Grass Pollen Count in Waikapu, HI — Today
Updated Saturday, November 7, 2026
Pollen by type in Waikapu
What is the grass pollen count in Waikapu today?
The Waikapu grass pollen index today is 20 (Low) on Pollen Atlas’s modelled 0–100 scale. Low
Modelled pollen risk index — not a measured count.
Waikapu’s overall pollen count today is 20 (Low) across all types. See the full Waikapu pollen count for the overall index and every type together.
Waikapu Grass Pollen Count: 5-Day Forecast
| Day | Overall index | Category |
|---|---|---|
| Saturday, November 7 | 20 | Low |
| Sunday, November 8 | 20 | Low |
| Monday, November 9 | 20 | Low |
| Tuesday, November 10 | 20 | Low |
| Wednesday, November 11 | 19 | 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 Waikapu’s overall trend across the week. Today’s grass pollen reading is the headline above.
Species driving Waikapu’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 Waikapu is 20 (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 Hawaii pattern, the plants that typically shape this city’s year are grasses that pollinate in nearly every month and kiawe flowering most heavily in late winter and spring, with mold in the wet season.
The Hawaii allergy season guide singles out kiawe, flowering most heavily in late winter and spring, and grasses that pollinate in nearly every month.
Plants affecting Waikapu now — grass pollen
Detailed plant-by-plant readings for the grass pollen category were not returned in today’s source data for Waikapu. The type summary stands: grass pollen reads 20 (Low) today.
In the Hawaii pattern, the plants that typically shape this city’s year are grasses that pollinate in nearly every month and kiawe flowering most heavily in late winter and spring, with mold in the wet 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 pollinate in nearly every month, with the strongest run from spring into summer and a peak from March through August. This month sits inside the grass pollen window for the Hawaii pattern, so today’s grass pollen reading should be judged against that chapter of the Hawaii year. The Hawaii allergy season guide singles out kiawe, flowering most heavily in late winter and spring, and grasses that pollinate in nearly every month.
Waikapu allergies today
Waikapu allergies today are set by the same reading as the Waikapu pollen count today: the Total Pollen Index is 20 (Low), and the grass pollen index on this page is 20 (Low) of it. When people ask about Waikapu allergies, this is the number that answers them — one daily modelled index built from today’s tree, grass and weed index values for Waikapu.
Allergies in Waikapu follow the Hawaii calendar set out on the full Waikapu 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 Waikapu 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 Waikapu allergy forecast for the grass pollen season: it shows whether Waikapu 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 Waikapu pollen count — all types, the overall index and today’s ranking context
See how Waikapu ranks in today's pollen count rankings — the worst cities for allergies today
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).