Daily pollen overview
Garden Grove pollen count
Aggregated Ambee readings across the last 345 day(s). Select a day to load hourly detail.
Risk levels use category-specific National Allergy Bureau thresholds. Weed is labeled Ragweed because it is the sole weed species in the current multi-region dataset.
Garden Grove pollen summary for 2026-08-29
Modeled daily averages are 35 grains/m³ tree pollen, 7 grains/m³ grass pollen, and 48 grains/m³ ragweed. NAB risk levels are tree Moderate, grass Moderate, and ragweed Moderate.
Selected day snapshot
Averages and peaks derived from Sat, Aug 29, 2026.
Avg total
89
grains/m³
Avg tree
35
Avg grass
7
Avg ragweed
48
Species breakdown
Daily average grains/m³ for each reported allergen.
Tree
Elm35
Ash0
Oak0
Pine0
Birch0
Maple0
Mulberry0
Poplar/Cottonwood0
Cypress/Juniper/Cedar0
Grass
Grass7
Ragweed
Ragweed48
Peak total
109
Peak ragweed
59
Hourly samples
8
Avg total per hour: 89
| Time (America/Los_Angeles) | Tree | Grass | Ragweed | Total | Risk |
|---|---|---|---|---|---|
| 17:00 | 42 | 8 | 59 | 109 | Tree ModerateGrass ModerateRagweed High |
| 18:00 | 35 | 7 | 49 | 91 | Tree ModerateGrass ModerateRagweed Moderate |
| 19:00 | 42 | 8 | 59 | 109 | Tree ModerateGrass ModerateRagweed High |
| 20:00 | 42 | 8 | 58 | 108 | Tree ModerateGrass ModerateRagweed High |
| 21:00 | 30 | 6 | 42 | 78 | Tree ModerateGrass ModerateRagweed Moderate |
| 22:00 | 26 | 5 | 37 | 68 | Tree ModerateGrass ModerateRagweed Moderate |
| 23:00 | 30 | 6 | 42 | 78 | Tree ModerateGrass ModerateRagweed Moderate |
| 00:00 | 29 | 5 | 40 | 74 | Tree ModerateGrass ModerateRagweed Moderate |
Next 48 hours (forecast)
Ambee hourly forecast in local time (UTC).
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