Hanging Rock pollen forecast - today, tomorrow and the week ahead
Pollen Today
Today (16 September) pollen in Hanging Rock is high; eucalyptus is high; cypress is low.
Pollen Tomorrow
Tomorrow (17 September 2026) eucalyptus remains high, cypress increasing, acacia at moderate levels.
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) | None | 0/100 |
| Cypress (Cupressaceae) | Low | 8/100 |
| Eucalyptus (Myrtaceae) | High | 61/100 |
| Grass (Poaceae) | None | 0/100 |
Tomorrow - 17 September
| Pollen species | Level | Value | 7-Day Trend |
|---|---|---|---|
| Acacia (Acacia) | Moderate | 32/100 | |
| Cypress (Cupressaceae) | Moderate | 41/100 | |
| Eucalyptus (Myrtaceae) | High | 70/100 | |
| Grass (Poaceae) | None | 0/100 |
Local Environmental Conditions
River oak grows along the bank here, releasing fine wind-borne pollen typical of casuarina species; this sits within the neighborhood's edge. Here, just outside the immediate area, tree cover made up mostly of eucalypt and wattle, wattle in particular a well-known seasonal trigger. A green space of mown lawn and planted plane trees, both feeding into local pollen counts, within the neighborhood.
River oak near the water opens the pollen calendar early, climbing steadily from mid-winter into September. As spring approaches, eucalypt and wattle in the nearby woodland become the dominant source, usually hitting its highest point sometime between mid-August and mid-September. Grass pollen climbs toward a November peak, with levels staying elevated into the new year before finally easing off.
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Pollen forecast neighborhoods 2 neighborhoods
Frequently Asked Questions About Pollen in New South Wales
Is pollen high in Hanging Rock right now?
On 16 September 2026, overall pollen levels in Hanging Rock are high. Myrtle is the main contributor to airborne pollen, while cypress remain at lower levels
Will pollen levels change in Hanging Rock tomorrow?
On 17 September 2026, pollen conditions in Hanging Rock will be different from today, with acacia at moderate levels, myrtle at high levels and cypress increasing
Is pollen expected to decrease in Hanging Rock 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 Hanging Rock?
On 16 September 2026, Myrtle is the dominant pollen source in Hanging Rock. cypress are also present but at lower levels. acacia and grass are not currently active.
When is pollen season in Hanging Rock?
How often is the Hanging Rock pollen forecast updated?
The Hanging Rock pollen forecast is updated four times daily. See the timestamp below for the most recent update.
Does pollen in Hanging Rock 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 Hanging Rock 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 Hanging Rock, 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).
