How do i get past information on my cities full weather forecast?

I need past information on piscataway, new jersey based on the weather. I need all of last weeks. I need the whole information. For example humidity,barometer, and etc.How do i get past information on my cities full weather forecast?http://www.wunderground.com is your resource!How do i get past information on my cities full weather forecast?wunderground.com will have anything you need archived for a few years...How do i get past information on my cities full weather forecast?you need to check with your local meteorologist !