Pollen Season 101: Your Spring Allergy Calendar | Weather.com

Pollen Season 101: Your Spring Allergy Calendar

June 19, 2025

Updated: June 19, 2025, 12:00 pm EDTPublished: June 19, 2025, 12:00 pm EDT

From tree pollen in early spring to grass and ragweed later in the season, knowing when allergens peak - and the best times to avoid them - can help you breathe easier and keep symptoms at bay.

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