Homogenization of temperature series: Part I

http://wmbriggs.com/blog/?p=1459 ^ | William M. Briggs

[mattstat]

When you walk outside the pub to relieve yourself, you might be bathed in warmer air because you are in a city than if you were in an open field, but you aren’t in an open field, you are where you are and you must experience the actual temperature of where you live...

[steelyourfaith]

 

Beam me to Planet Gore !

[Sacajaweau]

Within a twenty foot radius of where I am, temps are 5-10 degrees difference. And then there's the wind factor...

How many 20 foot radii are there on earth??

Now, put in all the other factors...

If you think you can get a real average that can be used as "predictive", you're nuts.