According to the greatest scientific research of the early part of the twenty first century, it has been concluded that the phenomenon of 'summer penis' is real.
The hugely important research on what we're calling Positive Mickey Effect or PME was reported by the Mail Online about men in the UK experiencing the undercarriage benefits of the hot weather.
Presumably the Irish male is also feeling the effects. A number of Doctors have reported bruised kneecaps...okay so they haven't BUUUUUT they have suggested that hot weather improves blood flow and may cause blood vessels to 'fill to the max' with blood.
It is also suggested that the same applies to the testicles so if you happen to witness an image like this...
...Don't be alarmed.
It's just the hot weather.