Ballan pollen forecast - today, tomorrow and the week ahead
Pollen Today
Today (16 September) pollen in Ballan is moderate; eucalyptus is moderate; acacia and cypress are low.
Pollen Tomorrow
Tomorrow (17 September 2026) acacia remains low, eucalyptus remains moderate, 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 | 10/100 |
| Cypress (Cupressaceae) | Low | 13/100 |
| Eucalyptus (Myrtaceae) | Moderate | 38/100 |
| Grass (Poaceae) | None | 0/100 |
Tomorrow - 17 September
| Pollen species | Level | Value | 7-Day Trend |
|---|---|---|---|
| Acacia (Acacia) | Low | 23/100 | |
| Cypress (Cupressaceae) | Moderate | 26/100 | |
| Eucalyptus (Myrtaceae) | Moderate | 50/100 | |
| Grass (Poaceae) | None | 0/100 |
Local Environmental Conditions
This area, in the surrounding area, has river oak lines the bank, contributing some of the season's more persistent wind-borne pollen. Located just around the area, this area has woodland where eucalypt stands alongside wattle, the latter especially aggressive as an allergen when in full flower. Located within the neighborhood, this area has a park whose turf grass and ornamental plane trees feed local pollen levels through spring.
The water-adjacent river oak is an early riser, topping out well before most other trees start releasing pollen, around July and August. As spring approaches, eucalypt and wattle in the nearby woodland become the dominant source, reaching its high point through August and into October. Grass pollen builds through spring and peaks in November, before staying elevated through the summer months into late January.
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Resource Hub
Pollen forecast neighborhoods 1 neighborhood
Sports venues in Ballan 1 sports venue
Frequently Asked Questions About Pollen in Victoria
Is pollen high in Ballan right now?
On 16 September 2026, overall pollen levels in Ballan are moderate. Myrtle is the main contributor to airborne pollen, while acacia and cypress remain at lower levels
Will pollen levels change in Ballan tomorrow?
On 17 September 2026, pollen conditions in Ballan will be different from today, with myrtle at moderate levels, acacia at low levels and cypress increasing
Is pollen expected to decrease in Ballan this week?
According to the five-day outlook, myrtle, acacia, and cypress pollen levels are expected to gradually decrease, suggesting improving conditions later in the week.
Which pollen types are currently active in Ballan?
On 16 September 2026, Myrtle is the dominant pollen source in Ballan. acacia and cypress are also present but at lower levels. grass are not currently active.
When is pollen season in Ballan?
How often is the Ballan pollen forecast updated?
The Ballan pollen forecast is updated four times daily. See the timestamp below for the most recent update.
Does pollen in Ballan 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 Ballan 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 Ballan, 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).
