Past weather can be found at: 

                                                       http://www.nssl.noaa.gov/faq/faq_pastdata.php

or

 

For Major Cities:
http://www.weather.gov/climate

click on map stations to go to the climate page of the  local weather forecast office for that station

 

For Smaller Cities and Towns:
* You may not always find the data for the location and years you are looking for ON-LINE.

Go to: 
National Climatic Data Center web page
http://www.ncdc.noaa.gov/oa/climate/stationlocator.html
Enter value in Search box
click on appropriate station
click on DATA  (right side)
Help: Sam McCown  828-271-4800 x3174 ncdc.orders@noaa.gov
 
or

 

http://www.ncdc.noaa.gov
In the left frame, under "Data and Products" select "Data and Products"
There will find a list of climatological products.

 

The National Severe Storms Center has an archive of surface and upper air observations back to 1946.

See http://data.nssl.noaa.gov

 

You can also contact:

Your state climatologist and Regional Climate Centers
http://www.stateclimate.org