diff --git a/src/ApiHandler.php b/src/ApiHandler.php
index 64a613c..e34307d 100644
--- a/src/ApiHandler.php
+++ b/src/ApiHandler.php
@@ -49,7 +49,9 @@ class ApiHandler implements ApiHandlerInterface
 
             if (! empty($json['forecast']) ) {
                 foreach($json['forecast'] as &$forecast) {
-                    $forecast['date'] = $this->adjustTimezone($forecast['date']);
+                    if ($forecast['date'] ?? false) {
+                        $forecast['date'] = $this->adjustTimezone($forecast['date']);
+                    }
                 }
 
                 if ($attribute instanceof Collection) {
@@ -79,4 +81,4 @@ class ApiHandler implements ApiHandlerInterface
     {
         return new \DateTime("@" . strtotime($datetime))->format('Y-m-d H:i:s');
     }
-}
\ No newline at end of file
+}