Tree Pollen Count in Hạ Long, Vietnam

Last updated Friday, November 6, 2026

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

Pollen by type in Hạ Long

What is the tree pollen count in Hạ Long today?

The Hạ Long tree pollen index today is 19 (Low) on Pollen Atlas’s modelled 0–100 scale. Low

Modelled pollen risk index — not a measured count.

Hạ Long’s overall pollen count today is 21 (Low) across all types. See the full Hạ Long pollen count for the overall index and every type together.

Hạ Long is in Hạ Long District, Quảng Ninh, Vietnam. Its population is 270,054 (GeoNames).

Hạ Long Tree Pollen Count: 5-Day Forecast

DayOverall indexCategory
Friday, November 621Low
Saturday, November 715Low
Sunday, November 820Low
Monday, November 920Low
Tuesday, November 1020Low

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 Hạ Long’s overall trend across the week. Today’s tree pollen reading is the headline above.

Species driving Hạ Long’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 Hạ Long now — tree pollen

Detailed plant-by-plant readings for the tree pollen category were not returned in today’s source data for Hạ Long. The type summary stands: tree pollen reads 19 (Low) today.

In the Global pattern, the plants that shape this city’s year vary with its local climate and vegetation, and no single regional calendar is published for this area — 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.

Tree pollen seasons vary with local climate and vegetation, so this page reports the measured readings first and treats any calendar as background only. No regional calendar is asserted for this area, so today’s tree pollen reading is reported as a modelled index value, without placing this month inside or outside a regional window. No Vietnam allergy season guide is published yet, so the seasonal context here follows the Global regional pattern.

Hạ Long allergies today

Hạ Long allergies today are set by the same reading as the Hạ Long pollen count today: the Total Pollen Index is 21 (Low), and the tree pollen index on this page is 19 (Low) of it. When people ask about Hạ Long allergies, this is the number that answers them — one daily modelled index built from today’s tree, grass and weed index values for Hạ Long.

Allergies in Hạ Long follow the Vietnam calendar set out on the full Hạ Long 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 Hạ Long 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 Hạ Long allergy forecast for the tree pollen season: it shows whether Hạ Long 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 Hạ Long pollen count — all types, the overall index and today’s ranking context

Hạ Long grass pollen count

Hạ Long ragweed pollen count

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

See Hạ Long on the pollen map

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

Worst cities for allergies

Tree pollen season

Find an allergist in Hạ Long, Vietnam

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).