Hillsdale, Bayside Council Pollen Forecast - Today, Tomorrow and the Week Ahead
Pollen Today
Today (11 October) pollen in Hillsdale, Bayside Council is none.
Pollen Tomorrow
Tomorrow (12 October 2026) acacia at low levels, cypress at low levels.
7-Day Trend
Over the next week grass will increase; acacia and cypress will decrease; eucalyptus will remain stable.
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Pollen Risk
Today - 11 October
| Pollen species | Level | Value |
|---|---|---|
| Acacia (Acacia) | None | 0/100 |
| Cypress (Cupressaceae) | None | 0/100 |
| Eucalyptus (Myrtaceae) | None | 0/100 |
| Grass (Poaceae) | None | 0/100 |
Tomorrow - 12 October
| Pollen species | Level | Value | 7-Day Trend |
|---|---|---|---|
| Acacia (Acacia) | Low | 22/100 | |
| Cypress (Cupressaceae) | Low | 25/100 | |
| Eucalyptus (Myrtaceae) | None | 0/100 | |
| Grass (Poaceae) | None | 0/100 |
Local Environmental Conditions
Around 78% of the area near this part of Bayside Council is built-up land. A nearby park adds mown lawns and planted trees to the local pollen mix. The leading allergenic tree nearby is olive, with plane tree close behind. Grasses and weeds such as plantain and pellitory round out the local mix.
Tree pollen peaks in early spring, when the weather warms to around 15°C and olive and plane tree are in full flower. Grass pollen follows, peaking in mid-spring and easing off by mid-fall. Plantain and pellitory flower through much of the warmer half of the year. Mold spores join in from midsummer into early fall, when damp, warm spells let them thrive.
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Pollen forecast neighborhoods 22 neighborhoods
Frequently Asked Questions About Pollen in New South Wales
Is pollen high in Bayside Council right now?
Currently, there is no significant pollen in Bayside Council.
Will pollen levels change in Bayside Council tomorrow?
On 12 October 2026, pollen conditions in Bayside Council will be different from today, with acacia at low levels, cypress at low levels
Is pollen expected to decrease in Bayside Council this week?
According to the five-day outlook, acacia and cypress pollen levels are expected to gradually decrease, while grass pollen will increase, suggesting mixed conditions later in the week.
Which pollen types are currently active in Bayside Council?
On 11 October 2026, there are no significant pollen types in Bayside Council.
When is pollen season in Bayside Council?
How often is the Bayside Council pollen forecast updated?
The Bayside Council pollen forecast is updated four times daily. See the timestamp below for the most recent update.
Does pollen in Bayside Council 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 Bayside Council 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 Bayside Council, 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 pollen scores represent risk levels, not direct pollen measurements. Higher scores indicate higher risk.
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).
