Grass Pollen Count in Birchwil, Switzerland — Today

Updated Saturday, November 7, 2026

This reading is the forecast point shared with Tagelswangen, Switzerland — 2 nearby places use the same point; Birchwil is 4.3 km from it.

Pollen by type in Birchwil

What is the grass pollen count in Birchwil today?

The Birchwil 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.

Birchwil’s overall pollen count today is 23 (Low) across all types. See the full Birchwil pollen count for the overall index and every type together.

Birchwil is in Bezirk Bülach, Zurich, Switzerland. Its population is 1,066 (GeoNames).

Birchwil Grass Pollen Count: 5-Day Forecast

DayOverall indexCategory
Saturday, November 723Low
Sunday, November 832Low
Monday, November 915Low
Tuesday, November 1015Low
Wednesday, November 1131Low

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

Species driving Birchwil’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 Birchwil 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 Birchwil now — grass pollen

Detailed plant-by-plant readings for the grass pollen category were not returned in today’s source data for Birchwil. 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 Switzerland allergy season guide is published yet, so the seasonal context here follows the Continental West regional pattern.

Birchwil allergies today

Birchwil allergies today are set by the same reading as the Birchwil pollen count today: the Total Pollen Index is 23 (Low), and the grass pollen index on this page is 0.6 (Low) of it. When people ask about Birchwil allergies, this is the number that answers them — one daily modelled index built from today’s tree, grass and weed index values for Birchwil.

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

Birchwil tree pollen count

Birchwil ragweed pollen count

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

See Birchwil 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 Birchwil, Switzerland

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).