We supply and produce the pollen forecast for the UK in conjunction with the Met Office.

Weekly pollen forecast and summary

Forecast for 29th May to Friday 5th June 2020: Pollen: risk increasing to very high for grasses. Spores: low to moderate. 

Grass Pollen Count -  Very High


Grass pollen risk will increase during this forecast period, rising to very high in southern and central regions and rising from moderate to high in other regions and N.Ireland as the week progresses. New regional pollen calendars are now available on our website

Tree Pollen Count - Low

Tree pollen in terminal decline, just a little oak pollen still airborne.  

Fungal Spore Levels - Moderate

spore-yellow-pollen-forecast.jpg (100×125)

Cladosporium will rise to moderate levels, there will be some epiccocum airborne too. A little Alternaria will be airborne but at mainly low risk. Visit our fungal spore webpage for more info.

Weed Pollen Count - Moderate

The weed pollen risk will rise to moderate this week. The main types airborne are plantain, dock and nettle.

Further Information

For more information about this service please contact Dr Beverley Adams-Groom on 01905 855411 or via email.

Pollen forecasts are available on a regional basis to cover the whole of the UK including Northern Ireland and the Republic of Ireland. They can also be provided in detail for individual regions.

Daily pollen and spore forecasts are issued from mid-March to early October

Daily pollen forecasts are featured in newspapers, on radio, on television and various web pages.

All the forecasts are based on information from the quality controlled data produced by the National Pollen Monitoring Network, combined with the information from weather forecasts, local vegetation and typography types and information about biological factors and the weather in the preseason period that influences the pollen count.

Science at Worcester

If you are interested in the science behind the pollen forecast, you may be interested in our science degrees. We also offer tours of our Pollen Labs as part of our Open Days.