Weather Tools

1. Open-Meteo runs on more than half of the sites using a weather tool (73%), 5.9 times as many sites as Windy.
2. Only 4 of the 98 weather tools we track run on more than 1% of these sites.
3. Among sites launched in September, EUMETSAT rose to #8 from #17 in August.
4. Several leaders are regional: BMKG (Indonesia) and Environment Canada Weather (Canada).

#	Movement	Tool	Country	Share	Bar	Sites	90 days
1	–	Open-Meteo Open-source weather API with free tier for non-commercial use		73%		1,880
2	–	Windy Interactive weather forecast map service with embeddable wind, rain and temperature widgets.		12%		320
3	–	R RainViewer Precipitation radar and weather map data API.		5.0%		129
4	▼6	W wttr.in Open-source console-friendly weather forecast service.		1.1%		28
5	▼13	W WeatherAPI		1.0%		25
6	▲3	MET Norway Weather API Free weather forecast API published by the Norwegian Meteorological Institute.		0.9%		22
7	▲8	meteoblue Weather forecast service with embeddable weather widgets.		0.9%		22
8	▲2	Q QQ Weather		0.9%		22
9	–	Meteored Weather forecast provider behind tempo.com and theweather.com with embeddable widgets.		0.7%		17
10	▼13	W WeatherAPI.com Real-time and historical weather data REST API.		0.7%		17

Share is of the 2,573 sites using a weather tool; a site can use more than one. Arrows compare each tool's rank among sites launched in September with August. The line is its share of new sites over 90 days. Showing the top 10 of 98.

Watches, exports and the API give you every weather tool and the sites using each, from £15 a month.

Other kinds of tool most often found on the same sites, leaving out the plumbing every site has (DNS, CDN, hosting).

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