---
title: interpolate.linear() function
description: >
  The `interpolate.linear` function inserts rows at regular intervals using
  **linear interpolation** to determine values for inserted rows.
menu:
  influxdb_cloud_ref:
    name: interpolate.linear
    parent: Interpolate
weight: 301
introduced: 0.87.0
list_query_example: interpolate_linear
---

{{< duplicate-oss >}}