Burbank, CA Pollen Levels Today

Burbank sits in the southeastern San Fernando Valley, where a warm Mediterranean climate, mild winters, and long dry summers create a nearly year-round allergy season with few hard breaks between pollen cycles.

Tree pollen drives the earliest and often most severe wave, starting as early as late January and peaking from February through April. Common local offenders include live oak, California sycamore, olive, mulberry, ash, elm, and several juniper and cypress species planted throughout valley neighborhoods.

As trees taper, grass pollen takes over from April into July, with Bermuda, ryegrass, fescue, and Kentucky bluegrass dominating—Bermuda in particular can linger well into fall due to Burbank's heat.

Weed season ramps up in late summer and peaks in September and October, led by ragweed, russian thistle (tumbleweed), sagebrush, pigweed, and plantain blown in from surrounding foothills and open lots.

Overlap between late-spring trees and early grasses, and again between summer grasses and fall weeds, frequently intensifies symptoms.

Non-pollen triggers are significant too: dry Santa Ana winds stir dust and particulates, indoor and outdoor mold thrives after winter rains, and trapped valley air traps smog and wildfire smoke.

Overall, Burbank's profile is defined by extended tree exposure, persistent Bermuda grass, and pollution-amplified symptoms.