Free Weather API

Open-Meteo is an open-source weather API and offers free access for non-commercial use. No API key required. Start using it now!

Accurate Weather Forecasts for Any Location

Open-Meteo partners with national weather services to bring you open data with high resolution, ranging from 1 to 11 kilometers. Our powerful APIs intelligently select the most suitable weather models for your specific location, ensuring accurate and reliable forecasts.

With our user-friendly JSON API, accessing weather data has never been easier. Whether you're developing an application or seeking weather information for personal use, our APIs provide seamless integration and deliver the data you need in a simple and accessible format.

Experience the precision and convenience of Open-Meteo's Forecast API, providing comprehensive weather information worldwide. Stay informed and make informed decisions with our reliable weather forecasts.

$ curl "https://api.open-meteo.com/v1/forecast?latitude=52.52&longitude=13.41&current_weather=true&hourly=temperature_2m,relativehumidity_2m,windspeed_10m"

"current_weather": {
	"time": "2022-01-01T15:00"
	"temperature": 2.4, "weathercode": 3,
	"windspeed": 11.9, "winddirection": 95.0,
},
"hourly": {
	"time": ["2022-07-01T00:00","2022-07-01T01:00", ...]
	"windspeed_10m": [3.16,3.02,3.3,3.14,3.2,2.95, ...],
	"temperature_2m": [13.7,13.3,12.8,12.3,11.8, ...],
	"relativehumidity_2m": [82,83,86,85,88,88,84,76, ...],
}

$ curl "https://api.open-meteo.com/v1/forecast?latitude=52.52&longitude=13.41&past_days=10&hourly=temperature_2m,relativehumidity_2m,windspeed_10m"

"hourly": {
	"time": ["2022-06-19T00:00","2022-06-19T01:00", ...]
	"windspeed_10m": [3.16,3.02,3.3,3.14,3.2,2.95, ...],
	"temperature_2m": [13.7,13.3,12.8,12.3,11.8, ...],
	"relativehumidity_2m": [82,83,86,85,88,88,84,76, ...],
}

$ curl "https://archive-api.open-meteo.com/v1/era5?latitude=52.52&longitude=13.41&start_date=2021-01-01&end_date=2021-12-31&hourly=temperature_2m"

"hourly": {
	"time": ["2022-01-01T00:00","2022-01-01T01:00", ...]
	"temperature_2m": [1.7,1.3,1.8,1.3,1.8, ...],
}

Stay up to date!

We're constantly evolving and expanding. We're dedicated to providing you with the latest features, weather variables, and data sources. If you want to stay in the loop and be the first to know about our exciting updates, we invite you to subscribe to our blog or follow us on Twitter. By doing so, you'll never miss out on the latest developments and enhancements in our services.