http://www.timeanddate.com//favicon-32x32.png Past Weather in Nottingham, England, United Kingdom — Yesterday or Further Back
WWW.TIMEANDDATE.COM
Weather reports from the last weeks in Nottingham with highs and lows
Nottingham Historical Weather
WWW.WORLDWEATHERONLINE.COM
Realtime weather, 14 day weather forecast, historical weather at Nottingham Historical Weather
I found those 2 sites. Hope they are of some use!