Considering we have multi reruns for upcoming banners, i think Klee should get her rerun around 2.6 or so because 2.5 probably Kazuha, Ayaka, Yoimiya or Raiden's rerun based on my analysis :
Banner Rerun For Ayaka 2.6 Release Date & Characters (2022) | Genshin Impact - GameWith
DAILY AYATO auf Twitter: „// Genshin SUS leaks Sus leak of 2.6 banners! First phase: Ayato Second phase: Ayaka and Venti rerun Take it with a grain of salt for now https://t.co/Fe9ghAyR09“ /
Genshin Impact: Ayaka, Mistsplitter banners extended as 2.7 delay continues
Genshin Impact Ayaka banner to rerun again in 2.6 update Phase 3 » FirstSportz
Genshin Impact 2.6: Kamisato Ayaka Banner 4-stars and Weapons
Genshin Impact 2.6 Ayaka banner 4-star characters and weapons leaked