Pollen Count in Sumy

4-Day Chart
Annual Overview

Now on iOS! 📱 Get daily pollen updates, forecasts, and alerts on your iPhone ✨.

Sumy has four distinct pollen seasons. Tree pollen starts in March. It's one of the earliest and most intense seasons. Many trees release pollen at this time.

Updated: 3/22/2026

Grass pollen season begins in May. It's usually less intense than tree pollen. But some people still feel symptoms. This season can last all summer.

Ragweed pollen season starts in August. It's often very strong. Ragweed grows in many areas around Sumy. This season can last until October.

Weed pollen season ends in October. It's usually not as intense as other seasons. The weather gets colder and pollen counts decrease. Winter comes to Sumy soon.

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 Sumy 🌾. 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	0.2	0	0	0	0	0
Feb	0	0	0	0	0	0
Mar	40.8	283.2	2	0	0	0
Apr	2.1	4770.2	17.8	0	0	0
May	0.1	208.3	99.1	0	0.1	0
Jun	0	5.4	291.9	0	0.8	0
Jul	0	0.2	172.6	85.7	0	0.1
Aug	0	0	67.8	275.4	0	472.6
Sep	0	0	17.9	2.2	0	520.9
Oct	0	0	2.9	0	0	0.5
Nov	0	0	0	0	0	0
Dec	0	0	0	0	0	0

Disclaimer * The pollen count information provided for Sumy 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.