When it rains outside where do flies go to shelter from the rain? Answer: They retreat to the underside of surfaces such as leaves or anywhere dark so they can shelter until the rain clears.Click to see full answer. Similarly, it is asked, where do flies go at night?Flies mostly sleep during night time however sometimes they also take short naps during day time. Generally, flies do not search for sleeping areas that are predator free, but instead they just sleep anywhere. Flies can be found sleeping on floor, walls, curtains, plant leaves etc.Similarly, do flies like the rain? It does not fly in the rain. When it is raining or windy, insects take shelter if possible, under foliage, under litter, or other places. It doesn’t take much water to drown an insect. They are so small that surface tension will cover them with enough water to kill them. Furthermore, where do flies go when it’s winter? Most spend the winter as adults in cracks and crannies and wake up in spring to lay their eggs on decaying matter. House flies delight in unhygienic places, and their maggots feed on rotting food and other human waste.Where do mosquitoes go when it rains?High-speed videography is used to show how mosquitoes are able to fly in the rain. About 25 percent of the time, raindrops fall directly between a mosquito’s wings. In these cases, the mosquito is absorbed into the falling water drop, but it pulls away just before the drop hits the ground.