Chalfont, PA
Pollen counts
Trees
Mid
Grasses
Low
Molds
Low
Weeds
Low
ALL
Cedar
Elm
Oak
Poplar / Cottonwood / Aspen
Sweet Gum
Other Tree Pollen
Pine
Alder
Hazelnut
Hornbeam / Hop hornbeam
Maple / Boxelder
| Mar 25 | 38 38 | |
| Mar 24 | 17 17 | |
| Mar 23 | 4 4 | |
| Mar 22 | 70 70 | |
| Mar 21 | 56 56 | |
| Mar 20 | 6 6 | |
| Mar 19 | 4 4 | |
| Mar 18 | 6 6 | |
| Mar 17 | 119 119 | |
| Mar 16 | 17 17 |
Pollen counts are measured as spores per cubic meter.
Weather forecast
Today
77° F
A slight chance of showers and thunderstorms before 1pm, then a chance of showers and thunderstorms between 1pm and 2pm, then a chance of showers and thunderstorms between 2pm and 5pm, then showers and thunderstorms. Partly sunny, with a high near 77. West wind around 10 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.