Pollen Count in Rennes

Wednesday 😩
Grass: 1305.4 g/m³
Thursday 😩
Grass: 2075.5 g/m³
Mugwort: 1.8 g/m³
Friday 😩
Grass: 2202.6 g/m³
Mugwort: 2.4 g/m³
See our chart for an hourly overview.

4-Day Chart
Annual Overview

Rennes, France has different pollen seasons. Trees release pollen in spring, usually from March to May. Grasses and weeds release pollen in late spring and summer.

Pollen counts are usually high in April and May. Trees like oak, birch, and hazel produce a lot of pollen. This makes people feel uncomfortable outside.

Grasses and weeds grow in parks and fields. They produce pollen in June and July. People who spend time outside during this period might feel unwell.

Rennes' pollen season ends in summer. By August, pollen counts are usually low. The city's parks and fields are still green, but pollen is not a big problem then.

Pollen Forecast Chart

Recommendations

When pollen counts are high, we suggest doing these things to help with allergies, especially on windy days when pollen is flying around.

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 Rennes 🌾. 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	0.7	0	0	0	0	0
Feb	23.3	0	0	0	0	0
Mar	0.5	133.1	0.5	0	0	0
Apr	0.6	130.4	24	0	0.3	0
May	0	3.4	208	0	2.2	0
Jun	0	0.2	718.5	2.2	0	0
Jul	0	0	242.3	37.7	0	0
Aug	0	0	63.9	24.6	0	1.5
Sep	0	0	5.2	22.3	0	5.3
Oct	0	0	0.4	1	0	0
Nov	0	0	0	0	0	0
Dec	0	0	0	0	0	0

Nearby Places

Disclaimer * The pollen count information provided for Rennes 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.