Pollen Count in Machecoul

4-Day Chart
Annual Overview

Trees in Machecoul start to produce pollen in February. This is the start of tree pollen season. It usually lasts until April. Trees like oak and birch are big pollen producers.

Updated: 2/11/2026

In May, grasses start to grow and produce pollen. This is the start of grass pollen season. It usually lasts until July. Different types of grasses produce pollen at different times.

Weeds like nettles and sorrels start to produce pollen in July. This is the start of weed pollen season. It usually lasts until September. Some weeds produce a lot of pollen.

Pollen seasons can be different from year to year. The weather can affect how much pollen is in the air. Rain can wash pollen away, while wind can spread it around.

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 Machecoul 🌾. 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	37.4	0	0	0	0	0
Mar	101	149.3	4.2	0	0	0
Apr	4.4	458.9	60.2	0	0.2	0
May	0.5	18.3	577.7	0	7.2	0
Jun	0	0	1181	0.1	0.5	0
Jul	0	0	430.8	8.8	0	0
Aug	0	0	118	12.9	0	1.7
Sep	0	0	10.5	6.5	0	0.5
Oct	0	0	1.7	0.9	0	0
Nov	0	0	0	0.2	0	0
Dec	0	0	0	0	0	0

Nearby Places

Disclaimer * The pollen count information provided for Machecoul is for educational purposes only, sourced from the CAMS European air quality database. We cannot guarantee its accuracy or reliability. This information is not a substitute for professional medical advice. Consult a qualified healthcare provider for medical concerns. We are not medical professionals.