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Month-By-Month Pollen Allergy Guide

Ever wonder what the pollen is going to be like each month? The weather, location, and time of year determine which types of pollen are most prevalent. This quick guide can help you understand which months have the highest levels of pollen and help you plan ahead throughout the year.

POLLEN
MONTH-BY-MONTH

LOW

POLLEN LEVEL

HIGH

TRESS

GRASS

WEEDS

JANUARY

Cedar is high in South but otherwise pollen is low accross the US.

      

FEBRUARY

Tree pollen, like alder and maple, is starting to creep up everywhere.

      

MARCH

Tree pollen is dominant but weeds and grasses could start if Spring comes early.

      

APRIL

This is the height of tree pollen like pine, mulberry and willow.

      

MAY

It's a double whammy month with trees and grass being high everywhere.

      

JUNE

This is the height of grass pollen like bermuda, rye and cat.

      

JULY

Just as we get some relief from tree pollen, weed pollen starts in earnest.

      

AUGUST

Weeds like pigweed, ragweed and nettle are in full effect.

      

SEPTEMBER

The height of weed pollen - with pollen grains that spread easily in the wind.

      

OCTOBER

Weeds are still high in the south and west but otherwise the air is pretty clear.

      

NOVEMBER

It's a good month for outdoor allergies and ragweed is finally ending.

      

DECEMBER

Outdoor allergies are at a low except that pesky Cedar Fever in the South.

      

 

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