diff --git a/www/js/analog.js b/www/js/analog.js
index 1b692a28..4967ed46 100644
--- a/www/js/analog.js
+++ b/www/js/analog.js
@@ -862,53 +862,53 @@ function buildGraph( prefix, chart, csv, titleAdd, timestr ) {
 			switch ( unitid ) {
 				case 1: unit = _( "Soil moisture" );
 					title = _( "Soil moisture" ) + " " + titleAdd;
-					unitStr = function( val ) { return val + " %"; };
+					unitStr = function( val ) { return +( Math.round( val + "e+2" )  + "e-2" ) + " %"; };
 					minFunc = 0;
 					maxFunc = 100;
 					break;
 				case 2: unit = _( "degree celsius temperature" );
 					title = _( "Temperature" ) + " " + titleAdd;
-					unitStr = function( val ) { return val + String.fromCharCode( 176 ) + "C"; };
+					unitStr = function( val ) { return +( Math.round( val + "e+2" )  + "e-2" ) + String.fromCharCode( 176 ) + "C"; };
 					break;
 				case 3: unit = _( "degree fahrenheit temperature" );
 					title = _( "Temperature" ) + " " + titleAdd;
-					unitStr = function( val ) { return val + String.fromCharCode( 176 ) + "F"; };
+					unitStr = function( val ) { return +( Math.round( val + "e+2" )  + "e-2" ) + String.fromCharCode( 176 ) + "F"; };
 					break;
 				case 4: unit = _( "Volt" );
 					title = _( "Voltage" ) + " " + titleAdd;
-					unitStr = function( val ) { return val + " V"; };
+					unitStr = function( val ) { return +( Math.round( val + "e+2" )  + "e-2" ) + " V"; };
 					minFunc = 0;
 					maxFunc = 4;
 					autoY = false;
 					break;
 				case 5: unit = _( "Humidity" );
 					title = _( "Air Humidity" ) + " " + titleAdd;
-					unitStr = function( val ) { return val + " %"; };
+					unitStr = function( val ) { return +( Math.round( val + "e+2" )  + "e-2" ) + " %"; };
 					minFunc = 0;
 					maxFunc = 100;
 					break;
 				case 6: unit = _( "Rain" );
 					title = _( "Rainfall" ) + " " + titleAdd;
-					unitStr = function( val ) { return val + " in"; };
+					unitStr = function( val ) { return +( Math.round( val + "e+2" )  + "e-2" ) + " in"; };
 					break;
 				case 7: unit = _( "Rain" );
 					title = _( "Rainfall" ) + " " + titleAdd;
-					unitStr = function( val ) { return val + " mm"; };
+					unitStr = function( val ) { return +( Math.round( val + "e+2" )  + "e-2" ) + " mm"; };
 					minFunc = 0;
 					break;
 				case 8: unit = _( "Wind" );
 					title = _( "Wind" ) + " " + titleAdd;
-					unitStr = function( val ) { return val + " mph"; };
+					unitStr = function( val ) { return +( Math.round( val + "e+2" )  + "e-2" ) + " mph"; };
 					minFunc = 0;
 					break;
 				case 9: unit = _( "Wind" );
 					title = _( "Wind" ) + " " + titleAdd;
-					unitStr = function( val ) { return val + " kmh"; };
+					unitStr = function( val ) { return +( Math.round( val + "e+2" )  + "e-2" ) + " kmh"; };
 					minFunc = 0;
 					break;
 				case 10: unit = _( "Level" );
 					title = _( "Level" ) + " " + titleAdd;
-					unitStr = function( val ) { return val + " %"; };
+					unitStr = function( val ) { return +( Math.round( val + "e+2" )  + "e-2" ) + " %"; };
 					minFunc = 0;
 					maxFunc = 100;
 					autoY = false;