diff --git a/jOOQ/src/main/java/org/jooq/impl/Convert.java b/jOOQ/src/main/java/org/jooq/impl/Convert.java
index 7fcdc632e9..db44ccaff2 100644
--- a/jOOQ/src/main/java/org/jooq/impl/Convert.java
+++ b/jOOQ/src/main/java/org/jooq/impl/Convert.java
@@ -891,10 +891,28 @@ final class Convert {
 
                 // Date types can be converted among each other
                 else if (java.util.Date.class.isAssignableFrom(fromClass)) {
-                    return toDate(((java.util.Date) from).getTime(), toClass);
+
+                    // [#12225] Avoid losing precision if possible
+                    if (Timestamp.class == fromClass && LocalDateTime.class == toClass)
+                        return (U) ((Timestamp) from).toLocalDateTime();
+                    else if (Date.class == fromClass && LocalDate.class == toClass)
+                        return (U) ((Date) from).toLocalDate();
+                    else if (Time.class == fromClass && LocalTime.class == toClass)
+                        return (U) ((Time) from).toLocalTime();
+                    else
+                        return toDate(((java.util.Date) from).getTime(), toClass);
                 }
                 else if (Temporal.class.isAssignableFrom(fromClass)) {
-                    return toDate(convert(from, Long.class), toClass);
+
+                    // [#12225] Avoid losing precision if possible
+                    if (LocalDateTime.class == fromClass && Timestamp.class == toClass)
+                        return (U) Timestamp.valueOf((LocalDateTime) from);
+                    else if (LocalDate.class == fromClass && Date.class == toClass)
+                        return (U) Date.valueOf((LocalDate) from);
+                    else if (LocalTime.class == fromClass && Time.class == toClass)
+                        return (U) Time.valueOf((LocalTime) from);
+                    else
+                        return toDate(convert(from, Long.class), toClass);
                 }
 
                 // Long may also be converted into a date type
diff --git a/jOOQ/src/main/java/org/jooq/tools/Convert.java b/jOOQ/src/main/java/org/jooq/tools/Convert.java
index db87dbce03..b406ca82d3 100644
--- a/jOOQ/src/main/java/org/jooq/tools/Convert.java
+++ b/jOOQ/src/main/java/org/jooq/tools/Convert.java
@@ -883,7 +883,28 @@ public final class Convert {
 
                 // Date types can be converted among each other
                 else if (java.util.Date.class.isAssignableFrom(fromClass)) {
-                    return toDate(((java.util.Date) from).getTime(), toClass);
+
+                    // [#12225] Avoid losing precision if possible
+                    if (Timestamp.class == fromClass && LocalDateTime.class == toClass)
+                        return (U) ((Timestamp) from).toLocalDateTime();
+                    else if (Date.class == fromClass && LocalDate.class == toClass)
+                        return (U) ((Date) from).toLocalDate();
+                    else if (Time.class == fromClass && LocalTime.class == toClass)
+                        return (U) ((Time) from).toLocalTime();
+                    else
+                        return toDate(((java.util.Date) from).getTime(), toClass);
+                }
+                else if (Temporal.class.isAssignableFrom(fromClass)) {
+
+                    // [#12225] Avoid losing precision if possible
+                    if (LocalDateTime.class == fromClass && Timestamp.class == toClass)
+                        return (U) Timestamp.valueOf((LocalDateTime) from);
+                    else if (LocalDate.class == fromClass && Date.class == toClass)
+                        return (U) Date.valueOf((LocalDate) from);
+                    else if (LocalTime.class == fromClass && Time.class == toClass)
+                        return (U) Time.valueOf((LocalTime) from);
+                    else
+                        return toDate(convert(from, Long.class), toClass);
                 }
                 else if (Temporal.class.isAssignableFrom(fromClass)) {
                     return toDate(convert(from, Long.class), toClass);