diff --git a/plugins/weather/openweather_ b/plugins/weather/openweather_
index 1c84d826..ea232028 100755
--- a/plugins/weather/openweather_
+++ b/plugins/weather/openweather_
@@ -19,10 +19,11 @@
 # env.apikey XYZ
 
 location=$(printf '%s' "${0#*_}" | tr '_' '=')
-query_string="${location}&appid=${apikey}&units=metric"
+query_string="${location}&appid=${apikey}"
 plugin_name=$( basename $0 )
 
 OWAPI=$( curl -s "http://api.openweathermap.org/data/2.5/weather?mode=xml&${query_string}")
+KELVIN_BIAS=273
 
 CITY=$( expr "$OWAPI" : '.*\<city.*name=\"\(.*\)\"><coord.*' )
 
@@ -35,6 +36,7 @@ then
 		graph_category sensors
 		graph_info This graph show the temperature in ${CITY}
 		temp_avg.label avg
+		temp_avg.cdef temp_avg,$KELVIN_BIAS,-
 
 		multigraph $plugin_name.temp
 		graph_title Temperature in ${CITY}
@@ -42,8 +44,11 @@ then
 		graph_category sensors
 		graph_info This graph show the temperature in ${CITY}
 		temp_avg.label avg
+		temp_avg.cdef temp_avg,$KELVIN_BIAS,-
 		temp_min.label min
+		temp_min.cdef temp_min,$KELVIN_BIAS,-
 		temp_max.label max
+		temp_max.cdef temp_max,$KELVIN_BIAS,-
 
 		multigraph $plugin_name.humidity
 		graph_title Humidity in ${CITY}
@@ -51,14 +56,14 @@ then
 		graph_category sensors
 		graph_args --upper-limit 100 --lower-limit 0
 		graph_info This graph show the humidity in ${CITY}
-		humi.label humidity
+		field_humidity.label humidity
 
 		multigraph $plugin_name.pressure
 		graph_title Pressure in ${CITY}
 		graph_vlabel hPa
 		graph_category sensors
 		graph_info This graph show the pressure in ${CITY}
-		press.label pressure
+		field_pressure.label pressure
 
 		multigraph $plugin_name.wind_speed
 		graph_title Wind Speed in ${CITY}
@@ -101,10 +106,10 @@ cat <<- EOF
 	temp_max.value $TEMP_MAX
 
 	multigraph $plugin_name.humidity
-	humi.value $HUMIDITY
+	field_humidity.value $HUMIDITY
 
 	multigraph $plugin_name.pressure
-	press.value $PRESSURE
+	field_pressure.value $PRESSURE
 
 	multigraph $plugin_name.wind_speed
 	speed.value $WD_SPEED