Arnold, MD
Pollen counts
Weeds
Mid
Grasses
Mid
Molds
Mid
Trees
Low
ALL
Ragweed
Sage / Wormwood
Goosefoot
Other Weed Pollen
Aster / Cocklebur
Nettle / Pellitory
Plantain
| Sep 14 | 37 37 | |
| Sep 11 | 11 11 | |
| Sep 10 | 9 9 | |
| Sep 9 | 17 17 | |
| Sep 8 | 18 18 | |
| Sep 7 | 36 36 | |
| Sep 4 | 16 16 | |
| Sep 3 | 10 10 | |
| Sep 2 | 9 9 | |
| Sep 1 | 36 36 |
Pollen counts are measured as spores per cubic meter.
Weather forecast
Overnight
63° F
A slight chance of rain showers after 5am. Mostly cloudy, with a low around 63. Northeast wind around 9 mph, with gusts as high as 18 mph. Chance of precipitation is 20%. New rainfall amounts less than a tenth of an inch possible.