Birkenhead pollen forecast - today, tomorrow and the week ahead

On 25 June 2026, overall pollen levels in Birkenhead are high. Grass is the main contributor to airborne pollen, while cypress remain at lower levels

On 26 June 2026, pollen conditions in Birkenhead will be different from today, with cypress, grass continuing to decline

According to the five-day outlook, cypress and grass pollen levels will increase later in the week.

On 25 June 2026, Grass is the dominant pollen source in Birkenhead. cypress are also present but at lower levels. alder, birch, hazel, and willow are not currently active.

Birkenhead's pollen season opens with hazel and alder from February, slightly later than southern UK cities due to the cooler, wetter northwest climate. Birch and oak follow through April and May, with grass pollen peaking through June and July. The Mersey estuary position means onshore winds can periodically disperse pollen, while surrounding Wirral farmland contributes additional exposure. Frequent rainfall typical of the northwest provides regular interruptions throughout the season.

The Birkenhead pollen forecast is updated four times daily. See the timestamp below for the most recent update.

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.

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 Birkenhead, 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.