Pollen in Irvine, CA
No notable pollen right now.
Last updated July 28, 2026
Forecast
About pollen in Irvine
Pollen activity in Irvine tends to be fairly quiet at this point in late July, with the heavier tree and grass seasons largely behind us for the year. Grasses across Southern California typically taper off through midsummer, so most residents should notice fewer symptoms than they experienced back in spring. For those who are especially sensitive, some mild irritation is still possible on warm, dry, breezy days when residual grass and weed pollen gets stirred up, but overall this is usually one of the calmer stretches of the pollen calendar. Looking ahead, conditions should remain relatively mild over the next few days, with no major seasonal shift expected until late summer moves into early fall. That's when weeds such as ragweed and various sagebrush species typically become more active in the region, so it's worth keeping an eye on symptoms as the season progresses. Irvine's common trees, including oak, sycamore, and eucalyptus, are past their peak pollen production for the year and aren
Common questions
- What is the pollen count in Irvine, CA today?
- Irvine, CA has no notable tree, grass, or weed pollen today.