When travelling, it's generally smart to pack in preparation for rain or any other conditions that may arise. The rainfall in Derry is roughly less than Eros. You can assume this to be the case over the next 1 days.
We forecast the temperature to be around the 32 °Cs in November, on average. The temperature in Eros is generally hotter than in Derry. Book flights in a timely manner in correlation to your departure date.