Reno–Sparks Pollen Report

9.0/ 12

Tree pollen is high — pine makes up 69% of the count. Grasses are moderate; weeds and mold are low. Total 124.4 grains/m³, collected at the Reno–Sparks border.

Overall HighUpdated Wednesday, June 17, 2026 at 8:00 AMSource Clinic count

Hotline

Recorded pollen update

(775) 359-5010

Ext. 6 for the recorded pollen and mold count, updated daily.

Call hotline

What to do today

Sensitive patients should take precautions.

High pollen today. Pre-medicate, limit prolonged time outdoors midday, shower after you’ve been out, and run AC on recirculate rather than opening windows.

Today by category

What's actually in the air.

PineHighTree · 69% of pollen
Other treesModerateMulberry · Locust · Birch · Juniper/Cedar · 15%
GrassModerateGrasses · 12%
WeedsLowRagweed · Tumbleweed · English Plantain · 4%
Mold sporesLow · 555.7/m³Aspergillus · Alternaria · Cladosporium

Reno–Sparks allergy seasons

When each allergen peaks in our valley.

Local timing, not a national average — built from decades of counting pollen in the Truckee Meadows.

Trees
January · Not highlighted
February · Light
March · Moderate
April · High
May · Peak
June · Moderate
July · Not highlighted
August · Not highlighted
September · Not highlighted
October · Not highlighted
November · Not highlighted
December · Not highlighted
Grasses
January · Not highlighted
February · Not highlighted
March · Not highlighted
April · Light
May · Moderate
June · Peak
July · High
August · Moderate
September · Light
October · Not highlighted
November · Not highlighted
December · Not highlighted
Weeds
January · Not highlighted
February · Not highlighted
March · Not highlighted
April · Not highlighted
May · Not highlighted
June · Light
July · Moderate
August · High
September · Peak
October · Moderate
November · Not highlighted
December · Not highlighted
Mold
January · Not highlighted
February · Not highlighted
March · Light
April · Moderate
May · Moderate
June · High
July · High
August · High
September · Moderate
October · Moderate
November · Light
December · Not highlighted

Light Moderate High Peak

Guidance

If today is rough, here's what helps.

Before going outside

Take your daily antihistamine 30 minutes before exposure. Nasal sprays work best with consistent daily use, not as-needed.

After coming inside

Rinse your face and hair if you've been out for a while; change clothes before sitting on upholstery. Saline rinse if congested.

When to call us

If symptoms are interfering with sleep, work, or your asthma is acting up — that's a sign your plan needs adjustment. Call (775) 359-5010, ext. 3, to book.