Invalid query: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near ')
and station_ID = ''
ORDER BY  datainterval DESC
LIMIT 0, 20000)
as last20000
O' at line 5
Whole query: 
SELECT  *
FROM (
SELECT  datainterval, data8
FROM weatherdata
WHERE DATE((datainterval)) > DATE_SUB(DATE(now()),interval  DAY)
and station_ID = ''
ORDER BY  datainterval DESC
LIMIT 0, 20000)
as last20000
ORDER BY last20000.datainterval ASC