Grass Pollen Count in Hill Mountain, United Kingdom — Today

Updated Monday, November 9, 2026

This reading is the forecast point shared with Llangwm, United Kingdom — 5 nearby places use the same point; Hill Mountain is 6 km from it.

Pollen by type in Hill Mountain

What is the grass pollen count in Hill Mountain today?

The Hill Mountain 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.

Hill Mountain’s overall pollen count today is 18 (Low) across all types. See the full Hill Mountain pollen count for the overall index and every type together.

Hill Mountain is in Pembrokeshire, Wales, United Kingdom. Its population is 673 (GeoNames).

Hill Mountain Grass Pollen Count: 5-Day Forecast

DayOverall indexCategory
Monday, November 918Low
Tuesday, November 1012Low
Wednesday, November 1117Low
Thursday, November 1216Low
Friday, November 1316Low

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

Species driving Hill Mountain’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 Hill Mountain 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 Atlantic West pattern, the plants that typically shape this city’s year are early hazel and alder, a spring birch and oak wave, late-spring and summer grasses, and a modest late-summer weed finish.

Plants affecting Hill Mountain now — grass pollen

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

In the Atlantic West pattern, the plants that typically shape this city’s year are early hazel and alder, a spring birch and oak wave, late-spring and summer grasses, and a modest late-summer weed finish — 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 late May into July, peaking in late spring and early summer. This month sits outside the usual grass pollen window for the Atlantic West pattern, so today’s grass pollen reading is the modelled value outranking the calendar — this page reports the modelled reading first. No United Kingdom allergy season guide is published yet, so the seasonal context here follows the Atlantic West regional pattern.

Hill Mountain allergies today

Hill Mountain allergies today are set by the same reading as the Hill Mountain pollen count today: the Total Pollen Index is 18 (Low), and the grass pollen index on this page is 0.6 (Low) of it. When people ask about Hill Mountain allergies, this is the number that answers them — one daily modelled index built from today’s tree, grass and weed index values for Hill Mountain.

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

Hill Mountain tree pollen count

Hill Mountain ragweed pollen count

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

See Hill Mountain 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 Hill Mountain, United Kingdom

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).