Grass Pollen Count in Penn Yan, NY
Last updated Sunday, November 8, 2026
This page shows the most recent reading available for Penn Yan — from Sunday, November 8, 2026 (1 day ago) — not today's reading.
Pollen by type in Penn Yan
What is the grass pollen count in Penn Yan today?
The Penn Yan 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.
Penn Yan’s overall pollen count today is 5 (Low) across all types. See the full Penn Yan pollen count for the overall index and every type together.
Penn Yan Grass Pollen Count: 5-Day Forecast
| Day | Overall index | Category |
|---|---|---|
| Sunday, November 8 | 5 | Low |
| Monday, November 9 | 5 | Low |
| Tuesday, November 10 | 5 | Low |
| Wednesday, November 11 | 5 | Low |
| Thursday, November 12 | 5 | Low |
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 Penn Yan’s overall trend across the week. Today’s grass pollen reading is the headline above.
Species driving Penn Yan’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 Penn Yan 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 Northeast pattern, the plants that typically shape this city’s year are spring trees, late-spring grasses and late-summer ragweed.
The New York allergy season guide singles out birch and oak, preceded by elm and maple.
Plants affecting Penn Yan now — grass pollen
Detailed plant-by-plant readings for the grass pollen category were not returned in today’s source data for Penn Yan. The type summary stands: grass pollen reads 0.6 (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 New York allergy season guide singles out birch and oak, preceded by elm and maple.
Penn Yan allergies today
Penn Yan allergies today are set by the same reading as the Penn Yan 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 Penn Yan allergies, this is the number that answers them — one daily modelled index built from today’s tree, grass and weed index values for Penn Yan.
Allergies in Penn Yan follow the New York calendar set out on the full Penn Yan 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 Penn Yan 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 Penn Yan allergy forecast for the grass pollen season: it shows whether Penn Yan 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 Penn Yan pollen count — all types, the overall index and today’s ranking context
See how Penn Yan ranks in today's pollen count rankings — the worst cities for allergies today
See Penn Yan on the pollen map
Every pollen type, with photos and seasons: the pollen directory
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).