Originally Posted by
Goldorak
If you want to visit those 3 places in only 10 days, you'll loose a lot of time in travel time IMO.
And yes, it is a rainy period in Siem Reap.
I'd say October is good time to be in REP. End of rainy season but prior to intense tourism. Sure OP might get a downpour in the afternoon... or they may not.