Boksburg pollen forecast - today, tomorrow and the week ahead
Pollen Today
Today (20 September) pollen in Boksburg is moderate; cypress, mulberry, and plane are moderate; eucalyptus, oak, and mugwort are low.
Pollen Tomorrow
Tomorrow (21 September 2026) cypress remains moderate, eucalyptus remains low, oak remains low, mugwort remains low, mulberry remains moderate, plane declining.
7-Day Trend
Over the next week cypress, eucalyptus, oak, mulberry, and plane will increase; mugwort will decrease; grass and nettle will remain stable.
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Pollen Risk
Today - 20 September
| Pollen species | Level | Value |
|---|---|---|
| Alder (Alnus) | None | 0/100 |
| Birch (Betula) | None | 0/100 |
| Hazel (Corylus) | None | 0/100 |
| Cypress (Cupressaceae) | Moderate | 33/100 |
| Eucalyptus (Myrtaceae) | Low | 25/100 |
| Grass (Poaceae) | None | 0/100 |
| Oak (Quercus) | Low | 15/100 |
| Willow (Salicaceae) | None | 0/100 |
| Mugwort (Artemisia) | Low | 19/100 |
| Mulberry (Morus) | Moderate | 32/100 |
| Plane (Platanus) | Moderate | 27/100 |
| Nettle (Urtica) | None | 0/100 |
Tomorrow - 21 September
| Pollen species | Level | Value | 7-Day Trend |
|---|---|---|---|
| Alder (Alnus) | None | 0/100 | — |
| Birch (Betula) | None | 0/100 | — |
| Hazel (Corylus) | None | 0/100 | — |
| Cypress (Cupressaceae) | Moderate | 31/100 | |
| Eucalyptus (Myrtaceae) | Low | 23/100 | |
| Grass (Poaceae) | None | 0/100 | |
| Oak (Quercus) | Low | 15/100 | |
| Willow (Salicaceae) | None | 0/100 | — |
| Mugwort (Artemisia) | Low | 18/100 | |
| Mulberry (Morus) | Moderate | 30/100 | |
| Plane (Platanus) | Low | 25/100 | |
| Nettle (Urtica) | None | 0/100 |
Local Environmental Conditions
Boksburg's East Rand Highveld setting features eucalyptus, acacia, and plane as the main tree pollen sources alongside Highveld grassland, with exposure varying between the limited greener residential areas and the more built-up industrial and commercial corridors. The Boksburg Lake corridor provides locally significant green space, while the surrounding Highveld grassland contributes substantial grass pollen during summer rainfall season.
Boksburg's East Rand Highveld season opens in August with eucalyptus and acacia before grass from surrounding Highveld grassland peaks strongly through November and December. The Boksburg Lake corridor contributes locally significant riparian pollen, while the dry Highveld winter suppresses most pollen and the summer rainfall pattern concentrates the main season in spring and early summer throughout this East Rand city.
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Frequently Asked Questions About Pollen in Gauteng
Is pollen high in Boksburg right now?
On 20 September 2026, overall pollen levels in Boksburg are moderate. Platanus is the main contributor to airborne pollen, while cypress, morus, myrtle, oak, and artemisia remain at lower levels
Will pollen levels change in Boksburg tomorrow?
On 21 September 2026, pollen conditions in Boksburg will be different from today, with myrtle at low levels, oak at low levels, artemisia at low levels, cypress at moderate levels, morus at moderate levels and platanus continuing to decline
Is pollen expected to decrease in Boksburg this week?
According to the five-day outlook, artemisia pollen levels are expected to gradually decrease, while myrtle, platanus, oak, cypress, and morus pollen will increase, suggesting mixed conditions later in the week.
Which pollen types are currently active in Boksburg?
On 20 September 2026, Platanus is the dominant pollen source in Boksburg. cypress, morus, myrtle, oak, and artemisia are also present but at lower levels. grass and urtica are not currently active.
When is pollen season in Boksburg?
How often is the Boksburg pollen forecast updated?
The Boksburg pollen forecast is updated four times daily. See the timestamp below for the most recent update.
Does pollen in Boksburg 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 Boksburg 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 Boksburg, 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).
