San Mateo, CA
Pollen counts
Grasses
Low
Molds
Low
Trees
Low
Weeds
Low
ALL
Pollen counts are measured as spores per cubic meter.
Weather forecast
Today
61° F
Partly sunny. High near 61, with temperatures falling to around 58 in the afternoon. West northwest wind 14 to 23 mph, with gusts as high as 37 mph.