Pollen Forecast › San Jose, CA

Pollen Count in San Jose, CA

San Jose, CA

San Jose located in the heart of Silicon Valley is known for its mild climate and lush greenery. However, its warm, dry weather can lead to high pollen counts, particularly in spring and fall. Residents often experience seasonal allergies due to pollen from trees, grasses, and weeds, making it important to monitor daily pollen levels.

Pollen Count Meter

Tuesday | February 4, 2025

High Pollen Index

Top Allergens

Tree Pollen

Cypress/Juniper/Cedar

Grass Pollen

Grass/Poaceae

Weed Pollen

Ragweed

Pollen Count Meter

Wednesday | February 5, 2025

Moderate Pollen Index

Top Allergens

Tree Pollen

Cypress/Juniper/Cedar

Grass Pollen

Grass/Poaceae

Weed Pollen

Ragweed

Pollen Count Meter

Thursday | February 6, 2025

Moderate Pollen Index

Top Allergens

Tree Pollen

Cypress/Juniper/Cedar

Grass Pollen

Grass/Poaceae

Weed Pollen

Ragweed

Pollen Count Meter

Friday | February 7, 2025

High Pollen Index

Top Allergens

Tree Pollen

Cypress/Juniper/Cedar

Grass Pollen

Grass/Poaceae

Weed Pollen

Ragweed

Pollen Count Meter

Saturday | February 8, 2025

High Pollen Index

Top Allergens

Tree Pollen

Cypress/Juniper/Cedar

Grass Pollen

Grass/Poaceae

Weed Pollen

Ragweed

5-Day Pollen Forecast in San Jose, CA

Tree Pollen

Grass Pollen

Weed Pollen

Tree

Grass

Weed

Top Pollen in San Jose, CA

Oak

Common in the spring, oak trees release high levels of pollen that can trigger seasonal allergies.

Grass

Grass pollen is prominent in late spring and early summer, contributing to allergy flare-ups.

Ragweed

In late summer and fall, ragweed pollen becomes a leading cause of allergies in the area.

Tips to Help Manage Your Allergies During High Pollen Count in San Jose, CA

Keep windows closed at home and run an air purifier to reduce indoor pollen exposure. Regularly clean surfaces and vacuum with a HEPA filter to minimize allergens indoors.

During high pollen counts, visit local indoor attractions like the Tech Interactive Museum or Santana Row's indoor dining spots, where you can enjoy the city without worrying about allergens.

When going outside, wear sunglasses and a mask to reduce pollen exposure. Shower and change clothes immediately after coming indoors to prevent tracking pollen into your home.

FAQ

Frequently Asked Questions

When is the peak pollen season in San Jose?

The peak pollen seasons in San Jose are spring (March to June) and fall (August to October). During these times, trees like oak and plants like ragweed release the most pollen. To prepare, start taking allergy medications early, use air purifiers indoors, and monitor local pollen counts.
What indoor activities are recommended in San Jose during high pollen counts?

During high pollen counts, visiting indoor attractions such as the Tech Interactive Museum, San Jose Museum of Art, or enjoying movies at Pruneyard Cinemas are great options. These activities let you explore the city while staying protected from pollen.
Which areas have lower pollen counts in San Jose?

Coastal areas near San Jose, such as Half Moon Bay, typically have lower pollen levels due to ocean breezes. Indoor environments, like shopping centers and libraries, are also safer for allergy sufferers as they are climate-controlled.