Ugh. Noticed it here too. There’s a gap in the western woods here on the NW side of my property that lets the sun shine through later during peak solar. Tonight was the first night the sun started setting south of that gap again.
A few links on home station siting
https://www.weather.gov/media/epz/mesonet/CWOP-Siting.pdf
https://www.youngusa.com/blog/siting-how-to-choose-the-best-location-for-your-weather-station/
Actually just looked at radar estimates and actual obs in that area and I think that number looks right. Not sure where in town he is, but there was a little min zone in there.