For the UK, the record is from Dhekelia. For mainland UK, record is 38.7°C (2019)
For Cyprus, the record is from Northern Cyprus. For the Republic of Cyprus, record is 46.2°C (2020)
For Morocco, the record is from Western Sahara. For Morocco without Western Sahara, record is 49.6°C (2021)
A hot country, first letter S- Sudan-no, South Sudan-no, Somalia-no, Spain-no, Senegal-no, South Africa-no, WTF how are there so many countries beginning with the same letter and how come it's never the one I'm thinking of! Ok, I'll come back to the S one later, next one: M. Mali- no, Malawi- no, Mauritania- no, Malayisa- no, Malta-no... please have mercy... 2 minutes later: oh, I see on the map that I haven't tried Morocco yet.