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

Summary and Weekly Synopsis

Forecast for 20th to 26th of April : Tree pollen risk at moderate to high risk.

Tree Pollen - High


Birch pollen risk will be high during good weather across the country. Oak pollen is now in peak season in southern and central regions. Plane pollen is affecting London. The risk will decrease somewhat mid-week in poorer weather.

Grass Pollen - Low 


A few grass pollen grains are now getting airborne from one grass species: lawn grass (Poa annua) and may trigger an occasional sneeze. Generally

Fungal Spores - Low


Some penicillium/aspergillus spore types continue to give mild symptoms but for most people we are now into a low risk period for spores.

Weed Pollen - Low 


Weed pollen is likely to begin again in May.

Further Information

Further information on this service can be obtained from Beverley Adams-Groom on 01905 855411.

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 forecasts are issued from the middle of March to the end of August. 

Fungal spore forecasts are available from the University of Worcester from September to early October. Please contact Beverley on the number above for details.

Daily 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 amount of pollen produced.

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.