Suggest local budget hotels nearby, and that you will arrange to meet on some trips and meals out
It is too hot to be waiting on visitors, and arranging activities.
Then afterwards you are left with cleaning and a mountain of washing
Many people feel they have to agree to non stop visitors because they are "Lucky" enough to live in the sun
Do they invite you to their houses for free holidays?
Dont feel guilty, many wished they had been firm enough to suggest alternative accomodation.
Only my immediate family stay with me in the summer.they help me, and I dont feel pressured, but two weeks is a long time with people you don't know that well.