!). The best time to visit Ireland is in April, May, and June, as well as in September and October. The earlier you go the better. Combine this with the fact that the crowds are less than the three months previous, and it’s as good a time to visit as any.As you’ll probably know from reading the guide above, this is my favourite month to explore Ireland.The weathers crisp but not too chilly, there’s orange leaves as far as the eye can see, and there are loads to see and do.The temperature in Ireland in October averages a high of around 13°C, but in years gone we’ve seen much higher and lower. When to Go to Ireland. Rainfall increases in Ireland in October, but we tend to get a lot of sunny days, too. That being said, the weather is still pretty OK.The average temperature in Ireland in September hovers between 13°C and 16°C. To be more specific, May and October.There are fewer crowds and accommodation is easier to come by. You’ll find locals enjoying the sunny weather and festivals in the countryside and the city. Accommodation prices begin to rise but book early enough to lock in better rates. Bernd is a travel writer from Germany who has lived in Ireland since the late 1990s and written several German-language tourism guides to the country. During winter, most regions in Ireland only get about four to six days of snow per month. I love Ireland in June. Visiting Ireland in winter can mean colder temperatures and closed attractions, though the relative quiet can be perfect for exploring both cities and countryside. Have you had any positive or negative experiences?Well… Just booked a week for the end of November. In the guide below, we’ll tell you everything you need to know to make your decision. However, always bear in mind that while the "Visitor Center" at some outdoor attractions like Will we still be able to salvage the trip, even with not great weather?Sorry – I’ve been away on holidays for the past week and I’m only catching messages here now.Just go into it with a sure-look-if-it-rains-we’ll-still-make-the-most-of-it-attitude.The weather can be shite regardless of the time of year.