Index: wp-admin/includes/class-wp-list-table.php
===================================================================
--- wp-admin/includes/class-wp-list-table.php	(revision 30241)
+++ wp-admin/includes/class-wp-list-table.php	(working copy)
@@ -481,6 +481,18 @@
 	 * @access protected
 	 */
 	protected function months_dropdown( $post_type ) {
+		/**
+		 * Filter whether to remove the 'Months' drop-down from the post list table
+		 *
+		 * @since
+		 *
+		 * @param bool              The default to include the dropdown
+		 * @param string $post_type The post type. optional to target screen for specific post type
+		 */
+		if ( true === apply_filters( ‘hide_months_dropdown', false, $post_type ) ) {
+			return;
+		}
+
 		global $wpdb, $wp_locale;
 
 		$months = $wpdb->get_results( $wpdb->prepare( "