A new way to check your weather is now possible with an introduction of widgets in the release of iOS 14.0. We are serious about minimalism in our products and the widgets for OpenWeather app are no exception. We developed 2 widgets, so you can see all the weather info you need at a glance. Each widget acts like a window into whatever mother nature had prepared for you today.

A widget for current weather and a widget for short-term forecast

You can now personalise your iPhone Home Screen with the widgets from OpenWeather App — one widget is for current weather and the other one is for the short-term forecast…

The granularity of the UV index has been increased and it is now included into the One Call API. In case you are using the preceding API for UV index, we would encourage you to switch to the enhanced solution.

The sunlight has an ambiguous effect on the human body. While supplying us with the vitamin D, responsible for bone health and proper functioning of neuromuscular and immune systems, an excessive exposure to ultraviolet rays can cause harm depending on your skin type. Whenever the UV index reaches 3 or above, a protection for skin and eyes is recommended.


In OpenWeather we have an annual tradition of drawing the results of the year. The year 2020 was not easy for all of us. The unparalleled healthcare challenge has pinpointed the fragilities of our world and OpenWeather sees its mission to make a positive change. The current crisis created a momentum where everyone can make a change towards better climate, cleaner air and sustainable future.

Products released in 2020

Last year we have improved our minute forecast technology and extended the precipitation forecast horizon up to 2 hours. …

The COVID-19 pandemic has disrupted economies, societies, and — most importantly — lives across the world. Behind the scenes, researchers have been working hard to understand SARS-CoV-2, the virus that causes COVID-19, so that effective measures can be taken to control its spread.

One of the first questions many researchers asked about the novel coronavirus was whether it is affected by weather conditions. Needless to say, we received dozens of enquiries from non-profit research groups who needed access to our world-class data. With our established policy of providing free data to students and researchers, we did not hesitate to oblige.

The Air Pollution API can facilitate the urban planning and the abatement of traffic congestion. Our quality data makes the sustainability goals achievable for your business. The Air Pollution API provides current, forecasted and short term history data on the concentration of CO; NO; NO2; O3; SO2; PM2.5; PM10 and NH3 in the air for any location around the World. It is included into all the OpenWeather subscriptions, starting with the freemium plan.

Why should we care about the air pollution?

Air Pollution, a.k.a. “The Invisible Killer” is held responsible for 7 million deaths a year, as reported by WHO (World Health Organisation). The pollutants like ozone (O3)…

Global Weather Alerts brings simplicity into working with national weather alerts on the Global scale. It streams the accumulation of current alerts into your IT system in a standardised and unified format. The full description of the alert includes such parameters as: coordinates of the area affected; alert category; urgency; start and end time etc. You don’t need to specify any location parameters. All the National Weather Alerts are delivered to you immediately upon its issue in a neat JSON packaging.

Obtain all the National Weather Alerts from a single source

December is here, which means that the hurricane season is over for the US; Indonesia is bracing up for…

The ad-free & free-to-use OpenWeather App arrives to the App Store this week. The application is here to seize the entire potential of our One Call API, the amalgamation of minute-by-minute forecast for 1 hour; hourly forecast for 2 days and daily forecast for the week, along with national weather alerts. The pinnacle of weather API’s is now brought right onto your mobile device.

A scientific yet simple approach to weather forecasting

The OpenWeather App is making calls to our One Call API to demonstrate the whole diversity of our weather data in a succinct style. …

Road Risk to aid supply chain and sustainable transportation

OpenWeather delivers Road Risk API as a humble contribution towards sustainable transportation. Enhance your short-term planning with Road Risk API by exploiting an accurate minute-by-minute forecast for 2 hours, hourly weather forecast and national alerts for five-days. The weather data is provided for any moment of time for 5 days ahead and 5 days back, covering any destination and any point along the route.

How supply chain can benefit from Road Risk API

The commercial value of an accurate weather forecast goes beyond fuel and on-road time management. Severe weather conditions can imply capacity constraints on inbound and outbound operations, which inevitably brings imbalance of supply and demand throughout…

Weather alerts is now part of the One Call API bundle

One Call API is a collection of essential meteorological data which is now enriched with national weather alerts. Make a request through One Call API and receive all your weather data in one piece, with a freemium subscription.

Weather alerts for any location

National weather alerts make it a nice addition to our One Call API, without overloading you with details. We give you all the parameters needed to obtain a general idea of the weather warning: description, time and the sender’s name, on condition that the alert was issued in English. The multilingual support for this API is coming soon.

Alerts on One Call API are easy

We have nested the…

Plan your operations with Climate Forecast 30 days API

Obtain your weather data with the Climate Forecast for 30 days API and plan your journey through the month. The fusion of know-how and a collection of historical meteodata will make the weather work for you.

It is time to focus on our health again

In the northern hemisphere the sniffle season kicks off in October, and pharma manufacturers replenish their stocks on remedies against cold and flu. Should work like a clock, right? So why did the anti-flu campaigns fail in Britain in 2011? The low temperature and humidity levels make us more susceptible to illnesses. …


OpenWeather provides historical, current and forecasted weather data via light-speed APIs.

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