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Weather · head to head

Aeris Weather vs Weatherstack

Aeris Weather logo

Aeris Weather

Weather

Powerful weather API with mapping solutions

From
Free
Rated
-
Full reviewWebsite
Weatherstack logo

Weatherstack

Weather

Real-time weather API trusted by thousands

From
Free
Rated
-
Full reviewWebsite

The short version

  • Each has a real cost: Aeris Weather aerisWeather now sells as Xweather under Vaisala; Weatherstack the free tier allows 100 API calls a month, which is a demo rather than a usable allowance
  • They diverge on capability: Aeris Weather covers Weather API, Weatherstack covers Real-time weather.
  • Prices and features above were last checked on 30 August 2026.

Where they differ

Only the attributes on which Aeris Weather and Weatherstack actually diverge.

Attributes where Aeris Weather and Weatherstack differ
AttributeAeris WeatherWeatherstack
PlatformsApi, Web, MobileApi
Founded20112016

Identical on both: starting price (Free), pricing model (freemium), free tier (Yes), 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
  • Mapping SDKs
  • Mobile SDKs
  • Web support

Only in Weatherstack

  • Real-time weather
  • Historical data
  • Forecasts
  • Location lookup
  • Bulk queries
  • JSON responses
  • HTTPS

Both cover

  • REST API
  • Api support

What people use each for

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

Aeris Weather

  • Weather data and forecastingnot Weatherstack
  • Mission-critical weather-dependent decisionsnot Weatherstack
  • High-reliability weather intelligence servicesnot Weatherstack
  • Multi-industry weather data distributionnot Weatherstack

Weatherstack

  • Current weather lookups by location in an applicationnot Aeris Weather
  • Historical weather data for analysis on the paid tiersnot Aeris Weather
  • Short and medium range forecastsnot Aeris Weather
  • Bulk location queries on the higher plansnot 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

Weatherstack

  • The free tier allows 100 API calls a month, which is a demo rather than a usable allowance
  • Historical weather data starts at the Standard plan, $9.99 a month for 50,000 calls
  • Forecasting is tiered: 7 days from Professional at $49.99 a month and 14 days from Business at $99.99
  • Multi-language responses and bulk queries need Professional or above
  • Going past the monthly quota incurs overage charges rather than throttling

Pricing, plan by plan

Aeris Weather

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

Weatherstack

Free
  • FreeFree
    • 250 calls/month
    • Current weather
    • Basic data
  • Standard$9.99/month
    • 50,000 calls/month
    • Forecasts
    • Historical

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 Weatherstack if

  • You need real-time weather.
  • You want to start without paying.
  • You work on Api.
  • You also want historical data.
Weatherstack review

Questions people ask

Is Aeris Weather or Weatherstack better?
Neither clearly leads. Aeris Weather starts at Free and Weatherstack at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Aeris Weather or Weatherstack?
Aeris Weather starts at Free and Weatherstack at Free.
Does Aeris Weather or Weatherstack run on more platforms?
Aeris Weather runs on Api, Web, Mobile. Weatherstack runs on Api.
Can I use Aeris Weather for free?
Both have a free tier, so you can try either at no cost before committing.
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 Weatherstack is typically brought in for.
What can Aeris Weather do that Weatherstack cannot?
Aeris Weather covers Weather API, Interactive maps, Severe weather alerts, Tropical data. Weatherstack covers Real-time weather, Historical data, Forecasts, Location lookup. Both handle REST API, Api 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
Weatherstack: Is there a free plan for Weatherstack?

Yes, Weatherstack has a free plan that includes 100 API calls per month with real-time weather data and HTTPS encryption.

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
Weatherstack: What is the cheapest paid plan for Weatherstack?

The Standard plan costs $9.99 per month (or $8.99 monthly when billed annually) and includes 50,000 API calls per month.

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
Weatherstack: Do Weatherstack's paid plans allow overage charges beyond the monthly limit?

Yes, all paid tiers allow overage charges for API calls beyond the monthly allocation.

Source
Weatherstack: How much can I save with annual billing on Weatherstack?

Annual billing offers up to 15% savings compared to monthly payments across all paid tiers.

Source
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