The episode appears to take place in the late spring or summer as the fund raiser is held outdoors at night and characters are dressed for warm weather. When Congressman Russo checks his recently received emails from angry constituents however, the emails are all dated February 1st. Average D.C. temperatures for February range from the 20s to the 40s Fahrenheit.
After Francis instructs Peter to follow him, he walks off to the bathroom. Just when Peter arrives to the bathroom as well, Francis has already managed to have the bath tub filled up in too short a period of time.