Grass Pollen Count in Glenn Dale, MD — Today

Updated Saturday, November 7, 2026

Pollen by type in Glenn Dale

What is the grass pollen count in Glenn Dale today?

The Glenn Dale grass pollen index today is 1 (Low) on Pollen Atlas’s modelled 0–100 scale. Low

Modelled pollen risk index — not a measured count.

Glenn Dale’s overall pollen count today is 16 (Low) across all types. See the full Glenn Dale pollen count for the overall index and every type together.

Glenn Dale is a census-designated place in Prince George's County, Maryland. Its population is 14,896 (ACS 2023).

Glenn Dale Grass Pollen Count: 5-Day Forecast

DayOverall indexCategory
Saturday, November 716Low
Sunday, November 816Low
Monday, November 916Low
Tuesday, November 1015Low
Wednesday, November 1115Low

Pollen Atlas models the daily detail as an overall index: day-by-day splits by individual pollen type are not part of the modelled data, so this table shows Glenn Dale’s overall trend across the week. Today’s grass pollen reading is the headline above.

Species driving Glenn Dale’s grass pollen

The modelled data reports grass as one combined index — there is no species-by-species split for grass anywhere in the data, so this page does not invent one. Today’s modelled grass index for Glenn Dale is 1 (Low), and the 5-day overall trend above shows the shape of the week.

As regional context only — not as today’s readings — in the Northeast pattern, the plants that typically shape this city’s year are spring trees, late-spring grasses and late-summer ragweed.

The Maryland allergy season guide singles out oak, the mid-Atlantic heavyweight, peaking hard in late April and May.

Plants affecting Glenn Dale now — grass pollen

Detailed plant-by-plant readings for the grass pollen category were not returned in today’s source data for Glenn Dale. The type summary stands: grass pollen reads 1 (Low) today.

In the Northeast pattern, the plants that typically shape this city’s year are spring trees, late-spring grasses and late-summer ragweed — named here as regional context only, not as today’s readings.

Plant detail returns here automatically on any day the feed includes it.

What this grass pollen level means

Low risk. Keep windows open; consider allergy meds only if sensitive.

Enjoy outdoor activities.

Grasses hold from late May into July. This month sits outside the usual grass pollen window for the Northeast pattern, so today’s grass pollen reading is the modelled value outranking the calendar — this page reports the modelled reading first. The Maryland allergy season guide singles out oak, the mid-Atlantic heavyweight, peaking hard in late April and May.

Glenn Dale allergies today

Glenn Dale allergies today are set by the same reading as the Glenn Dale pollen count today: the Total Pollen Index is 16 (Low), and the grass pollen index on this page is 1 (Low) of it. When people ask about Glenn Dale allergies, this is the number that answers them — one daily modelled index built from today’s tree, grass and weed index values for Glenn Dale.

Allergies in Glenn Dale follow the Maryland calendar set out on the full Glenn Dale page — the chapters, the plants behind them, and the 5-day forecast show whether today is typical for the season or an exception to it. If you are checking allergies today in Glenn Dale before heading outdoors, the grass pollen split on this page is the part to read: it shows whether this pollen type is doing the work today, not just how high the total sits.

Read the five-day overall trend above as the Glenn Dale allergy forecast for the grass pollen season: it shows whether Glenn Dale allergies are set to ease or build across the week, day by day — the days to plan outdoor time around are the ones where the overall index steps down, not just today.

See the full Glenn Dale pollen count — all types, the overall index and today’s ranking context

Glenn Dale tree pollen count

Glenn Dale ragweed pollen count

See how Glenn Dale ranks in today's pollen count rankings — the worst cities for allergies today

See Glenn Dale on the pollen map

Every pollen type, with photos and seasons: the pollen directory

Maryland allergy season guide

Grass pollen season

Find an allergist in Glenn Dale, MD

Pollen indexes: a modelled pollen risk index computed by Pollen Atlas from open weather, vegetation and phenology data, calibrated against CDC/NAB season data. Plant detail: Google Pollen API. Index values are modelled, not measured counts. Sources: CDC/NAB; USA-NPN; GBIF (CC BY); ESA WorldCover (CC BY 4.0).