Documentation
Documentation for Weather Data, the Weather API and its uses in code, programming, data science and other applications.
How to Build a Raspberry Pi Frost Alert Using a Weather API
A Raspberry Pi, three LEDs, and a weather forecast are all you need to build a simple frost warning system.…Visual Crossing / June 15, 2026
Degree Days Weather API
Degree days are a standardized method to calculate the total heat or warmth a location has experienced. They are used…Visual Crossing / June 14, 2026
Stored Dataset API Documentation
Introduction The Stored Dataset APIs are a set of RESTful APIs designed to make it easy to view, modify, and…Visual Crossing / June 10, 2026
From ISD to Modern Multi-Source Historical Weather Processing
Visual Crossing historically used NOAA’s Integrated Surface Database (ISD) as an important source of global surface weather observations. ISD helped…Andrew Wigmore / June 8, 2026

What is the queryCost parameter?
The queryCost parameter can be found in the response of the Timeline Weather API. QueryCost is used to indicate how…Visual Crossing / June 8, 2026

How to Use a Weather API in JavaScript
JavaScript can retrieve weather data directly from a weather API using the built-in Fetch API available in modern browsers. In…Visual Crossing / June 5, 2026

How to manage your personal account information
To manage your personal account information like billing information, account email or tax details, please log into your account under…Bjoern Schaefer / June 3, 2026

How to cancel Visual Crossing Weather Data Subscriptions
You may cancel your subscription to Visual Crossing Weather Data at any time through the Visual Crossing Account Page. When…Visual Crossing / June 1, 2026

How to Use a Weather API in Java
Java applications can retrieve historical weather, current conditions, and forecast data directly from the Visual Crossing Timeline Weather API. In…Visual Crossing / June 1, 2026

Academic, student and research discounts for weather data
Free Academic Weather Data for Students and Research Visual Crossing Weather supports students and academic research by providing a free…Visual Crossing / May 28, 2026

Requesting sub-hourly data in the Timeline Weather API
In addition to the daily and hourly resolution data that the Timeline Weather API supports, the Weather API now also…Visual Crossing / May 28, 2026

How to Load Weather Data in Go
Go applications can retrieve historical weather, current conditions, and forecasts directly from the Visual Crossing Timeline Weather API using only…Visual Crossing / May 27, 2026





