Pollen Count in Manchester
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Trees release pollen in spring. In Manchester, this starts in late March and ends in early May. Birch, oak, and hazel trees are the main culprits.
Updated: 2/25/2026
Grass pollen peaks in summer. June and July are the worst months. This is when most people in Manchester suffer from pollen allergies.
Weed pollen appears in late summer. It lasts from August to September. Ragweed and sorrel are common weeds that release pollen.
Pollen counts are highest on warm, sunny days. Rainy days are better, as rain washes pollen away. Stay indoors on windy days to avoid pollen.
Pollen Forecast Chart
Recommendations
When pollen concentrations reach a peak, we suggest these simple steps to help with hay fever. These tips are extra important on windy days when plants are in peak anthesis (the time when they release the most pollen).
- Wear masks if necessary
- Shower after going out
- Wear sunglasses if windy
- Close windows and doors
- Use an indoor air purifier
- Avoid wearing woolen clothes outside
- Limit outdoor activities
Annual Pollen Overview
Check out this month-by-month overview of the daily average pollen count in Manchester 🌾. This data is based on previous years and serves as a guideline to help you understand when different pollen seasons typically occur in your city.
| Alder | Birch | Grass | Mugwort | Olive | Ragweed | |
|---|---|---|---|---|---|---|
| Jan | 0 | 0 | 0 | 0 | 0 | 0 |
| Feb | 2.9 | 0 | 0 | 0 | 0 | 0 |
| Mar | 80.6 | 51.2 | 0 | 0 | 0 | 0 |
| Apr | 22.2 | 1023 | 1.3 | 0 | 0 | 0 |
| May | 0.1 | 54 | 48 | 0 | 0.1 | 0 |
| Jun | 0 | 0 | 646.1 | 62.3 | 0 | 0 |
| Jul | 0 | 0.1 | 284.3 | 523.6 | 0 | 0 |
| Aug | 0 | 0 | 53.5 | 124.6 | 0 | 0.1 |
| Sep | 0 | 0 | 2.1 | 1.1 | 0 | 0.5 |
| Oct | 0 | 0 | 0 | 0 | 0 | 0 |
| Nov | 0 | 0 | 0 | 0 | 0 | 0 |
| Dec | 0 | 0 | 0 | 0 | 0 | 0 |