Grass Pollen Count in Corroy-le-Grand, Belgium — Today

Updated Saturday, November 7, 2026

Pollen by type in Corroy-le-Grand

What is the grass pollen count in Corroy-le-Grand today?

The Corroy-le-Grand grass pollen index today is 0.6 (Low) on Pollen Atlas’s modelled 0–100 scale. Low

Modelled pollen risk index — not a measured count.

Corroy-le-Grand’s overall pollen count today is 36 (Low) across all types. See the full Corroy-le-Grand pollen count for the overall index and every type together.

Corroy-le-Grand is in Province du Brabant Wallon, Wallonia, Belgium. Its population is 1,908 (GeoNames).

Corroy-le-Grand Grass Pollen Count: 5-Day Forecast

DayOverall indexCategory
Saturday, November 736Low
Sunday, November 839Low
Monday, November 935Low
Tuesday, November 1038Low
Wednesday, November 1125Low

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 Corroy-le-Grand’s overall trend across the week. Today’s grass pollen reading is the headline above.

Species driving Corroy-le-Grand’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 Corroy-le-Grand is 0.6 (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 Continental West pattern, the plants that typically shape this city’s year are early hazel and alder, a birch-led spring, late-spring grasses, and late-summer mugwort and ragweed.

Plants affecting Corroy-le-Grand now — grass pollen

Detailed plant-by-plant readings for the grass pollen category were not returned in today’s source data for Corroy-le-Grand. The type summary stands: grass pollen reads 0.6 (Low) today.

In the Continental West pattern, the plants that typically shape this city’s year are early hazel and alder, a birch-led spring, late-spring grasses, and late-summer mugwort and 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 May through July, cresting in late May and June. This month sits outside the usual grass pollen window for the Continental West pattern, so today’s grass pollen reading is the modelled value outranking the calendar — this page reports the modelled reading first. No Belgium allergy season guide is published yet, so the seasonal context here follows the Continental West regional pattern.

Corroy-le-Grand allergies today

Corroy-le-Grand allergies today are set by the same reading as the Corroy-le-Grand pollen count today: the Total Pollen Index is 36 (Low), and the grass pollen index on this page is 0.6 (Low) of it. When people ask about Corroy-le-Grand allergies, this is the number that answers them — one daily modelled index built from today’s tree, grass and weed index values for Corroy-le-Grand.

Allergies in Corroy-le-Grand follow the Belgium calendar set out on the full Corroy-le-Grand 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 Corroy-le-Grand 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 Corroy-le-Grand allergy forecast for the grass pollen season: it shows whether Corroy-le-Grand 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 Corroy-le-Grand pollen count — all types, the overall index and today’s ranking context

Corroy-le-Grand tree pollen count

Corroy-le-Grand ragweed pollen count

See how Corroy-le-Grand ranks in today's pollen count rankings — the worst cities for allergies today

See Corroy-le-Grand 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 Corroy-le-Grand, Belgium

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).