Webduring the winter, sunrise can be as late as 8:40 in the morning, while sunset can be as early as 4:00 pm. Webhealth and safety should not be an issue during a visit to dublin. Pharmacies selling basic medication are easy to come by, and crime is not a major. The lta (long term average) temperature in dublin in september 13. 1°c/55. 58°f with rainfall measuring 59. 5mm. As we’re just out. Webdublin's weather has its own charm, featuring a mix of rain and sunshine. What do people wear in ireland? What should i wear in ireland? What are the best shoes for ireland? What to wear in ireland in spring. Webhowever, the best time to visit dublin is typically from may to august when you can expect milder temperatures and more extended daylight hours. Avoid walking in dark, uninhabited areas alone at night. Be aware of your.