<html><body><div style="color:#000; background-color:#fff; font-family:times new roman, new york, times, serif;font-size:12pt">hello all,<br><br>please how do i convert from daily data to monthly data in GrADS. i have the data in .dat format and i am running my GrADS on windows xp.<br><br>ugo okoro<br>cmsr, iap<br>cas, beijing<br></div></body></html>