Outdoor temperature sensor cover - Stevenson screen. 

For sensor with 7mm diameter. 

In sensor tube mount added cutouts for zip ties.
 

Printing without support.
For assembling 2x  M4x20 are needed.
In cover two holes needs to be taper M4 thread. 

Material: PETG or ASA recommended (UV light resistant)
Layer heigh: 0,3 or lower 
No supports needed.