Bellingham Pollen Counts Bellingham / Whatcom County

Pollen and Mold Counts

 Bellingham and Whatcom County Pollen and Mold Counts Provided for our Residents with
Allergy & Asthma 

For more information about allergies, visit the Asthma & Allergy Center's web
site  Click on About, left for information about pollen counting.

May 22: Grass pollen: 7, moderate. Tree pollen: Cedar/Juniper 343, high. Pine*80, moderate.
Nettle 15, moderate. Mold 847, low.

*Pine and other evergreen trees have pollens that are large and form dusts on outdoor surfaces, but are not typically associated with allergic airway disease like birch and maple tree pollen. The exception is the smaller cedar/juniper pollen that may be present through June.

May 20: Tree pollen: Pine*, 39, moderate. Cedar/Juniper: 34, moderate. Grass pollen 10, moderate. Mold 788, low.
May 17: Grass pollen not detected. Tree pollen: Pine 1, low. Cedar 1, low. Mold 701, low.
May 15: Three day collection reported as average count per day. Tree pollen: Pine* 31, moderate. Hemlock < 1. Birch < 1. Grass 1. Mold 564, low.
May 12:
Two day collection.We are between the tree and grass pollen seasons and pollens* are low. Anticipate increasing grass pollens over the next few weeks. We may see high grass and weed pollen counts this summer due to the amount of rain we have had this winter and spring. Mold 1635, low.
May 10, 2017: Seven day collection: All pollens are low, including grass pollens which are just starting to appear. Cedar pollen is the primary tree pollen detected  Mold: low.
May 1, 2017. Five day collection reported as average count per day: Birch 29, low - moderate. Cedar 3, low.* Mold 263, low.
April 26, 2017: Two day collection reported as average daily count. Birch 95, moderate-
high. Alder 22, moderate. Larch 7, low. Hemlock 14, low. * Mold 507, low.
April 24, 2017. Three day collection reported as average count per day. Birch 136, high. Alder 10, low. Low - Moderate: Cedar 15, Cottonwood/Poplar 15. Larch 5, low. Hemlock 15, low-moderate. Mold 681, low.
April 21, 2017: Birch 117, moderate. Larch 15, low-moderate.* Mold 700, low.
April 19, 2017.
Two day collection, reported as average daily count: Birch 226, high. Alder 7, low. Cottonwood/Poplar 29, moderate.* Mold 613, low. Few cedar and hemlock pollens.
April 17, 2017. Four day collection, reported as average count per day: Birch 186, high. Cedar 4, low. Cottonwood/Poplar 4, low. Alder 15, low - moderate. Hemlock 1, low.  Mold 445, low.
April 13, 2017. Three day collection, reported as average daily count: Birch 63, moderate. Alder 19, low-moderate. Cottonwood/Poplar 29, moderate. Cedar 19 low-moderate.*  Mold 530, low.
April 10, 2017. Four day collection, reported as average daily
count:  Alder 66, moderate. Cottonwood/poplar 48, moderate. Birch 15, low. Cedar 15, low. Mold 675,low.
April 6, 2017, three day count reported as counts per day: Alder, hornbeam 282, high. Birch 5, low. Cottonwood/poplar 88, moderate. Cedar 29, moderate. Mold 661, low.
April 3, 2017: Tree pollen: Alder, Hornbeam: 136, high. Cottonwood 107, high. Mold 472,low.  
high. Mold 354, low. Also, few maple and cottonwood pollens noted.
March 27, 2017: Alder, hornbeam pollen: 580, high. Mold spores 350, low.
March 23, three day count: Alder, birch, hornbeam pollen 1,655, very high. Cedar 24, moderate. Mold 262, low.
March 20, 2017: Alder pollen 238, high. Cedar 19, moderate. Birch not detected. Mold 321, low.
March 17, 2017; Two day count: Alder 971, high to very high. Birch 44, moderate. Cottonwood 15, low-moderate. Mold 600, low.
March 10th, 2017, three day count; Cedar pollen 88, moderate. Birch 2, Alder 5, low. Mold 88, low.
March 7, 2017, 6 day count: Cedar pollen 22, moderate. Birch 2, low. Alder 1, low. Mold 2, low.
March 1st, 2017: Cedar pollen 2, low. Birch pollen 2, low. Mold 2, low.
February 26, 2017:  Pollen and mold counts have been monitored over the last few weeks and have been very low, with few cedar pollens and mold spores.

Mold count designations are different from pollen count levels. See NAB below.

Scroll down for previous counts.

For information about how pollen counts are obtained and reported click on the About link on the left. Pollen and Mold counts from previous years are also available by clicking on the Previous Count link.

View Pollen Allergy to learn more about hayfever and treatment options.

Click on seasons for  an overview of allergy seasons in Bellingham and Whatcom County.

These National Allergy Bureau Counting stations may indicate future pollen and mold counts in our area.  Seattle   Eugene

For pollen and mold counts throughout the U.S., visit the National Allergy Bureau's web sit at  NAB


Past Counts

2016 Counts

2015 Counts

2014 Counts

2013 Counts