An emissivity of 0.95 is about right for a rough concrete surface.
Living_Substance9973 on
Nice
Majesticmerkin on
Here is some data I’ve collected during the last 25 years and heatwaves:
• Concrete footpaths: 55–65°C
• Asphalt roads: 60–75°C
• Artificial turf: up to 80°C+
• Sand: 60°C+
8 Comments
[deleted]
Nice
An emissivity of 0.95 is about right for a rough concrete surface.
Nice
Here is some data I’ve collected during the last 25 years and heatwaves:
• Concrete footpaths: 55–65°C
• Asphalt roads: 60–75°C
• Artificial turf: up to 80°C+
• Sand: 60°C+
Normal
Geelong: “First time”?
46C Wednesday, 45C Friday.
Nice