University of Worcester's pollen forecast and fungal spore forecast for the UK.
Weekly pollen and fungal spore forecast summary
Forecast to 13th June 2025: Pollen: Grass & nettle pollen at high risk; Spores: Moderate to high. Please note that this forecast is now only for the West Midlands Region, although similar patterns are likely across many UK regions.
Grass Pollen Count - High
Grass pollen will be at high risk during warm, dry weather, with the worst risk in the first half of the morning and from around 4.00 pm in the afternoon until mid-evening on dry, sunny days.
Tree Pollen Count - Low
Tree pollen is now very low risk.
Fungal Spore Levels - High
Cladosporium at a moderate to high risk during warm, dry weather. Any rain or showers will allow Leptosphaeria and allies to increase temporarily. Other spore types will be generally low.
Weed Pollen Count - High
Nettles and plantain are the current weed pollen allergens, emitted during warm, dry weather.
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