diff --git a/sgpt/app.py b/sgpt/app.py
index 7201a6cb..0216116d 100644
--- a/sgpt/app.py
+++ b/sgpt/app.py
@@ -35,7 +35,7 @@ def main(
         help="Large language model to use.",
     ),
     temperature: float = typer.Option(
-        0.0,
+        cfg.get("DEFAULT_TEMPERATURE", 0.0),
         min=0.0,
         max=2.0,
         help="Randomness of generated output.",
diff --git a/sgpt/config.py b/sgpt/config.py
index bc083733..704e4756 100644
--- a/sgpt/config.py
+++ b/sgpt/config.py
@@ -23,6 +23,7 @@
     "CACHE_LENGTH": int(os.getenv("CHAT_CACHE_LENGTH", "100")),
     "REQUEST_TIMEOUT": int(os.getenv("REQUEST_TIMEOUT", "60")),
     "DEFAULT_MODEL": os.getenv("DEFAULT_MODEL", "gpt-4o"),
+    "DEFAULT_TEMPERATURE": os.getenv("DEFAULT_TEMPERATURE", 0.0),
     "DEFAULT_COLOR": os.getenv("DEFAULT_COLOR", "magenta"),
     "ROLE_STORAGE_PATH": os.getenv("ROLE_STORAGE_PATH", str(ROLE_STORAGE_PATH)),
     "DEFAULT_EXECUTE_SHELL_CMD": os.getenv("DEFAULT_EXECUTE_SHELL_CMD", "false"),