Grass Pollen Count in Old Hill, CT — Today

Updated Saturday, November 7, 2026

This reading is the forecast point for Old Hill — 2 nearby places use the same point; Old Hill is 1.4 km from it.

Pollen by type in Old Hill

What is the grass pollen count in Old Hill today?

The Old Hill grass pollen index today is 1 (Low) on Pollen Atlas’s modelled 0–100 scale. Low

Modelled pollen risk index — not a measured count.

Old Hill’s overall pollen count today is 11 (Low) across all types. See the full Old Hill pollen count for the overall index and every type together.

Old Hill Grass Pollen Count: 5-Day Forecast

DayOverall indexCategory
Saturday, November 711Low
Sunday, November 815Low
Monday, November 915Low
Tuesday, November 1015Low
Wednesday, November 1115Low

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

Species driving Old Hill’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 Old Hill is 1 (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 Northeast pattern, the plants that typically shape this city’s year are spring trees, late-spring grasses and late-summer ragweed.

The Connecticut allergy season guide singles out oak, the spring heavyweight peaking in May, with birch alongside.

Plants affecting Old Hill now — grass pollen

Detailed plant-by-plant readings for the grass pollen category were not returned in today’s source data for Old Hill. The type summary stands: grass pollen reads 1 (Low) today.

In the Northeast pattern, the plants that typically shape this city’s year are spring trees, late-spring grasses and late-summer 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 late May into July. This month sits outside the usual grass pollen window for the Northeast pattern, so today’s grass pollen reading is the modelled value outranking the calendar — this page reports the modelled reading first. The Connecticut allergy season guide singles out oak, the spring heavyweight peaking in May, with birch alongside.

Old Hill allergies today

Old Hill allergies today are set by the same reading as the Old Hill pollen count today: the Total Pollen Index is 11 (Low), and the grass pollen index on this page is 1 (Low) of it. When people ask about Old Hill allergies, this is the number that answers them — one daily modelled index built from today’s tree, grass and weed index values for Old Hill.

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

Old Hill tree pollen count

Old Hill ragweed pollen count

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

See Old Hill on the pollen map

Every pollen type, with photos and seasons: the pollen directory

Connecticut allergy season guide

Grass pollen season

Find an allergist in Old Hill, CT

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).