Rosemeadow pollen forecast - today, tomorrow and the week ahead
Pollen Today
Today (20 September) pollen in Rosemeadow is moderate; acacia, cypress, and eucalyptus are moderate.
Pollen Tomorrow
Tomorrow (21 September 2026) acacia declining, cypress declining, eucalyptus declining.
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 | 37/100 |
| Cypress (Cupressaceae) | Moderate | 45/100 |
| Eucalyptus (Myrtaceae) | Moderate | 36/100 |
| Grass (Poaceae) | None | 0/100 |
Tomorrow - 21 September
| Pollen species | Level | Value | 7-Day Trend |
|---|---|---|---|
| Acacia (Acacia) | Low | 14/100 | |
| Cypress (Cupressaceae) | Low | 22/100 | |
| Eucalyptus (Myrtaceae) | Low | 14/100 | |
| Grass (Poaceae) | None | 0/100 |
Local Environmental Conditions
A stand of eucalypt with wattle through the understorey, wattle ranked among the region's sharpest allergens; this sits within the local area. A park whose turf grass and ornamental plane trees feed local pollen levels through spring, near this part of town. As with most local readings, actual levels can vary somewhat with short-term weather swings.
The area's eucalypt and wattle trees pollinate through late winter and early spring, reaching maximum intensity across the August-September window. Through spring, grass pollen climbs steadily toward its November peak, with the season extending well into summer before finally winding down in February. Warmer or wetter years can pull these peaks a week or two earlier or later.
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Resource Hub
Pollen forecast neighborhoods 1 neighborhood
Frequently Asked Questions About Pollen in New South Wales
Is pollen high in Rosemeadow right now?
On 20 September 2026, overall pollen levels in Rosemeadow are moderate. Myrtle is the main contributor to airborne pollen, while acacia and cypress remain at lower levels
Will pollen levels change in Rosemeadow tomorrow?
On 21 September 2026, pollen conditions in Rosemeadow will be different from today, with myrtle, acacia, cypress continuing to decline
Is pollen expected to decrease in Rosemeadow this week?
According to the five-day outlook, myrtle, acacia, and cypress pollen levels will increase later in the week.
Which pollen types are currently active in Rosemeadow?
On 20 September 2026, Myrtle is the dominant pollen source in Rosemeadow. acacia and cypress are also present but at lower levels. grass are not currently active.
When is pollen season in Rosemeadow?
How often is the Rosemeadow pollen forecast updated?
The Rosemeadow pollen forecast is updated four times daily. See the timestamp below for the most recent update.
Does pollen in Rosemeadow 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 Rosemeadow 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 Rosemeadow, 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).
