Very Low Pollen in Redwood City, CA
Very low today, mostly grass pollen.
Last updated September 30, 2026
What to do today
- Pollen levels are very low right now. It's a great day to enjoy the outdoors!
Forecast
About pollen in Redwood City
Pollen levels around Redwood City are quiet today. Both grass and weed pollen are running very low, and neither is expected to cause much trouble even for those who tend to be sensitive. Overall, this is an easy day for anyone who deals with seasonal allergies. Looking ahead, conditions should stay much the same through the next several days, with grass and weed pollen holding steady at low levels. This lines up with the season, as the region's oaks, birches, and other trees are well past their spring peak, and grass pollen has largely wound down as well. Weeds like ragweed can still be active into the fall, but current readings suggest only light background levels for now.
Common questions
- What is the pollen count in Redwood City, CA today?
- Redwood City, CA is at a very low 1 out of 5 on the Universal Pollen Index today, driven mainly by grass pollen. The five-day outlook holds steady around 1 of 5.
- Is grass pollen high in Redwood City, CA right now?
- Grass pollen is very low today at 1 of 5, and it's past its peak season. Most people won't notice it.