Uruguaiana pollen forecast - today, tomorrow and the week ahead

Today (16 July) pollen in Uruguaiana is low; cypress is low. Tomorrow (17 July 2026) levels are similar. Over the following five days cypress will decrease. Forecasts are calculated by Airmine using satellites to map local vegetation and determine pollen season onset.

For long term forecasts and maps, see the Airmine app

Developed with support from the European Space Agency (ESA)’s Business Applications and Space Solutions (BASS) team

Use our Strava plugin to check your own exposure.

Uruguaiana commands the Rio Grande do Sul Campanha grassland frontier on the Uruguay River at the Argentine border, where native pampa grasses, eucalyptus, and riparian gallery forest along the Uruguay are the main pollen sources. Grass dominates the pollen season, while the subtropical climate produces a well-defined seasonal progression and the flat, open Campanha landscape allows pollen to disperse very widely throughout this western Rio Grande do Sul gaucho border city.

Today - 16 July

  • Alder (Alnus):

    None

    0/100

  • Birch (Betula):

    None

    0/100

  • Hazel (Corylus):

    None

    0/100

  • Cypress (Cupressaceae):

    Low

    4/100

  • Grass (Poaceae):

    None

    0/100

  • Willow (Salicaceae):

    None

    0/100

  • Amaranthaceae:

    None

    0/100

High pollen levels may trigger sneezing, itchy eyes, and congestion. Airmine's neighbourhood estimates use satellites to map local vegetation and a statistical prediction model, updated four times daily.

Tomorrow - 17 July

  • Alder (Alnus):

    None

    0/100

  • Birch (Betula):

    None

    0/100

  • Hazel (Corylus):

    None

    0/100

  • Cypress (Cupressaceae):

    Low

    16/100

  • Grass (Poaceae):

    None

    0/100

  • Willow (Salicaceae):

    None

    0/100

  • Amaranthaceae:

    None

    0/100

Air quality in Uruguaiana

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Frequently Asked Questions

Is pollen high in Uruguaiana right now?

On 16 July 2026, overall pollen levels in Uruguaiana are low. Cypress is the main contributor to airborne pollen

Will pollen levels change in Uruguaiana tomorrow?

On 17 July 2026, pollen conditions in Uruguaiana will be similar to today, with cypress at low levels

Is pollen expected to decrease in Uruguaiana this week?

According to the five-day outlook, cypress pollen levels are expected to gradually decrease, suggesting improving conditions later in the week.

Which pollen types are currently active in Uruguaiana?

On 16 July 2026, Cypress is the dominant pollen source in Uruguaiana. amaranthaceae and willow are not currently active.

When is pollen season in Uruguaiana?
Uruguaiana's pollen season follows the region's typical pattern, led by eucalyptus and riparian gallery forest along the Uruguay pollen, with exposure varying across the year according to local seasonal rainfall and temperature patterns.
How often is the Uruguaiana pollen forecast updated?

The Uruguaiana pollen forecast is updated four times daily. See the timestamp below for the most recent update.

Does pollen in Uruguaiana come from nearby or far away?

Studies show that most pollen exposure (often 70–90%) comes from nearby sources, such as local trees and vegetation. A good pollen forecast therefore depends on accurately representing local vegetation. Pollen can travel long distances, but this usually matters only early in the season or during specific wind events.

Are pollen levels in Uruguaiana based on measurements or forecasts?

Pollen data is often misunderstood. Most "pollen levels" are not real-time measurements, but forecasts.

Direct pollen measurements are typically delayed by 1-2 days because they require manual analysis. To show current conditions in Uruguaiana, modern forecasts combine recent measurements, weather data, and information about local vegetation.

This allows us to estimate pollen levels for today and the coming days, not just report the past.

Airmine’s atmospheric monitoring platform was developed with support from the European Space Agency (ESA)’s Business Applications and Space Solutions (BASS) team, using satellite and Earth observation technologies to improve emissions monitoring.

Want to see pollen forecasts for other cities in Brazil?

Check pollen in other popular cities:

Data provided by Airmine — Last update: 16 July 2026 at 10:33 CEST (Data is updated four times daily.)

This page provides the latest public pollen forecast for Uruguaiana.

For long term forecasts and maps, see the Airmine app

Unless explicitly made clear, the content on this site has not been paid for by external organisations and is Airmine's sole responsibility.