As well as messing around with DMR. I have written a Python script that gets temperature, pressure and humidity from a £1 module located under the eve of my shed/shack. As I'm surrounded by 3 story houses, a anemometer would be very inacurate so I source this data from the Met Office's open API. This data is uploaded to aprs.fi every 10 minutes.
APRS Weather
Live G8SIB weather graphs via aprs.fi. Full site.