Grass Pollen Count in Castrillo de la Valduerna, Spain

Last updated Sunday, November 8, 2026

This page shows the most recent reading available for Castrillo de la Valduerna — from Sunday, November 8, 2026 (1 day ago) — not today's reading.

This reading is the forecast point shared with Destriana, Spain — 2 nearby places use the same point; Castrillo de la Valduerna is 1.6 km from it.

Pollen by type in Castrillo de la Valduerna

What is the grass pollen count in Castrillo de la Valduerna today?

The Castrillo de la Valduerna 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.

Castrillo de la Valduerna’s overall pollen count today is 5 (Low) across all types. See the full Castrillo de la Valduerna pollen count for the overall index and every type together.

Castrillo de la Valduerna is in Provincia de León, Castille and León, Spain. Its population is 188 (GeoNames).

Castrillo de la Valduerna Grass Pollen Count: 5-Day Forecast

DayOverall indexCategory
Sunday, November 85Low
Monday, November 95Low
Tuesday, November 105Low
Wednesday, November 115Low
Thursday, November 125Low

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 Castrillo de la Valduerna’s overall trend across the week. Today’s grass pollen reading is the headline above.

Species driving Castrillo de la Valduerna’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 Castrillo de la Valduerna 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 Mediterranean pattern, the plants that typically shape this city’s year are winter cypress and early hazel, spring grasses and olive, and late-summer weeds spread across a long, mild season.

Plants affecting Castrillo de la Valduerna now — grass pollen

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

In the Mediterranean pattern, the plants that typically shape this city’s year are winter cypress and early hazel, spring grasses and olive, and late-summer weeds spread across a long, mild season — 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 build from spring and peak from April into June, earlier in the south. This month sits outside the usual grass pollen window for the Mediterranean pattern, so today’s grass pollen reading is the modelled value outranking the calendar — this page reports the modelled reading first. No Spain allergy season guide is published yet, so the seasonal context here follows the Mediterranean regional pattern.

Castrillo de la Valduerna allergies today

Castrillo de la Valduerna allergies today are set by the same reading as the Castrillo de la Valduerna pollen count today: the Total Pollen Index is 5 (Low), and the grass pollen index on this page is 0.6 (Low) of it. When people ask about Castrillo de la Valduerna allergies, this is the number that answers them — one daily modelled index built from today’s tree, grass and weed index values for Castrillo de la Valduerna.

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

Castrillo de la Valduerna tree pollen count

Castrillo de la Valduerna ragweed pollen count

See how Castrillo de la Valduerna ranks in today's pollen count rankings — the worst cities for allergies today

See Castrillo de la Valduerna 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 Castrillo de la Valduerna, Spain

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).