Here is the operating temperature: Operating Temperature: -20 ºC~ 40 ºC (-4°F ~ 104°F )

If the bulbs are connecting to a range extender, make sure the extender is not named the same as your main network or else your bulbs will still try to connect to the network that is further away. The bulbs do not know which device would be closer, only that they need to connect to what ever name given when initially configured.

I think this answers my recently posted question.  I searched using "outdoor" and "porch" and there were no results.