diff --git a/arrow/parser.py b/arrow/parser.py
index fc3774b09..75eaff602 100644
--- a/arrow/parser.py
+++ b/arrow/parser.py
@@ -689,6 +689,10 @@ def _parse_token(
                     )
             elif value in (self.locale.meridians["pm"], self.locale.meridians["PM"]):
                 parts["am_pm"] = "pm"
+                if "hour" in parts and not 0 <= parts["hour"] <= 12:
+                    raise ParserMatchError(
+                        f"Hour token value must be between 0 and 12 inclusive for token {token!r}."
+                    )
         elif token == "W":
             parts["weekdate"] = value
 
diff --git a/tests/test_parser.py b/tests/test_parser.py
index 7038d880f..0842a050a 100644
--- a/tests/test_parser.py
+++ b/tests/test_parser.py
@@ -206,6 +206,11 @@ def test_parse_am(self):
         with pytest.raises(ParserMatchError):
             self.parser.parse("2021-01-30 14:00:00 AM", "YYYY-MM-DD HH:mm:ss A")
 
+    def test_parse_pm_invalid_hour(self):
+        # A PM meridian must reject out-of-range hours just like AM does.
+        with pytest.raises(ParserMatchError):
+            self.parser.parse("2021-01-30 14:00:00 PM", "YYYY-MM-DD HH:mm:ss A")
+
     def test_parse_year_two_digit(self):
         self.expected = datetime(1979, 1, 1, 12, 5, 10)
         assert (