Brandwave

OpenWeather vs WeatherAPI:Which is more popular by branded search?

In August 2026, OpenWeather and WeatherAPI were level on Share of Search among weather APIs worldwide, with an estimated 27.1K branded searches each, at 0.36% estimated Share of Search each. These are worldwide searches for English-language branded terms.

Share of Search among weather APIs worldwide in August 2026Which is more popular in search, OpenWeather or WeatherAPI?
OpenWeather0.36%27.1K searches
vs
WeatherAPI0.36%27.1K searches
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Which is more popular in search, OpenWeather or WeatherAPI?

Compare the APIs developers add weather data with. Branded searches tell you how often people look for a brand by name or related terms. Comparing these searches across competitors helps you see how popular each brand is over time.

OpenWeather and WeatherAPI among weather APIs worldwide, by month

Share of Search by month for OpenWeather, WeatherAPI. The figures are in the table below the chart.

View monthly share of search table
MonthAccuWeatherOpenWeatherWeatherAPITomorrow.ioVisual Crossing
Oct 202598.8%0.44%0.65%0.05%0.04%
Nov 202598.5%0.53%0.8%0.07%0.06%
Dec 202598.9%0.44%0.54%0.06%0.04%
Jan 202699.2%0.29%0.44%0.04%0.03%
Feb 202698.7%0.53%0.65%0.11%0.05%
Mar 202698.7%0.53%0.65%0.07%0.05%
Apr 202698.8%0.53%0.53%0.06%0.05%
May 202699%0.44%0.44%0.06%0.03%
Jun 202699.1%0.36%0.44%0.05%0.03%
Jul 202699.1%0.36%0.44%0.04%0.03%
Aug 202699.2%0.36%0.36%0.04%0.03%
Sep 2026—————

How has the OpenWeather and WeatherAPI comparison changed over the last 12 months?

  • OpenWeather was ahead of WeatherAPI in every measured month of the 11 months ending August 2026.
  • Across the 11 months ending August 2026, OpenWeather’s estimated Share of Search among weather APIs worldwide moved from 0.44% to 0.36%, and its estimated monthly branded searches held steady at 27.1K.
  • Across the 11 months ending August 2026, WeatherAPI’s estimated Share of Search among weather APIs worldwide moved from 0.65% to 0.36%, and its estimated monthly branded searches moved from 40.5K to 27.1K.

How did search popularity change for weather APIs worldwide in August 2026?

  1. In August 2026, OpenWeather rose from 3rd to 2nd among weather APIs worldwide.

  2. In August 2026, WeatherAPI fell from 2nd to 3rd among weather APIs worldwide.

How each brand is measured

Brandwave collects information about searches that people make online using OpenWeather’s and WeatherAPI’s names. When viewed over time, estimated search volumes for these branded terms can be used to understand whether interest in the brands is growing, holding steady, or fading.

OpenWeather

1 branded search term

  • openweather

WeatherAPI

1 branded search term

  • weatherapi

How the Brand Demand Index is measured

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