VEVOR 1.6" Rise Cuttable Threshold Ramp for Sweeping Robot, 35.4" Wide Natural Rubber Wheelchair Ramp, Non-Slip Solid Rubber Ramp with Double-Sided Tape for Doorways, Driveways, Bathroom, Smooth Tile

I used it in an outdoor area in colder weather in the Gulf Coast area of Alabama so it didn't get freezing cold except for a short while during the night.

Yes, it is very durable and works great and all types of weather . That doesn’t it mean that it cannot get ice on it … Any ramp can

Yes it can, mine is outdoors.

It didn't work for what we needed it to do so I sent it back.

Yes

It is hard rubber. I"m not sure if it would get brittle in the cold but I also wouldn't be afraid to try it.

I don’t see why not it’s a heavy duty rubber