High Pollen in West Valley City, UT

High today, mostly weed pollen.

Last updated September 30, 2026

Today's index4out of 5High
WeedHighin season

Driving it today

Ragweed

Forecast

Thu
4
Fri
4
Sat
4
Sun
4

About pollen in West Valley City

Weed pollen is the main driver of today's conditions in West Valley City, and it is running high. This is the kind of level that tends to be noticeable even for people with mild sensitivities, and those who react more strongly to ragweed and other late-season weeds may find symptoms more persistent through the day. Looking ahead, this pattern is expected to hold steady over the next several days, with weed pollen staying elevated rather than easing up. This lines up with the typical seasonal rhythm for the valley: tree pollen from species like cottonwood, maple, and juniper is long past its spring peak, grasses have quieted since early summer, and now, heading into fall, ragweed and related weeds take over as the dominant source of pollen in the air. Anyone sensitive to weeds should expect conditions to remain fairly consistent in the near term.

What to do today

  • Avoid mowing the lawn and raking leaves.
  • When driving the car, close your windows and turn the air conditioning system to recirculation mode.
  • Keep your windows closed and turn on your air purifier or air conditioning.
  • Consider staying indoors during the peak pollen hours (morning and early afternoon).

Common questions

What is the pollen count in West Valley City, UT today?
West Valley City, UT is at a high 4 out of 5 on the Universal Pollen Index today, driven mainly by weed pollen. The five-day outlook holds steady around 4 of 5.
Is weed pollen high in West Valley City, UT right now?
Weed pollen is high today at 4 of 5, and it's in season now. Many allergy sufferers will have symptoms.
What plants are causing allergies in West Valley City, UT?
The main sources right now are Ragweed. Ragweed (Asteraceae (the daisy family), Late summer, fall) is actively pollinating.