Global Weather Intelligence
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AG2 Data

Easily tap into the global reach and high temporal resolution of AG2 historical and forecast data APIs to address any of your weather or climate needs

Weather Data API

Curated data giving only what you need the way you need it

A Wealth of Weather Data

Obtain targeted weather data across all time continuums, historical, current, and forecast. All the data is easily accessed through our REST based API services, which are supported by a robust set of documentation, allowing you to quickly set up and retrieve the data of interest.

Discover Weather Data Fields

Historical Station and Gridded datasets

If you are looking for historical data, we have the answer. With both weather station data back to 1950, and reanalysis gridded data back to 1979, we have the data you are looking for. Reach out to us at for details about matching forecast parameters to train your models.

Surface Temperature   Surface Dewpoint Temperature   Apparent Temperature   Wind Chill Temperature   Heat Index   Surface Wet Bulb Temperature   Temperature (80m)   Dewpoint Temperature (80m)   Temperature (100m)   Dewpoint Temperature (100m)   Relative Humidity (%)   Precipitation (Prev hr)   Snow (Prev hr)   Snowfall   Specific Humidity Ratio   Surface Water Mixing   Relative Humidity (%) (80m)   Specific Humidity Ratio (80m)   Water Mixing (80m)   Relative Humidity (%) (100m)   Specific Humidity Ratio (100m)   Water Mixing (100m)   Precipitation Type   Rain (Prev hr)   Ice Pellets (Prev hr)   Freezing Rain (Prev hr)   Specific Humidity   Precipitation Rate (mm/hr)   Categorical Freezing Rain   Categorical Rain   Categorical Snow   Categorical Pellet   Snow Cover (%)   Snow Depth   Ice Cover   Ice Thickness   Surface Air Pressure   MSL Pressure   Pressure (80m)   Pressure (100m)   Wind Speed   Wind Direction (°)   Surface Wind Gust   Wind Direction (°) (80m)   Wind Speed (80m)   Wind Direction (°) (100m)   Wind Speed (100m)   Friction Velocity Surface (Mps)   Cloud Coverage (%)   Cloud Coverage (%)   Downward Solar Radiation (Wsqm)   Direct Normal Irradience (Wsqm)   Diffuse Horizontal Radiation (Wsqm)   Surface Air Density (Kgcbm)   Air Density (Kgcbm) (80m)   Air Density (Kgcbm) (100m)   Total Cloud Cover (Low %)   Total Cloud Cover (Middle %)   Total Cloud Cover (High %)   Visibility   Present Weather   Horizontal Direct Normal Irradiance Surface (Wsqm)   Potential Evapotranspiration (µ/hr)   Sea Surface Temperature   Downward Terrestial Radiation (Wsqm)   Direct Normal Infared Radiation (Wsqm)   Net Radiation (Wsqm)   Albedo (%)   Surface Geopotential Height   Surface Sensible Heat Flux (Wsqm)   Surface Latent Heat Flux (Wsqm)   Convective Available Potential Energy (J/kg)   Total Ozone Dobson Units   Planetary Boundary Layer Height (m)   Ground Heat Flux (Wsqm)   Surface Water Runoff   0-10 Liquid Soil Moisture (%)   0-10 Soil Temperature   10-40 Liquid Soil Moisture (%)   40-100 Liquid Soil Moisture (%)   10-40 Soil Temperature  

Easily Access Forecast Data For Any Point on the Planet

1-15 Day, 3-5 Week, and 1-5 Month forecasts for any global location.

Identify Climate Trends

With a suite of historical data products allows you to address climate trends and your ESG needs.

Multiple Data Formats

Data can be retrieved in JSON or CSV format, for easy ingestion directly into your models/scripts.

Learn more

Frequently Asked Questions

AG2 offers a variety of weather data that is available through different APIs, including deterministic and probabilistic forecasts interpolated from a 4 km global grid, and historical data at both stations and lat/lons.

We provide you access via an API key and a thorough set of documentation to guide you through the process. As always, we recommend a call with our sales staff to get you started and answer any questions you may have.

Data is for your internal business purposes only, and no reselling or forwarding of the data is allowed. We do, however, offer flexible options and opportunities to partner, provided there is mutual interest in other derivative solutions.

The 1-15 Day forecast data is updated on an hourly basis, providing users with the freshest data on the market. The 3-5 Week forecast is updated weekly while the 1-5 month forecast is updated monthly.

Our weather forecast data is best-in-class, as determined by ForecastWatch, an independent third party that aggregates forecasts from various public and private sources. Contact us for more information and a link to the ForecastWatch report.

"Accurate weather data is essential to our business, AG2's results are top-tier, and their customer service is consistently quick and friendly."

— Corporate Partner, Energy Management

Experience the value of our platform, APIs, and packages.

Set a demo call with our team and we’ll be in touch!
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