Worst air pollution Rota, today and tomorrow

On 16 July 2026, overall air quality in Rota is fair. PM2.5 is the main pollutant at 34.5/100. Pollution peaks around 8:00 AM (NO2: 55.2/100).

On 17 July 2026, air quality conditions in Rota will be similar to today, with O3 forecast at fair at 36.8/100. Pollution peaks around 11:00 PM (NO2: 40.7/100).

Does air quality in Rota vary by season? Winter high-pressure systems tend to produce the year's worst episodes, as still air traps traffic fumes and heating smoke at ground level. Conditions tend to ease in spring, as more active weather systems bring the wind and rain needed to disperse ground-level pollution. Summer heat and intense sunlight drive photochemical ozone production, which can push afternoon air quality readings higher despite reduced winter-style pollution sources. Conditions generally improve through autumn as cooling temperatures reduce ozone formation and returning rains help disperse remaining pollutants. The south's long, hot summers and occasional calima dust events from across the Strait tend to intensify the usual seasonal swings.

It is forecasts derived by downscaling forecasts provided by EU’s Copernicus Atmosphere Monitoring Service (CAMS) by taking into account local conditions such as traffic patterns. CAMS bases its forecast on satellite measurements of particles and chemical compounds in the atmosphere. Airmine’s services were developed with support from the European Space Agency (ESA)’s Business Applications and Space Solutions (BASS) team.