5 day forecast

The table below shows a summary of the air pollution forecast for up to 5 days ahead. Air pollution forecasts are produced by the Met Office and you can find more detailed forecast information for England on the Defra UK-AIR website.

photo of airplane and trucks
Local Authority Sun 6th Jul Mon 7th Jul Tue 8th Jul Wed 9th Jul Thu 10th Jul
Hillingdon
Low
3
Low
3
Low
3
Low
3
Moderate
4
Hounslow
Low
3
Low
3
Low
3
Low
3
Moderate
4
Slough
Low
2
Low
3
Low
3
Low
3
Moderate
4
Spelthorne
Low
3
Low
3
Low
3
Low
3
Moderate
4
Last updated 06/07/2025 06:00
Daily Air Quality Index (More Info)
Low Medium High Very High
1 2 3 4 5 6 7 8 9 10