Bucharest: Annual Weather Averages. July is the hottest month in Bucharest with an average temperature of 22Â°C (71Â°F) and the coldest is January at -2Â°C (29Â°F) with the most daily sunshine hours at 10 in August. The wettest month is June with an average of 90mm of rain. Average Temperature: Bucharest.
Buttercream frosting does not need to be refrigerated if used within two to three days. However, it keeps for up to two weeks if stored in the refrigerator in an airtight container, and it lasts up to three months if stored in the freezer. Keep Learning.
After the cupcakes have cooled, I keep then in large Tupperware-style containers. Food safety experts recommend that cupcakes with whipped cream, buttercream, cream cheese, or ganache frostings should be refrigerated.