Tree Pollen Count in Sun City West, AZ — Today
Updated Saturday, November 7, 2026
Pollen by type in Sun City West
What is the tree pollen count in Sun City West today?
The Sun City West tree pollen index today is 19 (Low) on Pollen Atlas’s modelled 0–100 scale. Low
Modelled pollen risk index — not a measured count.
Sun City West’s overall pollen count today is 27 (Low) across all types. See the full Sun City West pollen count for the overall index and every type together.
Sun City West is a census-designated place in Maricopa County, Arizona. Its population is 27,003 (ACS 2023).
Sun City West Tree Pollen Count: 5-Day Forecast
| Day | Overall index | Category |
|---|---|---|
| Saturday, November 7 | 27 | Low |
| Sunday, November 8 | 27 | Low |
| Monday, November 9 | 26 | Low |
| Tuesday, November 10 | 24 | Low |
| Wednesday, November 11 | 26 | 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 Sun City West’s overall trend across the week. Today’s tree pollen reading is the headline above.
Species driving Sun City West’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 19 (Low) today. The plant-by-plant detail that is available, from the Google Pollen API, is in the next section.
Plants affecting Sun City West now — tree pollen
Detailed plant-by-plant readings for the tree pollen category were not returned in today’s source data for Sun City West. The type summary stands: tree pollen reads 19 (Low) today.
In the Desert Southwest pattern, the plants that typically shape this city’s year are irrigated landscape trees and grasses, with wind-carried weeds in open ground — 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.
Planted trees open in winter — the juniper family and ash first, mulberry at the heart of spring. This month sits outside the usual tree pollen window for the Desert Southwest pattern, so today’s tree pollen reading is the modelled value outranking the calendar — this page reports the modelled reading first. The Arizona allergy season guide singles out mulberry, ash and olive — planted trees, not wild desert flora.
Sun City West allergies today
Sun City West allergies today are set by the same reading as the Sun City West pollen count today: the Total Pollen Index is 27 (Low), and the tree pollen index on this page is 19 (Low) of it. When people ask about Sun City West allergies, this is the number that answers them — one daily modelled index built from today’s tree, grass and weed index values for Sun City West.
Allergies in Sun City West follow the Arizona calendar set out on the full Sun City West 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 Sun City West 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 Sun City West allergy forecast for the tree pollen season: it shows whether Sun City West 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 Sun City West pollen count — all types, the overall index and today’s ranking context
Sun City West grass pollen count
Sun City West ragweed pollen count
See how Sun City West ranks in today's pollen count rankings — the worst cities for allergies today
See Sun City West 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).