UKCP09: Gridded data sets - register
The data may be downloaded free of charge and are provided under the terms of the Open Government Licence. You are encouraged to use and re-use the data that is available under this licence freely and flexibly, with only a few conditions, so please read these carefully.
Note: The data licence conditions on these data have recently been changed. The UKCP09 gridded observation web pages reflecting these changes have been updated and can now be found here.