diff --git a/tests/aws/services/cloudwatch/test_cloudwatch.py b/tests/aws/services/cloudwatch/test_cloudwatch.py
index 56573b7c92a80..3cb2fbb9b73a5 100644
--- a/tests/aws/services/cloudwatch/test_cloudwatch.py
+++ b/tests/aws/services/cloudwatch/test_cloudwatch.py
@@ -1318,8 +1318,8 @@ def test_put_metric_alarm(
             MetricName=metric_name,
             Namespace=namespace,
             ActionsEnabled=True,
-            Period=30,
-            Threshold=2,
+            Period=10,
+            Threshold=21,
             Dimensions=dimension,
             Unit="Seconds",
             Statistic="Average",
diff --git a/tests/aws/services/cloudwatch/test_cloudwatch.snapshot.json b/tests/aws/services/cloudwatch/test_cloudwatch.snapshot.json
index 6563131e1e53f..87abfc826b4a8 100644
--- a/tests/aws/services/cloudwatch/test_cloudwatch.snapshot.json
+++ b/tests/aws/services/cloudwatch/test_cloudwatch.snapshot.json
@@ -369,7 +369,7 @@
     }
   },
   "tests/aws/services/cloudwatch/test_cloudwatch.py::TestCloudwatch::test_put_metric_alarm": {
-    "recorded-date": "19-01-2024, 13:46:30",
+    "recorded-date": "12-05-2025, 16:20:57",
     "recorded-content": {
       "describe-alarm": {
         "CompositeAlarms": [],
@@ -397,13 +397,13 @@
             "OKActions": [
               "arn:<partition>:sns:<region>:111111111111:<topic_arn>"
             ],
-            "Period": 30,
+            "Period": 10,
             "StateReason": "Unchecked: Initial alarm creation",
             "StateTransitionedTimestamp": "timestamp",
             "StateUpdatedTimestamp": "timestamp",
             "StateValue": "INSUFFICIENT_DATA",
             "Statistic": "Average",
-            "Threshold": 2.0,
+            "Threshold": 21.0,
             "TreatMissingData": "ignore",
             "Unit": "Seconds"
           }
@@ -423,7 +423,7 @@
         "AlarmDescription": "testing cloudwatch alarms",
         "AlarmName": "<alarm-name:1>",
         "InsufficientDataActions": [],
-        "NewStateReason": "Threshold Crossed: 1 datapoint [21.5 (MM/DD/YY HH:MM:SS)] was greater than the threshold (2.0).",
+        "NewStateReason": "Threshold Crossed: 1 datapoint [21.5 (MM/DD/YY HH:MM:SS)] was greater than the threshold (21.0).",
         "NewStateValue": "ALARM",
         "OKActions": [
           "arn:<partition>:sns:<region>:111111111111:<topic_arn>"
@@ -443,10 +443,10 @@
           "EvaluationPeriods": 1,
           "MetricName": "my-metric1",
           "Namespace": "<namespace:1>",
-          "Period": 30,
+          "Period": 10,
           "Statistic": "AVERAGE",
           "StatisticType": "Statistic",
-          "Threshold": 2.0,
+          "Threshold": 21.0,
           "TreatMissingData": "ignore",
           "Unit": "Seconds"
         }
@@ -464,18 +464,18 @@
               },
               "newState": {
                 "stateValue": "ALARM",
-                "stateReason": "Threshold Crossed: 1 datapoint [21.5 (MM/DD/YY HH:MM:SS)] was greater than the threshold (2.0).",
+                "stateReason": "Threshold Crossed: 1 datapoint [21.5 (MM/DD/YY HH:MM:SS)] was greater than the threshold (21.0).",
                 "stateReasonData": {
                   "version": "1.0",
                   "queryDate": "date",
                   "startDate": "date",
                   "unit": "Seconds",
                   "statistic": "Average",
-                  "period": 30,
+                  "period": 10,
                   "recentDatapoints": [
                     21.5
                   ],
-                  "threshold": 2.0,
+                  "threshold": 21.0,
                   "evaluatedDatapoints": [
                     {
                       "timestamp": "date",
@@ -521,19 +521,19 @@
             "OKActions": [
               "arn:<partition>:sns:<region>:111111111111:<topic_arn>"
             ],
-            "Period": 30,
-            "StateReason": "Threshold Crossed: 1 datapoint [21.5 (MM/DD/YY HH:MM:SS)] was greater than the threshold (2.0).",
+            "Period": 10,
+            "StateReason": "Threshold Crossed: 1 datapoint [21.5 (MM/DD/YY HH:MM:SS)] was greater than the threshold (21.0).",
             "StateReasonData": {
               "version": "1.0",
               "queryDate": "date",
               "startDate": "date",
               "unit": "Seconds",
               "statistic": "Average",
-              "period": 30,
+              "period": 10,
               "recentDatapoints": [
                 21.5
               ],
-              "threshold": 2.0,
+              "threshold": 21.0,
               "evaluatedDatapoints": [
                 {
                   "timestamp": "date",
@@ -546,7 +546,7 @@
             "StateUpdatedTimestamp": "timestamp",
             "StateValue": "ALARM",
             "Statistic": "Average",
-            "Threshold": 2.0,
+            "Threshold": 21.0,
             "TreatMissingData": "ignore",
             "Unit": "Seconds"
           }
diff --git a/tests/aws/services/cloudwatch/test_cloudwatch.validation.json b/tests/aws/services/cloudwatch/test_cloudwatch.validation.json
index 35c96909b8d23..428f5d6c84b8f 100644
--- a/tests/aws/services/cloudwatch/test_cloudwatch.validation.json
+++ b/tests/aws/services/cloudwatch/test_cloudwatch.validation.json
@@ -57,7 +57,7 @@
     "last_validated_date": "2024-07-29T07:56:05+00:00"
   },
   "tests/aws/services/cloudwatch/test_cloudwatch.py::TestCloudwatch::test_put_metric_alarm": {
-    "last_validated_date": "2024-01-19T14:26:26+00:00"
+    "last_validated_date": "2025-05-12T16:20:56+00:00"
   },
   "tests/aws/services/cloudwatch/test_cloudwatch.py::TestCloudwatch::test_put_metric_data_values_list": {
     "last_validated_date": "2023-09-25T08:26:17+00:00"