Today's pollen forecast for London
Moderate

No need to avoid the day for most people.

Pollen mix

Grass
Moderate11 grains/m3
Tree
Low0 grains/m3
Weed
Low2 grains/m3
How it travelsDampenedRain should wash some pollen out of the air, at least while it stays wet.
WindBreezy16 mph, gusts 32 mph
RainHelpful rain4.8 mm expected
TemperatureWarm19C max
What this meansNo need to avoid the day for most people.

What to do

Moderate grass pollen risk today. Be prepared if this is one of your known triggers.

  • Keep an eye on symptoms before longer outdoor plans.
  • Close bedroom windows later if symptoms tend to build up overnight.
  • Wind is likely to move pollen around more than usual, so symptoms can show up away from obvious green spaces.
  • Warmer conditions can support pollen release from plants that are already in season.
Antihistamine?Only if this trigger usually affects you.
Season contextPeak UK grass-pollen season

5-day outlook

FridayModerate
GrassTreeWeed
SaturdayModerate
GrassTreeWeed
SundayModerate
GrassTreeWeed
MondayModerate
GrassTreeWeed
TuesdayModerate
GrassTreeWeed

Forecast refreshed 4 Jun 2026, 21:55 from cached local forecast data.