Yarra Glen pollen forecast - today, tomorrow and the week ahead
Pollen Today
Today (16 September) pollen in Yarra Glen is high; eucalyptus is high; cypress is moderate; acacia is low.
Pollen Tomorrow
Tomorrow (17 September 2026) eucalyptus remains high, acacia increasing, cypress increasing.
7-Day Trend
Over the next week acacia, cypress, and eucalyptus will decrease; grass will remain stable.
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Pollen Risk
Today - 16 September
| Pollen species | Level | Value |
|---|---|---|
| Acacia (Acacia) | Low | 19/100 |
| Cypress (Cupressaceae) | Moderate | 41/100 |
| Eucalyptus (Myrtaceae) | High | 68/100 |
| Grass (Poaceae) | None | 0/100 |
Tomorrow - 17 September
| Pollen species | Level | Value | 7-Day Trend |
|---|---|---|---|
| Acacia (Acacia) | Moderate | 32/100 | |
| Cypress (Cupressaceae) | High | 54/100 | |
| Eucalyptus (Myrtaceae) | High | 70/100 | |
| Grass (Poaceae) | None | 0/100 |
Local Environmental Conditions
Yarra Glen sits at the heart of the Yarra Valley wine region, so vineyards are the standout vegetation feature, contributing a strong grapevine flowering pulse each spring. River red gum lines the Yarra River through the valley floor, eucalypt woodland covers the surrounding hills, and grazing pasture fills the gaps between vineyard blocks. The valley's mix of viticulture and river red gum riparian forest distinguishes it from the denser mountain forest towns further up the range.
Yarra Glen, at the heart of the Yarra Valley wine region, follows the broader Melbourne-fringe temperate pattern: wattle and eucalypt from late August, grass pollen from the valley's pasture and vineyard cover country peaking in November. The valley's cooler night air and morning mist, prized by local winemakers, can also hold pollen close to the ground until the day's warmth lifts and disperses it. Vineyard cover crops mown between rows can also add a modest secondary grass source through late spring.
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Resource Hub
Pollen forecast neighborhoods 3 neighborhoods
Frequently Asked Questions About Pollen in Victoria
Is pollen high in Yarra Glen right now?
On 16 September 2026, overall pollen levels in Yarra Glen are high. Myrtle is the main contributor to airborne pollen, while cypress and acacia remain at lower levels
Will pollen levels change in Yarra Glen tomorrow?
On 17 September 2026, pollen conditions in Yarra Glen will be different from today, with myrtle at high levels and acacia, cypress increasing
Is pollen expected to decrease in Yarra Glen this week?
According to the five-day outlook, acacia, cypress, and myrtle pollen levels are expected to gradually decrease, suggesting improving conditions later in the week.
Which pollen types are currently active in Yarra Glen?
On 16 September 2026, Myrtle is the dominant pollen source in Yarra Glen. cypress and acacia are also present but at lower levels. grass are not currently active.
When is pollen season in Yarra Glen?
How often is the Yarra Glen pollen forecast updated?
The Yarra Glen pollen forecast is updated four times daily. See the timestamp below for the most recent update.
Does pollen in Yarra Glen 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 Yarra Glen 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 Yarra Glen, 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/mold exposure is expected to be minimal. |
| Low | 0-25 | Low risk of exposure. Small amounts of pollen or mold spores may be present. |
| Moderate | 25-50 | Moderate risk of exposure. Pollen/mold exposure is expected to be noticeable. |
| High | 50-75 | High risk of exposure. Elevated pollen/mold exposure is expected. |
| Very High | 75-100 | Very high risk of exposure. Pollen/mold 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).
