Monday will be mainly fine with some higher cloud at intervals. Temperatures will be 22 C inland and the east coast, 24 C on the other coasts and 17 C in the mountains.
Tuesday will start off fine but clouds will form gradually. Temperatures will remain at the same levels, which is slightly above average for the time of year.
Wednesday will see increased cloud with rain and thunderstorms expected in the evening. Temperatures will edge down, but remain slightly higher than average for the time of the year.
Thursday will see intervals of fine weather interspersed with clouds that are expected to lead to local rain and isolated thunderstorms. Temperatures will remain the same.