Tree Pollen Count in University of California-Merced, CA — Today

Updated Saturday, November 7, 2026

This reading is the forecast point for University of California-Merced — 2 nearby places use the same point; University of California-Merced is 7.5 km from it.

Pollen by type in University of California-Merced

What is the tree pollen count in University of California-Merced today?

The University of California-Merced tree pollen index today is 17 (Low) on Pollen Atlas’s modelled 0–100 scale. Low

Modelled pollen risk index — not a measured count.

University of California-Merced’s overall pollen count today is 18 (Low) across all types. See the full University of California-Merced pollen count for the overall index and every type together.

University of California-Merced Tree Pollen Count: 5-Day Forecast

DayOverall indexCategory
Saturday, November 718Low
Sunday, November 820Low
Monday, November 920Low
Tuesday, November 1020Low
Wednesday, November 1118Low

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 University of California-Merced’s overall trend across the week. Today’s tree pollen reading is the headline above.

Species driving University of California-Merced’s tree pollen

Species-level counts are not part of the modelled data Pollen Atlas publishes — the modelled index is reported per pollen type, not per species — so this section gives the type summary: tree pollen reads 17 (Low) today. The plant-by-plant detail that is available, from the Google Pollen API, is in the next section.

Plants affecting University of California-Merced now — tree pollen

Detailed plant-by-plant readings for the tree pollen category were not returned in today’s source data for University of California-Merced. The type summary stands: tree pollen reads 17 (Low) today.

In the California pattern, the plants that typically shape this city’s year are winter and spring trees, late-spring grasses and late-summer weeds — 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 tree pollen level means

Low risk. Keep windows open; consider allergy meds only if sensitive.

Enjoy outdoor activities.

Trees build through spring, with planted olive peaking from March into May. This month sits outside the usual tree pollen window for the California pattern, so today’s tree pollen reading is the modelled value outranking the calendar — this page reports the modelled reading first. The California allergy season guide singles out planted olive and the Central Valley’s concentrated spring pollen.

University of California-Merced allergies today

University of California-Merced allergies today are set by the same reading as the University of California-Merced pollen count today: the Total Pollen Index is 18 (Low), and the tree pollen index on this page is 17 (Low) of it. When people ask about University of California-Merced allergies, this is the number that answers them — one daily modelled index built from today’s tree, grass and weed index values for University of California-Merced.

Allergies in University of California-Merced follow the California calendar set out on the full University of California-Merced 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 University of California-Merced before heading outdoors, the tree 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 University of California-Merced allergy forecast for the tree pollen season: it shows whether University of California-Merced 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 University of California-Merced pollen count — all types, the overall index and today’s ranking context

University of California-Merced grass pollen count

University of California-Merced ragweed pollen count

See how University of California-Merced ranks in today's pollen count rankings — the worst cities for allergies today

See University of California-Merced on the pollen map

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

California allergy season guide

Tree pollen season

Find an allergist in University of California-Merced, CA

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).