Decorah, IA
Pollen counts
Trees
High
Grasses
Low
Molds
Low
Weeds
Low
ALL
Cedar
Elm
Poplar / Cottonwood / Aspen
Alder
Ash
Hackberry
Maple / Boxelder
Pine
| Mar 28 | 215 215 | |
| Mar 27 | 311 311 | |
| Mar 26 | 103 103 |
Pollen counts are measured as spores per cubic meter.
Weather forecast
Today
49° F
Partly sunny, with a high near 49. East wind 12 to 15 mph, with gusts as high as 23 mph.