Belgrave Heights pollen forecast - today, tomorrow and the week ahead
Pollen Today
Today (20 September) pollen in Belgrave Heights is high; cypress and eucalyptus are high; acacia is moderate.
Pollen Tomorrow
Tomorrow (21 September 2026) cypress declining, eucalyptus declining, acacia no longer expected.
7-Day Trend
Over the next week acacia, cypress, and eucalyptus will increase; grass will remain stable.
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Pollen Risk
Today - 20 September
| Pollen species | Level | Value |
|---|---|---|
| Acacia (Acacia) | Moderate | 31/100 |
| Cypress (Cupressaceae) | High | 58/100 |
| Eucalyptus (Myrtaceae) | High | 64/100 |
| Grass (Poaceae) | None | 0/100 |
Tomorrow - 21 September
| Pollen species | Level | Value | 7-Day Trend |
|---|---|---|---|
| Acacia (Acacia) | None | 0/100 | |
| Cypress (Cupressaceae) | Low | 21/100 | |
| Eucalyptus (Myrtaceae) | Moderate | 26/100 | |
| Grass (Poaceae) | None | 0/100 |
Local Environmental Conditions
Located within easy reach, this area has a waterway lined with river oak, a wind-pollinated species and one of the more potent allergen sources along Australian creeks and rivers. Here, a short distance from here, a mix of eucalypt and wattle, wattle in particular a notorious trigger for hay fever across southern Australia.
The bank's river oak kicks off the pollen season ahead of the rest, hitting its peak before most other trees flower, around July into September. Further into late winter, the area's eucalypt and wattle stands drive the pollen count, typically the year's sharpest tree-pollen spell, centered on wattle's flowering in August and September. Grass pollen builds through spring and peaks in November, and remaining a significant allergen right through summer until it eases in February.
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Resource Hub
Pollen forecast neighborhoods 4 neighborhoods
Frequently Asked Questions About Pollen in Victoria
Is pollen high in Belgrave Heights right now?
On 20 September 2026, overall pollen levels in Belgrave Heights are high. Cypress is the main contributor to airborne pollen, while myrtle and acacia remain at lower levels
Will pollen levels change in Belgrave Heights tomorrow?
On 21 September 2026, pollen conditions in Belgrave Heights will be different from today, with cypress, myrtle continuing to decline
Is pollen expected to decrease in Belgrave Heights this week?
According to the five-day outlook, acacia, cypress, and myrtle pollen levels will increase later in the week.
Which pollen types are currently active in Belgrave Heights?
On 20 September 2026, Cypress is the dominant pollen source in Belgrave Heights. myrtle and acacia are also present but at lower levels. grass are not currently active.
When is pollen season in Belgrave Heights?
How often is the Belgrave Heights pollen forecast updated?
The Belgrave Heights pollen forecast is updated four times daily. See the timestamp below for the most recent update.
Does pollen in Belgrave Heights 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 Belgrave Heights 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 Belgrave Heights, 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).
