diff --git a/lambda_functions/laads_submit_climatology_job.py b/lambda_functions/laads_submit_climatology_job.py
new file mode 100644
index 0000000..dd6da12
--- /dev/null
+++ b/lambda_functions/laads_submit_climatology_job.py
@@ -0,0 +1,34 @@
+import datetime
+import json
+import os
+
+import boto3
+
+batch_client = boto3.client("batch")
+
+
+jobQueue = os.getenv("JOB_QUEUE")
+jobDefinition = os.getenv("JOB_DEFINITION")
+lasrc_aux = os.getenv("LASRC_AUX_DIR")
+laads_token = os.getenv("LAADS_TOKEN")
+laads_bucket = os.getenv("LAADS_BUCKET")
+
+
+def handler(event, context):
+    current_date = datetime.datetime.now()
+    response = batch_client.submit_job(
+        jobName="laads_cron",
+        jobQueue=jobQueue,
+        jobDefinition=jobDefinition,
+        containerOverrides={
+            "environment": [
+                {"name": "LASRC_AUX_DIR", "value": lasrc_aux},
+                {"name": "LAADS_TOKEN", "value": laads_token},
+                {"name": "LAADS_BUCKET", "value": laads_bucket},
+                {"name": "CLIM_YEAR", "value": current_date.year},
+                {"name": "CLIM_MONTH", "value": current_date.month},
+            ],
+            "command": ["sh", "-c", "climatologies.sh"],
+        },
+    )
+    return response
diff --git a/stack/hlsconstructs/batch_cron.py b/stack/hlsconstructs/batch_cron.py
index a05853d..f32dbf9 100644
--- a/stack/hlsconstructs/batch_cron.py
+++ b/stack/hlsconstructs/batch_cron.py
@@ -7,8 +7,6 @@
 
 
 class BatchCron(Lambda):
-    """AWS Batch Event Construct to Run Batch Jobs on a Cron using Lambda."""
-
     def __init__(
         self,
         scope: core.Construct,
@@ -20,32 +18,30 @@ def __init__(
         timeout: int = 10,
         **kwargs,
     ) -> None:
+        if "code_file" not in kwargs:
+            jobdef = job.job.ref
+            env_str = aws_env(env)
+            code_str = f"""
+                import boto3
+                import json
+                batch_client = boto3.client('batch')
 
-        jobdef = job.job.ref
-
-        env_str = aws_env(env)
-
-        code_str = f"""
-            import boto3
-            import json
-            batch_client = boto3.client('batch')
-
-            def handler(event, context):
-                print(event)
-                print({env_str})
-                response = batch_client.submit_job(
-                    jobName="{id}-job",
-                    jobQueue="{queue}",
-                    jobDefinition="{jobdef}",
-                    containerOverrides={{
-                        'environment': {env_str}
-                    }}
-                )
-                print(response)
-                return response
-            """
-        code_str = align(code_str)
-        self.code = aws_lambda.InlineCode(code=code_str)
+                def handler(event, context):
+                    print(event)
+                    print({env_str})
+                    response = batch_client.submit_job(
+                        jobName="{id}-job",
+                        jobQueue="{queue}",
+                        jobDefinition="{jobdef}",
+                        containerOverrides={{
+                            'environment': {env_str}
+                        }}
+                    )
+                    print(response)
+                    return response
+                """
+            code_str = align(code_str)
+            self.code = aws_lambda.InlineCode(code=code_str)
 
         super().__init__(scope, id, **kwargs)