Grass Pollen Count in Céligny, Switzerland

Last updated Saturday, November 14, 2026

This page shows the most recent reading available for Céligny — from Saturday, November 14, 2026 (2 days ago) — not today's reading.

This reading is the forecast point shared with Gingins, Switzerland — 6 nearby places use the same point; Céligny is 5.7 km from it.

Pollen by type in Céligny

What is the grass pollen count in Céligny today?

The Céligny 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.

Céligny’s overall pollen count today is 20 (Low) across all types. See the full Céligny pollen count for the overall index and every type together.

Céligny is in Geneva, Switzerland. Its population is 682 (GeoNames).

Céligny Grass Pollen Count: 5-Day Forecast

DayOverall indexCategory
Saturday, November 1420Low
Sunday, November 1518Low
Monday, November 1619Low
Tuesday, November 1711Low
Wednesday, November 185Low

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

Species driving Céligny’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 Céligny 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 Céligny now — grass pollen

Detailed plant-by-plant readings for the grass pollen category were not returned in today’s source data for Céligny. 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.

Céligny grass pollen allergies today

The grass pollen part of allergies in Céligny today is the reading on this page: the Céligny grass pollen index is 0.6 (Low) of the day’s total. The total itself — the headline reading for Céligny — sits on the full Céligny page, with every type together.

Allergies in Céligny follow the Switzerland calendar set out on the full Céligny 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 the grass pollen part before heading outdoors, the 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 week ahead for Céligny grass pollen: it shows whether this type’s season is 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 Céligny pollen count — all types, the overall index and today’s ranking context

Céligny tree pollen count

Céligny ragweed pollen count

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

See Céligny 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 Céligny, 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).