よりによって今日きょう

expression

today of all days

Expresses frustration or irony that something (usually bad) happens on this particular day, when it could have been any other day. Often used with negative events or complaints.

• よりによって今日きょう、電でん車しゃが遅おくれるなんて。

  Of all days, the train is late today.

• よりによって今日きょう、雨あめが降ふるとは思おもわなかった。

  I didn't expect it to rain today, of all days.