diff --git a/src/main/java/org/ccalm/weather/AirTemperature.java b/src/main/java/org/ccalm/weather/AirTemperature.java
index 5511ac3..80a3402 100644
--- a/src/main/java/org/ccalm/weather/AirTemperature.java
+++ b/src/main/java/org/ccalm/weather/AirTemperature.java
@@ -560,7 +560,7 @@ public class AirTemperature implements ServletContextAware {
 		}
 
 		sql = """
-					select main.get_air_temperature(?::TIMESTAMP WITHOUT TIME ZONE,?,?,?)-273.15;
+					select main.get_air_temperature(?::TIMESTAMP WITHOUT TIME ZONE,?,?,?) - 273.15
 				""";
 		if(conn_all!=null) {
 			try (PreparedStatement pstmt = conn_all.prepareStatement(sql)) {
diff --git a/src/main/java/org/ccalm/weather/Precipitation.java b/src/main/java/org/ccalm/weather/Precipitation.java
index f8253f7..d44cc44 100644
--- a/src/main/java/org/ccalm/weather/Precipitation.java
+++ b/src/main/java/org/ccalm/weather/Precipitation.java
@@ -572,7 +572,7 @@ public class Precipitation implements ServletContextAware {
 		}
 
 		sql="""
-				select main.get_precipitation(?::TIMESTAMP WITHOUT TIME ZONE,?,?,?)
+				select main.get_precipitation(?::TIMESTAMP WITHOUT TIME ZONE,?,?,?) - 273.15
 			""";
 		if(conn_all!=null) {
 			try (PreparedStatement pstmt = conn_all.prepareStatement(sql)) {
diff --git a/src/main/java/org/ccalm/weather/SoilTmperature.java b/src/main/java/org/ccalm/weather/SoilTmperature.java
index fdbb51d..fadf854 100644
--- a/src/main/java/org/ccalm/weather/SoilTmperature.java
+++ b/src/main/java/org/ccalm/weather/SoilTmperature.java
@@ -586,7 +586,7 @@ public class SoilTmperature implements ServletContextAware {
 		}
 
 		sql="""
-				select main.get_soil_temperature(?::TIMESTAMP WITHOUT TIME ZONE,?,?,?)
+				select main.get_soil_temperature(?::TIMESTAMP WITHOUT TIME ZONE,?,?,?) - 273.15
 			""";
 		if(conn_all!=null) {
 			try (PreparedStatement pstmt = conn_all.prepareStatement(sql)) {