Grass Pollen Count in Mount Stewart, PE

Last updated Friday, November 13, 2026

This page shows the most recent reading available for Mount Stewart — from Friday, November 13, 2026 (1 day ago) — not today's reading.

Pollen by type in Mount Stewart

What is the grass pollen count in Mount Stewart today?

The Mount Stewart grass pollen index today is 12 (Low) on Pollen Atlas’s modelled 0–100 scale. Low

Modelled pollen risk index — not a measured count.

Grass pollen is the dominant allergen in Mount Stewart today. See the full Mount Stewart pollen count for the overall index and every type together.

Mount Stewart Grass Pollen Count: 5-Day Forecast

DayOverall indexCategory
Friday, November 1319Low
Saturday, November 1418Low
Sunday, November 1519Low
Monday, November 1619Low
Tuesday, November 1719Low

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 Mount Stewart’s overall trend across the week. Today’s grass pollen reading is the headline above.

Species driving Mount Stewart’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 Mount Stewart is 12 (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 Southeast pattern, the plants that typically shape this city’s year are spring trees, warm-season grasses and late-summer ragweed.

Plants affecting Mount Stewart now — grass pollen

Detailed plant-by-plant readings for the grass pollen category were not returned in today’s source data for Mount Stewart. The type summary stands: grass pollen reads 12 (Low) today.

In the Southeast pattern, the plants that typically shape this city’s year are spring trees, warm-season 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 follow in May and run through the summer. This month sits outside the usual grass pollen window for the Southeast pattern, so today’s grass pollen reading is the modelled value outranking the calendar — this page reports the modelled reading first. No Prince Edward Island allergy season guide is published yet, so the seasonal context here follows the Southeast regional pattern.

Mount Stewart allergies today

Mount Stewart allergies today are set by the same reading as the Mount Stewart pollen count today: the Total Pollen Index is 19 (Low), and the grass pollen index on this page is 12 (Low) of it. When people ask about Mount Stewart allergies, this is the number that answers them — one daily modelled index built from today’s tree, grass and weed index values for Mount Stewart.

Allergies in Mount Stewart follow the Prince Edward Island calendar set out on the full Mount Stewart 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 Mount Stewart 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 Mount Stewart allergy forecast for the grass pollen season: it shows whether Mount Stewart 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 Mount Stewart pollen count — all types, the overall index and today’s ranking context

Mount Stewart tree pollen count

Mount Stewart ragweed pollen count

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

See Mount Stewart on the pollen map

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

Worst cities for allergies

Grass pollen season

Find an allergist in Mount Stewart, PE

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).