Hawaii pollen and allergy seasons
July outlookModerate
Hawaii has a mild steady season, with grass pollen present most of the year and a spring rise from kiawe and grass.
Twelve month pollen calendar
J
F
M
A
M
J
J
●
A
S
O
N
D
LowModerateHighVery high
Dominant species in July
Grass
Typical peak in July
No clear peak this month
Worst month of the year
May
Best month of the year
January
What is active in July
Grass
Cities in Hawaii
| City | Today | Worst today | Typical in July |
|---|---|---|---|
| Pearl City | Noneas of Jul 12 | None | Moderate |
| Mililani Mauka | Noneas of Jul 12 | None | Moderate |
| Schofield Barracks | Noneas of Jul 12 | None | Moderate |
| Nanakuli | Noneas of Jul 12 | None | Moderate |
| Kailua Kona | Noneas of Jul 12 | None | Moderate |
| Honolulu | No live reading | Not available | Moderate |
| Kailua | No live reading | Not available | Moderate |
| East Honolulu | No live reading | Not available | Moderate |
| Hilo | No live reading | Not available | Moderate |
| Waipahu | No live reading | Not available | Moderate |
| Kaneohe | No live reading | Not available | Moderate |
| Mililani Town | No live reading | Not available | Moderate |
| Kahului | No live reading | Not available | Moderate |
| Ewa Gentry | No live reading | Not available | Moderate |
| Kapolei | No live reading | Not available | Moderate |
| Kihei | No live reading | Not available | Moderate |
| Makakilo | No live reading | Not available | Moderate |
| Wahiawa | No live reading | Not available | Moderate |
| Ocean Pointe | No live reading | Not available | Moderate |
| Wailuku | No live reading | Not available | Moderate |
| Ewa Beach | No live reading | Not available | Moderate |
| Waimalu | No live reading | Not available | Moderate |
| Halawa | No live reading | Not available | Moderate |
| Royal Kunia | No live reading | Not available | Moderate |
| Hawaiian Paradise Park | No live reading | Not available | Moderate |
| Waianae | No live reading | Not available | Moderate |
| Maili | No live reading | Not available | Moderate |
| Lahaina | No live reading | Not available | Moderate |
| Waihee-Waiehu | No live reading | Not available | Moderate |
| Waipio | No live reading | Not available | Moderate |
| Princeville | No live reading | Not available | Moderate |
| Haiku | No live reading | Not available | Moderate |
| Kula | No live reading | Not available | Moderate |
| Waikiki | No live reading | Not available | Moderate |
| Pahoa | No live reading | Not available | Moderate |
| Eden Roc | No live reading | Not available | Moderate |
| Makawao | No live reading | Not available | Moderate |
| Poipu | No live reading | Not available | Moderate |
Today and worst today come from live readings where available. Typical shows the usual level for this month from the seasonal profile.
The Hawaii allergy season
Allergy levels in Hawaii peak in May, when grass pollen runs highest. The season moves through tree pollen around April, grass in May. Levels start to climb around March. The lowest pollen levels of the year arrive in January.
Common questions
When does allergy season start in Hawaii?
Pollen levels in Hawaii usually begin climbing in March and reach their highest point in May.
What is the worst month for allergies in Hawaii?
May is typically the worst month in Hawaii, driven by grass pollen.
When is the best time for allergies in Hawaii?
January usually brings the lowest pollen levels of the year in Hawaii.