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
Moderate

Cities in Hawaii

CityTodayWorst todayTypical in July
KailuaNoneas of Jul 15NoneModerate
HiloNoneas of Jul 15NoneModerate
WaipahuNoneas of Jul 15NoneModerate
Mililani TownNoneas of Jul 15NoneModerate
KahuluiNoneas of Jul 15NoneModerate
Ewa GentryNoneas of Jul 15NoneModerate
KiheiNoneas of Jul 15NoneModerate
Mililani MaukaNoneas of Jul 15NoneModerate
WahiawaNoneas of Jul 15NoneModerate
Schofield BarracksNoneas of Jul 15NoneModerate
Ocean PointeNoneas of Jul 15NoneModerate
WailukuNoneas of Jul 15NoneModerate
Ewa BeachNoneas of Jul 15NoneModerate
HalawaNoneas of Jul 15NoneModerate
Royal KuniaNoneas of Jul 15NoneModerate
Hawaiian Paradise ParkNoneas of Jul 15NoneModerate
WaianaeNoneas of Jul 15NoneModerate
NanakuliNoneas of Jul 15NoneModerate
MailiNoneas of Jul 15NoneModerate
LahainaNoneas of Jul 15NoneModerate
Waihee-WaiehuNoneas of Jul 15NoneModerate
WaipioNoneas of Jul 15NoneModerate
PrincevilleNoneas of Jul 15NoneModerate
HaikuNoneas of Jul 15NoneModerate
KulaNoneas of Jul 15NoneModerate
WaikikiNoneas of Jul 15NoneModerate
Kailua KonaNoneas of Jul 15NoneModerate
Eden RocNoneas of Jul 15NoneModerate
MakawaoNoneas of Jul 15NoneModerate
PoipuNoneas of Jul 15NoneModerate
HonoluluNo live readingNot availableModerate
East HonoluluNo live readingNot availableModerate
Pearl CityNo live readingNot availableModerate
KaneoheNo live readingNot availableModerate
KapoleiNo live readingNot availableModerate
MakakiloNo live readingNot availableModerate
WaimaluNo live readingNot availableModerate
PahoaNo live readingNot availableModerate

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.