Yass pollen forecast - today, tomorrow and the week ahead
Pollen Today
Today (11 September) pollen in Yass is moderate; eucalyptus is moderate.
Pollen Tomorrow
Tomorrow (12 September 2026) eucalyptus declining.
7-Day Trend
Over the next week eucalyptus will decrease; acacia, cypress, and grass will remain stable.
Forecasts are calculated by Airmine using satellites to map local vegetation and determine pollen season onset. Airmine's estimates use satellites to map local vegetation and a statistical prediction model, updated four times daily. Developed with support from the European Space Agency (ESA) Business Applications and Space Solutions (BASS) team.
Explore Forecasts
Air Quality
Air Quality Forecast for Yass AQI today AQI tomorrowPollen for Neighborhoods
Air Quality in Other Cities
Get More in Our App
Local pollen and air quality forecasts, interactive pollen maps and route profiles
Features and forecast availability vary by region.
Pollen Risk
Today - 11 September
| Pollen species | Level | Value |
|---|---|---|
| Acacia (Acacia) | None | 0/100 |
| Cypress (Cupressaceae) | None | 0/100 |
| Eucalyptus (Myrtaceae) | Moderate | 28/100 |
| Grass (Poaceae) | None | 0/100 |
Tomorrow - 12 September
| Pollen species | Level | Value | 7-Day Trend |
|---|---|---|---|
| Acacia (Acacia) | None | 0/100 | |
| Cypress (Cupressaceae) | None | 0/100 | |
| Eucalyptus (Myrtaceae) | Low | 21/100 | |
| Grass (Poaceae) | None | 0/100 |
Local Environmental Conditions
Yass lies amid Southern Tablelands grazing country, its rolling paddocks sown to introduced pasture grasses and dotted with box-gum woodland remnants; wattle and stands of planted cypress pine and eucalypt windbreaks frame the town's rural approaches. Locally, wattle is usually the first to flower in late winter, with eucalypt blossom and pasture grasses following through spring; by mid-summer the grass pollen season has typically eased, leaving a quieter run into autumn.
Yass, on the Southern Tablelands west of Canberra, sits in open grazing country where pasture grasses dominate the pollen picture. Tree pollen from casuarina, cypress and wattle appears from August, but the main event is the ryegrass and other grass pollen season running October through December, driven by the extensive grazing land surrounding the town. Tableland elevation keeps spring mornings cool, which can delay flowering by a week or two relative to Sydney, while dry summers bring the season to a fairly firm close by January.
Get pollen & AQ on Strava
Follow your environmental exposure and performance with the free Airmine-Strava integration. See your pollen and air quality exposure for every Strava activity.
Resource Hub
Pollen forecast neighborhoods 2 neighborhoods
Sports venues in Yass 1 sports venue
Frequently Asked Questions About Pollen in New South Wales
Is pollen high in Yass right now?
On 11 September 2026, overall pollen levels in Yass are moderate. Myrtle is the main contributor to airborne pollen
Will pollen levels change in Yass tomorrow?
On 12 September 2026, pollen conditions in Yass will be different from today, with myrtle continuing to decline
Is pollen expected to decrease in Yass this week?
According to the five-day outlook, myrtle pollen levels are expected to gradually decrease, suggesting improving conditions later in the week.
Which pollen types are currently active in Yass?
On 11 September 2026, Myrtle is the dominant pollen source in Yass. acacia, cypress, and grass are not currently active.
When is pollen season in Yass?
How often is the Yass pollen forecast updated?
The Yass pollen forecast is updated four times daily. See the timestamp below for the most recent update.
Does pollen in Yass 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 Yass 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 Yass, 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.
Understanding the Scale
The 0–100 scores represent risk levels, not direct measurements of pollen or air pollutant concentrations. Higher scores indicate higher risk. Pollen and air quality use different thresholds.
Pollen
| None | 0 | No or negligible risk of exposure. Pollen exposure is expected to be minimal. |
| Low | 0-25 | Low risk of exposure. Small amounts of pollen may be present. |
| Moderate | 25-50 | Moderate risk of exposure. Pollen exposure is expected to be noticeable. |
| High | 50-75 | High risk of exposure. Elevated pollen exposure is expected. |
| Very High | 75-100 | Very high risk of exposure. Pollen exposure is expected to be at or near its highest levels. |
Get More in the Airmine Pollen app
Get 15-day pollen forecasts with morning, afternoon and evening detail, plus 5-day air quality forecasts. Explore interactive pollen risk maps, estimated pollen season start, route profiles and a symptoms diary.
Features and forecast availability vary by region. Currently covering Europe, the contiguous US, southern Canada, South Africa, Australia, Indonesia (Java & Bali), Brazil, Paraguay, Uruguay and the Buenos Aires area.
Developed with support from the European Space Agency (ESA) Business Applications and Space Solutions (BASS).
