Counts are always lower on the beach than inland on fine, sunny days.
High counts can persist well into the evening on hot days in cities. In country areas on hot, sunny days counts are always highest between 3 and 8 pm. Country counts are generally 4-5 times higher than the Dublin Counts. Check whether it's the season or not. The grass pollen season starts two weeks earlier in SW Cork, and two weeks later in NW Donegal.