---
title: "Returns Historical Climate Normals (Averages) - Given a lat/lon."
method: GET
path: "/normals"
tags: ["Climate Normals (Averages)"]
---

# Returns Historical Climate Normals (Averages) - Given a lat/lon.

`GET /normals`

Returns Historical Climate Normals (Averages) - Given a lat, and lon. See https://www.weatherbit.io/api for API specific rate limits.

## Query parameters

- `lat` number, double, required
- `lon` number, double, required
- `start_day` string, string, required
- `end_day` string, string, required
- `tp` 'daily' | 'hourly' | 'monthly', string
- `units` 'S' | 'I' | 'M', string
- `series_year` '2010' | '2020', string
- `key` string, string, required

## Response `200`

An Normals Data Object.

- Normals
  - `lat` number — Latitude
  - `lon` number — Longitude
  - `timezone` string — Local IANA time zone
  - `sources` string[] — List of data sources used in response
  - `data` NormalsObj[]
    - `day` number, nullable — Day number
    - `month` number — Month number
    - `hour` number, nullable — Hour number
    - `temp` number — Average temperature
    - `dewpt` number — Average dew point
    - `max_temp` number — Maximum temperature
    - `min_temp` number — Minimum temperature
    - `max_wind_spd` number — Maximum 10m wind speed
    - `min_wind_spd` number — Minimum 10m wind speed
    - `wind_spd` number — Average 10m wind speed
    - `wind_dir` number — Average 10m wind direction - Degrees clockwise from 0 = North
    - `precip` number — Average Liquid equivalent precipitation - Default (mm)
    - `snow` number — Average Snowfall - Default (mm)

## Other responses

- `204` — No Data Found
- `400` — Client Error
- `403` — Unauthorized/No Access for current plan level
- `429` — Daily or Velocity limit exceeded
- `500` — Internal Server Error

---

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