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Weather · head to head

Aeris Weather vs WSI (The Weather Company)

Aeris Weather logo

Aeris Weather

Weather

Powerful weather API with mapping solutions

From
Free
Rated
-
Full reviewWebsite
WSI (The Weather Company) logo

WSI (The Weather Company)

Weather

Professional weather solutions for business operations

From
On request
Rated
-
Full reviewWebsite

The short version

  • Only Aeris Weather has a free tier, so it costs nothing to try first.
  • Each has a real cost: Aeris Weather aerisWeather now sells as Xweather under Vaisala; WSI (The Weather Company) the Weather Company (which acquired WSI) states on its own site that it no longer owns The Weather Channel TV network, a separate entity from its data/API business (Internet Archive capture, 6 May 2021)
  • They diverge on capability: Aeris Weather covers Weather API, WSI (The Weather Company) covers Aviation weather.
  • Prices and features above were last checked on 30 August 2026.

Where they differ

Only the attributes on which Aeris Weather and WSI (The Weather Company) actually diverge.

Attributes where Aeris Weather and WSI (The Weather Company) differ
AttributeAeris WeatherWSI (The Weather Company)
Starting priceFreeOn request
Pricing modelfreemiumquote
Free tierYesNo
PlatformsApi, Web, MobileWeb, Api, Enterprise
Founded20111978

Identical on both: user rating (Not yet rated), category (Weather).

What each one covers

Drawn from each product's published feature list. An absence here means we hold no record of it - not that the product lacks it.

Only in Aeris Weather

  • Weather API
  • Interactive maps
  • Severe weather alerts
  • Tropical data
  • Historical records
  • REST API
  • Mapping SDKs
  • Mobile SDKs

Only in WSI (The Weather Company)

  • Aviation weather
  • Energy forecasting
  • Media solutions
  • Insurance analytics
  • Precision forecasts
  • Enterprise systems
  • Aviation networks
  • Trading platforms

Both cover

  • Api support
  • Web support

What people use each for

The jobs each tool is most often brought in to do.

Aeris Weather

  • Weather data and forecastingnot WSI (The Weather Company)
  • Mission-critical weather-dependent decisionsnot WSI (The Weather Company)
  • High-reliability weather intelligence servicesnot WSI (The Weather Company)
  • Multi-industry weather data distributionnot WSI (The Weather Company)

WSI (The Weather Company)

  • Professional Worknot Aeris Weather
  • Content Creationnot Aeris Weather

Where each one falls short

Documented limitations, not opinions. Every one is a constraint you would hit in normal use.

Aeris Weather

  • AerisWeather now sells as Xweather under Vaisala
  • The free Developer tier is capped at 15,000 API accesses per month and the service pauses once the limit is reached
  • The Developer tier gets community support only
  • The self-serve paid subscription is EUR 300 per month for 1,000,000 accesses per month
  • Anything beyond 1,000,000 accesses per month requires contacting sales for a custom arrangement
  • Dedicated support and custom SLA guarantees are enterprise only
  • Free tier usage resets on the account creation date rather than the calendar month

WSI (The Weather Company)

  • The Weather Company (which acquired WSI) states on its own site that it no longer owns The Weather Channel TV network, a separate entity from its data/API business (Internet Archive capture, 6 May 2021)

Pricing, plan by plan

Aeris Weather

Free
  • DeveloperFree
    • 1,000 calls/day
    • Basic data
    • Maps
  • Professional$100/month
    • Unlimited calls
    • All data
    • Premium support

WSI (The Weather Company)

On request
  • EnterpriseFree
    • Industry solutions
    • API access
    • Custom analytics

Which should you pick?

Choose Aeris Weather if

  • You need weather api.
  • You want to start without paying.
  • You work on Api, Web, Mobile.
  • You also want interactive maps.
Aeris Weather review

Choose WSI (The Weather Company) if

  • You need aviation weather.
  • You work on Web, Api, Enterprise.
  • You also want energy forecasting.
WSI (The Weather Company) review

Questions people ask

Is Aeris Weather or WSI (The Weather Company) better?
Neither clearly leads. Aeris Weather starts at Free and WSI (The Weather Company) at On request, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Aeris Weather or WSI (The Weather Company)?
Aeris Weather has a free tier; the other does not. Paid plans start at Free for Aeris Weather and On request for WSI (The Weather Company).
Does Aeris Weather or WSI (The Weather Company) run on more platforms?
Aeris Weather runs on Api, Web, Mobile. WSI (The Weather Company) runs on Web, Api, Enterprise.
Can I use Aeris Weather for free?
Yes. Aeris Weather has a free tier, so you can try it without paying. WSI (The Weather Company) starts at On request.
What is Aeris Weather best used for?
Aeris Weather is most often used for weather data and forecasting, mission-critical weather-dependent decisions, high-reliability weather intelligence services, multi-industry weather data distribution. Of those, weather data and forecasting and mission-critical weather-dependent decisions are not what WSI (The Weather Company) is typically brought in for.
What can Aeris Weather do that WSI (The Weather Company) cannot?
Aeris Weather covers Weather API, Interactive maps, Severe weather alerts, Tropical data. WSI (The Weather Company) covers Aviation weather, Energy forecasting, Media solutions, Insurance analytics. Both handle Api support, Web support.

Answered from the vendors’ own pages

Aeris Weather: How is Xweather pricing structured?

Xweather offers custom pricing for its software products and weather API. Pricing reflects deployment scale, data complexity, reliability requirements, and service scope. Contact Xweather for a personalized quote tailored to your needs.

Source
WSI (The Weather Company): What does the Weather Company API free trial include?

The free trial lasts 30 days and includes 50,000 API calls per day at a rate of 100 calls per minute. This is limited to enterprise customers only.

Source
Aeris Weather: Does Xweather offer a pay-as-you-go weather API?

Yes. Xweather provides a free weather API key with pay-as-you-go pricing available. Specific rates and API tier details are available at the Xweather API signup portal or by contacting the sales team.

Source
WSI (The Weather Company): What is the pricing for standard Weather Company API access?

The Standard Plan costs $500 USD per month, billed annually, and includes 1 million API calls per month with access to current conditions, forecasts, lifestyle indices, alerts, and weather imagery.

Source
Aeris Weather: What products does Xweather offer pricing for?

Xweather's software products include Protect, Optimize, Observe, Horizon, RoadAI, WeatherDesk, and Powerup. Individual pricing for each product is determined by your deployment requirements and service agreements. Contact Xweather to discuss subscriptions, tiers, SLAs, and specific pricing.

Source
WSI (The Weather Company): Do airlines get special pricing on Weather Company APIs?

Yes, major airlines are required to enroll in a custom Enterprise plan with pricing determined by agreement rather than the standard pricing tiers.

Source
WSI (The Weather Company): Are extra weather features like historical records available, and how much do they cost?

Extra features including probabilistic forecasts, lightning data, and historical records are available, but require contacting sales for custom pricing. Dedicated account management is also offered as an optional add-on.

Source
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