Index: src/wp-admin/includes/class-wp-list-table.php
===================================================================
--- src/wp-admin/includes/class-wp-list-table.php	(revision 31366)
+++ src/wp-admin/includes/class-wp-list-table.php	(working copy)
@@ -509,6 +509,18 @@
 	protected function months_dropdown( $post_type ) {
 		global $wpdb, $wp_locale;
 
+		/**
+		 * Filter whether to remove the 'Months' drop-down from the post list table.
+		 *
+		 * @since 4.2.0
+		 *
+		 * @param bool   $disable   Whether to disable the drop-down. Default false.
+		 * @param string $post_type The post type.
+		 */
+		if ( apply_filters( 'disable_months_dropdown', false, $post_type ) ) {
+			return;
+		}
+
 		$months = $wpdb->get_results( $wpdb->prepare( "
 			SELECT DISTINCT YEAR( post_date ) AS year, MONTH( post_date ) AS month
 			FROM $wpdb->posts