Recommendations?

[sglad]

And suffer some of the worst air quality in Asia? 166 thingys, as opposed to 130 for Pattaya.

According to the website recommended by Taveller Jim in his thread. Back to Singapore my young friend.

https://www.airvisual.com/thailand/chiang-mai/payap

The air quality may be poor this year but we don't know what it's going to be like next year, which is when the the OP intends to take his holiday. I don't recall it being this bad in January last year and it wasn't bad when I was there in January 2017.