diff --git a/esphome/components/modbus/modbus.cpp b/esphome/components/modbus/modbus.cpp
index eae418ba3d..0cf57ef7aa 100644
--- a/esphome/components/modbus/modbus.cpp
+++ b/esphome/components/modbus/modbus.cpp
@@ -1241,6 +1241,11 @@ void Modbus::clear_rx_buffer_(const LogString *reason, bool warn, size_t bytes_t
     if (warn) {
       ESP_LOGW(TAG, "Clearing buffer of %zu bytes - %s %" PRIu32 "us after last send", bytes, LOG_STR_ARG(reason),
                micros() - this->last_send_);
+#if ESPHOME_LOG_LEVEL >= ESPHOME_LOG_LEVEL_VERBOSE
+      char hex_buf[format_hex_pretty_size(MODBUS_MAX_LOG_BYTES)];
+      ESP_LOGV(TAG, "  discarded: %s%s", format_hex_pretty_to(hex_buf, this->rx_buffer_.data(), bytes),
+               bytes > MODBUS_MAX_LOG_BYTES ? LOG_STR_LITERAL(" ...") : LOG_STR_LITERAL(""));
+#endif
     } else {
       ESP_LOGV(TAG, "Clearing buffer of %zu bytes - %s %" PRIu32 "us after last send", bytes, LOG_STR_ARG(reason),
                micros() - this->last_send_);