Grass Pollen Count in Key Biscayne, FL

Last updated Friday, November 6, 2026

This page shows the most recent reading available for Key Biscayne — from Friday, November 6, 2026 (1 day ago) — not today's reading.

Pollen by type in Key Biscayne

What is the grass pollen count in Key Biscayne today?

The Key Biscayne grass pollen index today is 15 (Low) on Pollen Atlas’s modelled 0–100 scale. Low

Modelled pollen risk index — not a measured count.

Key Biscayne’s overall pollen count today is 26 (Low) across all types. See the full Key Biscayne pollen count for the overall index and every type together.

Key Biscayne is a village in Miami-Dade County, Florida. Its population is 14,560 (ACS 2023).

Key Biscayne Grass Pollen Count: 5-Day Forecast

DayOverall indexCategory
Friday, November 626Low
Saturday, November 725Low
Sunday, November 818Low
Monday, November 918Low
Tuesday, November 1025Low

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

Species driving Key Biscayne’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 Key Biscayne is 15 (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 Florida pattern, the plants that typically shape this city’s year are trees, grasses and weeds spread across a long, mild season.

The Florida allergy season guide singles out oak, the signature spring event that often begins in February.

Plants affecting Key Biscayne now — grass pollen

Detailed plant-by-plant readings for the grass pollen category were not returned in today’s source data for Key Biscayne. The type summary stands: grass pollen reads 15 (Low) today.

In the Florida pattern, the plants that typically shape this city’s year are trees, grasses and 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 run from spring into October or later. This month sits outside the usual grass pollen window for the Florida pattern, so today’s grass pollen reading is the modelled value outranking the calendar — this page reports the modelled reading first. The Florida allergy season guide singles out oak, the signature spring event that often begins in February.

Key Biscayne allergies today

Key Biscayne allergies today are set by the same reading as the Key Biscayne pollen count today: the Total Pollen Index is 26 (Low), and the grass pollen index on this page is 15 (Low) of it. When people ask about Key Biscayne allergies, this is the number that answers them — one daily modelled index built from today’s tree, grass and weed index values for Key Biscayne.

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

Key Biscayne tree pollen count

Key Biscayne ragweed pollen count

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

See Key Biscayne on the pollen map

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

Florida allergy season guide

Grass pollen season

Find an allergist in Key Biscayne, FL

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).