Western Ragweed Pollen
WeedsA perennial ragweed species native to North American prairies and grasslands. Equally allergenic to common ragweed.
Season
August to October
Peak
September
In a typical year, Western Ragweed Pollen season runs August to October, peaking around September.
Where is Western Ragweed Pollen highest today?
Live ranking across the cities we track, from today's forecast. Updated daily.
| Locations | Level | Count |
|---|---|---|
| Sarajevo · Bosnia and Herzegovina | X.HI | 296 grains/m³ |
| Lyon · France | X.HI | 286 grains/m³ |
| Tirana · Albania | X.HI | 250 grains/m³ |
| Nicosia · Cyprus | X.HI | 226 grains/m³ |
| Skopje · North Macedonia | X.HI | 213 grains/m³ |
| Grenoble · France | X.HI | 212 grains/m³ |
| Geneva · Switzerland | X.HI | 194 grains/m³ |
| Faro · Portugal | X.HI | 190 grains/m³ |
| Montpellier · France | X.HI | 184 grains/m³ |
| Chișinău · Moldova | X.HI | 174 grains/m³ |