diff --git a/src/panels/lovelace/cards/hui-todo-list-card.ts b/src/panels/lovelace/cards/hui-todo-list-card.ts
index d1d62880f8ed..1d1c6b6c8243 100644
--- a/src/panels/lovelace/cards/hui-todo-list-card.ts
+++ b/src/panels/lovelace/cards/hui-todo-list-card.ts
@@ -335,7 +335,7 @@ export class HuiTodoListCard extends LitElement implements LovelaceCard {
           const due = item.due
             ? item.due.includes("T")
               ? new Date(item.due)
-              : endOfDay(new Date(item.due))
+              : endOfDay(new Date(`${item.due}T00:00:00`))
             : undefined;
           const today =
             due && !item.due!.includes("T") && isSameDay(new Date(), due);
diff --git a/src/panels/todo/dialog-todo-item-editor.ts b/src/panels/todo/dialog-todo-item-editor.ts
index daa5eff68627..be03e260eccf 100644
--- a/src/panels/todo/dialog-todo-item-editor.ts
+++ b/src/panels/todo/dialog-todo-item-editor.ts
@@ -60,8 +60,10 @@ class DialogTodoItemEditor extends LitElement {
       this._checked = entry.status === TodoItemStatus.Completed;
       this._summary = entry.summary;
       this._description = entry.description || "";
-      this._due = entry.due ? new Date(entry.due) : undefined;
       this._hasTime = entry.due?.includes("T") || false;
+      this._due = entry.due
+        ? new Date(this._hasTime ? entry.due : `${entry.due}T00:00:00`)
+        : undefined;
     } else {
       this._hasTime = false;
       this._checked = false;