Around May or June before tsuyuiri, weather that is similar to baiu is seen sometimes and it is called "hashiri tsuyu," "tsuyu no hashiri" or "mukae tsuyu."
梅雨入り前の5月～6月ごろ、梅雨に似た天候が見られることがあり、これを走り梅雨（はしりづゆ）、梅雨の走り（つゆのはしり）、あるいは迎え梅雨（むかえづゆ）と呼ぶ。