query=			
		    SELECT DateTime, avg(T), avg(A), min(Tmin), max(Tmax), avg(D)
			FROM alldata
			WHERE DATE(alldata.DateTime) = CURDATE()
			GROUP BY YEAR(alldata.DateTime), MONTH(alldata.DateTime), DAY(alldata.DateTime), HOUR(alldata.DateTime), MINUTE(alldata.DateTime)
			ORDER BY DateTime
			<br>error=<br>n.rows=<br>result=<br>Array
(
    [name1] => Temperature
    [name2] => Apparent temperature
    [name3] => Range
    [name4] => Dew point
)
<br>{"name1":"Temperature","name2":"Apparent temperature","name3":"Range","name4":"Dew point"}