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Weather Underground logo

Weather Underground

Crowdsourced hyperlocal weather from personal stations

As of 30 August 2026, Weather Underground is free to use. Weather Underground leverages the world's largest network of personal weather stations to provide hyperlocal weather data. Softwr lists it under Weather. Weather Underground is made by The Weather Company (IBM), launched in 1995, available on Web.

Overview

What Weather Underground does

Weather Underground leverages the world's largest network of personal weather stations to provide hyperlocal weather data. With over 250,000 stations globally, it offers neighborhood-level accuracy and rich historical weather data for enthusiasts and researchers.

What people use it for

  • Professional Work
  • Content Creation

The honest half

Where it falls short

Concrete and checkable, so you can decide whether any of them matter to you. This is the half of a review a vendor will not write about Weather Underground.

  • Free public API discontinued as of December 31, 2018 with no new developer accounts accepted
  • Previous enterprise pricing was expensive at $150/month for Cumulus Drizzle plan
  • No longer competitive for developers needing reliable weather API access
  • Service is in wind-down phase with limited future development

Cross-shopped

What people choose instead of Weather Underground

Each pairing was judged by two reviewers asking whether a buyer would genuinely weigh the two against each other. The ones that failed were deleted rather than published.

  • Weather Underground logo
    Weather Underground
    vs
    AccuWeather logo
    AccuWeather

    AccuWeather: Established weather API with free tier offering 500 API calls per day, paid plans starting at $2/month, and global current conditions, forecasts, and historical data.

  • Weather Underground logo
    Weather Underground
    vs
    Aeris Weather logo
    Aeris Weather

    Aeris Weather: Comprehensive weather API with advanced geospatial querying, free developer tier, and supports multiple formats including GeoJSON and JSON-LD.

  • Weather Underground logo
    Weather Underground
    vs
    Baron Weather logo
    Baron Weather

    Baron Weather: Specialized weather API offering 3000+ weather parameters and 200+ products including current, forecast, and historical data with aviation weather focus.

  • Weather Underground logo
    Weather Underground
    vs
    IQAir logo
    IQAir

    IQAir: Real-time air quality data API with hyperlocal environmental monitoring capabilities and accessible pricing for developers.

Pricing

What Weather Underground costs

Taken from the vendor's own pricing page. Prices move, so check before you buy.

Free

Free

  • PWS data access
  • Forecasts
  • Historical data

Ad-Free

$1.99 /mo

  • No advertisements
  • Premium features

Capabilities

Features

  • Personal weather stations

  • Hyperlocal data

  • Historical records

  • Webcams

  • Community forums

  • PWS networks

    Integration with PWS networks

  • Smart home

    Integration with Smart home

  • APIs

    Integration with APIs

  • Web support

    Available on web

  • Ios support

    Available on ios

  • Android support

    Available on android

Answered, with sources

Questions people ask

Each answer names the page it came from, so you can check it rather than take our word for it.

What happened to the Weather Underground API?

The free public API was discontinued on December 31, 2018, after IBM acquired The Weather Company. The service is now in a wind-down phase with no new developer accounts accepted.

Source
Can I still use Weather Underground's data?

Free API keys are still available for Personal Weather Station (PWS) owners who upload data to the network. General developers need to migrate to alternative weather API providers.

Source
What was the pricing for Weather Underground's Cumulus plans?

The Cumulus Drizzle plan cost $150/month, which many developers found prohibitively expensive for weather data compared to modern alternatives.

Source
Does Weather Underground still offer a consumer-facing service?

Yes. The consumer website continues to provide weather forecasts, news, alerts, and access to personal weather station data through the PWS network.

Source

Behind it

Who makes Weather Underground

Company
The Weather Company (IBM)
Based in
San Francisco, California
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Softwr does not host reviews and shows no star rating for Weather Underground, because a rating we did not collect is not ours to publish. What is here is the pricing and platform detail from the vendor’s own pages, limitations we could state concretely, and alternatives a reviewer confirmed people weigh against it. Tell us if any of it is wrong.

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