Oslo pollen forecast — Tusenfryd neighborhood

On 25 June 2026, overall pollen levels in Oslo are moderate. Cypress is the main contributor to airborne pollen, while grass and birch remain at lower levels

On 26 June 2026, pollen conditions in Oslo will be different from today, with cypress at medium levels, grass at medium levels

According to the five-day outlook, cypress and grass pollen levels are expected to gradually decrease, while birch pollen will increase, suggesting mixed conditions later in the week.

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

Oslo Tusenfryd features the suburban and woodland landscape south of Oslo near the Tusenfryd amusement park, where birch, pine, and spruce are the main pollen sources across this classic Norwegian boreal woodland setting. The woodland concentrates pollen under calm conditions, while birch peaks through April and May, grass peaks through June and July, and mugwort extends into September throughout this Oslo southern suburban woodland fringe.

The Oslo 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 Oslo, 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.