Visual Crossing
Weather Free key (no card)
AuthenticationFree key (no card)
Rate limit1,000 weather records per day on the free plan.
Documentation: www.visualcrossing.com ยท Checked Sep 13, 2026
About
Visual Crossing is handy because one request can cover yesterday, today, and next week. No juggling three different APIs. Its free plan is aimed at analysts and hobbyists rather than big companies. The docs include a friendly step-by-step getting-started guide.
Details
Free to start. You may need a free key, but no credit card.
Auth: Free key (no card)
Rate limit: 1,000 weather records per day on the free plan.
Verified: 2026-09-13
Best for: personal developer fun
Setup
- Register for a free Visual Crossing account to get an API key.
- Put your place and date range right in the URL. The timeline endpoint reads like a sentence.
- Add unitGroup=us for Fahrenheit and contentType=json for JSON.
- Ask for several days at once instead of one day per call to save your daily records.
Example
https://weather.visualcrossing.com/VisualCrossingWebServices/rest/services/timeline/London,UK?unitGroup=metric&key=YOUR_API_KEY&contentType=jsonUse cases
- Compare this week's weather to the same week last year
- Log daily weather next to your electricity bill to spot patterns
- Show a 15-day outlook on a dashboard