Today's pollen forecast for London
Low

Low-risk day for most people.

Pollen mix

Grass
Low4 grains/m3
Tree
Low0 grains/m3
Weed
Low0 grains/m3
How it travelsDampenedRain should wash some pollen out of the air, at least while it stays wet.
WindModerate12 mph wind
RainHelpful rain21.5 mm expected
TemperatureWarm19C max
What this meansLow-risk day for most people.

What to do

Low grass pollen risk today. Most people should not need extra precautions.

  • Normal outdoor plans should be fine for most people.
  • If symptoms flare, check whether tomorrow's level is rising.
  • Some breeze may carry pollen around locally, especially near parks, verges, and gardens.
  • Warmer conditions can support pollen release from plants that are already in season.
Antihistamine?Probably not, unless you are very sensitive.
Season contextGrass pollen is less typical now

5-day outlook

WednesdayModerate
GrassTreeWeed
ThursdayModerate
GrassTreeWeed
FridayModerate
GrassTreeWeed
SaturdayModerate
GrassTreeWeed
SundayModerate
GrassTreeWeed

Forecast refreshed 10 Sept 2026, 17:56 from cached local forecast data.