Pollen count and allergy info for New Castle
New Castle pollen and allergy report • 15:00, Jun 1
Index
Moderate
Tree
Moderate
Grass
Moderate
Weed
Low
25°
12 km/h
16%Daily allergy forecast
New Castle pollen count forecast
Today  20 km/h 30°14° 17% | Tuesday 16 km/h 29°14° 28% | Wednesday 29 km/h29°12° 29% |
Air pollutants
Air quality in New Castle today
AQI⁺
Air quality index
29AQI⁺ US
PM2.5
Fine particles (≤ 2.5 µm)
5.2µg/m³
Learn more about pollen in New Castle
Download our Air Quality App
Where is the highest pollen level in Colorado?
- Acres Green2
- Aetna Estates2
- Aguilar2
- Air Force Academy2
- Akron2
- Alamosa2
- Alamosa County2
- Alamosa East2
- Altona2
- Applewood2
- Arapahoe County2
- Archuleta2
- Aristocrat Ranchettes2
- Arvada2
- Aspen2
- Aspen Park2
- Ault2
- Aurora2
- Avon2
- Baca County2
- Basalt2
- Battlement Mesa2
- Bayfield2
- Bennett2
- Berkley2
- Berthoud2
- Bethune2
- Beulah Valley2
- Black Forest2
- Boulder2
- Boulder County2
- Brighton2
- Brookside2
- Broomfield2
- Brush2
- Buena Vista2
- Burlington2
- Byers2
- Cañon City2
- Carbondale2
- Cascade-Chipita Park2
- Castle Pines2
- Castle Pines Village2
- Castle Rock2
- Cattle Creek2
- Cedaredge2
- Centennial2
- Center2
- Chaffee County2
- Cheraw2
- Cherry Creek2
- Cherry Hills Village2
- Cheyenne Wells2
- Cimarron Hills2
- Collbran2
- Colorado City2
- Colorado Springs2
- Columbine2
- Columbine Valley2
- Commerce City2
- Conejos2
- Copper Mountain2
- Cortez2
- Costilla County2
- Craig2
- Crestone2
- Crook2
- Crowley2
- Custer County2
- Dacono2
- Dakota Ridge2
- Del Norte2
- Delta2
- Delta County2
- Denver2
- Derby2
- Dolores2
- Dolores County2
- Douglas2
- Dove Creek2
- Dove Valley2
- Durango2
- Eads2
- Eagle2
- Eagle County2
- Eaton2
- Edgewater2
- Edwards2
- El Jebel2
- El Paso2
- Elbert County2
- Eldorado Springs2
- Ellicott2
- Englewood2
- Erie2
- Evans2
- Evergreen2
- Fairmount2
- Federal Heights2
- Firestone2
- Florence2
- Fort Carson2
- Fort Collins2
- Fort Lupton2
- Fort Morgan2
- Fountain2
- Fowler2
- Frederick2
- Fruita2
- Garfield County2
- Genesee2
- Gilcrest2
- Glendale, Arapahoe County2
- Gleneagle2
- Glenwood Springs2
- Golden2
- Granby2
- Greeley2
- Green Mountain Falls2
- Greenwood Village2
- Grover2
- Gunbarrel2
- Gunnison2
- Gunnison County2
- Gypsum2
- Hayden2
- Highlands Ranch2
- Holly Hills2
- Holyoke2
- Hudson2
- Ignacio2
- Indian Hills2
- Inverness2
- Jefferson2
- Julesburg2
- Keenesburg2
- Ken Caryl2
- Kersey2
- Kiowa2
- Kit Carson County2
- Kittredge2
- Kremmling2
- La Junta2
- La Plata County2
- La Salle2
- Lafayette2
- Lakewood2
- Laporte2
- Lazy Acres2
- Limon2
- Lincoln Park2
- Littleton2
- Lochbuie2
- Logan County2
- Loma2
- Lone Tree2
- Longmont2
- Louisville2
- Louviers2
- Loveland2
- Lyons2
- Mancos2
- Manitou Springs2
- Manzanola2
- Mead2
- Meridian2
- Meridian Village2
- Mesa2
- Milliken2
- Mineral2
- Minturn2
- Moffat County2
- Monte Vista2
- Montezuma County2
- Montrose2
- Montrose County2
- Monument2
- New Castle2
- Niwot2
- Northglenn2
- Oak Creek2
- Olathe2
- Olney Springs2
- Orchard City2
- Orchard Mesa2
- Ordway2
- Otero County2
- Ouray2
- Ouray County2
- Pagosa Springs2
- Palisade2
- Palmer Lake2
- Paonia2
- Parachute2
- Paragon Estates2
- Penrose2
- Perry Park2
- Platteville2
- Poncha Springs2
- Ponderosa Park2
- Prowers2
- Pueblo2
- Pueblo County2
- Pueblo West2
- Rangely2
- Redlands2
- Rifle2
- Rio Blanco2
- Rocky Ford2
- Routt County2
- Saguache2
- Saguache County2
- Salida2
- San Luis2
- San Miguel County2
- Security-Widefield2
- Sedalia2
- Severance2
- Shaw Heights2
- Sheridan2
- Sherrelwood2
- Silt2
- Snowmass Village2
- Springfield2
- Steamboat Springs2
- Sterling2
- Sterling Ranch2
- Stonegate2
- Strasburg2
- Stratmoor2
- Sugar City2
- Superior2
- Swink2
- Teller2
- The Pinery2
- Thornton2
- Timnath2
- Todd Creek2
- Towaoc2
- Trail Side2
- Trinidad2
- Twin Lakes, Adams County2
- Upper Bear Creek2
- Vail2
- Valmont2
- Walden2
- Walsenburg2
- Walsh2
- Watkins2
- Welby2
- Weld2
- Wellington2
- West Pleasant View2
- Westcliffe2
- Westminster2
- Wheat Ridge2
- Windsor2
- Wolcott2
- Woodmoor2
- Wray2
- Yuma2
- Alma1
- Black Hawk1
- Breckenridge1
- Central1
- Clear Creek County1
- Clifton1
- Coal Creek, Jefferson County1
- Crested Butte1
- Cripple Creek1
- Dillon1
- Estes Park1
- Estes Park town1
- Fairplay1
- Florissant1
- Fraser1
- Frisco1
- Fruitvale1
- Garfield1
- Georgetown1
- Grand County1
- Grand Junction1
- Hot Sulphur Springs1
- Idaho Springs1
- Keystone1
- Lake1
- Lake City1
- Lamar1
- Larimer1
- Las Animas1
- Leadville1
- Leadville North1
- Mount Crested Butte1
- Mountain Village1
- Nederland1
- Park1
- Red Feather Lakes1
- Silverthorne1
- Silverton1
- Summit1
- Tabernash1
- Telluride1
- Ward1
- Wiley1
- Winter Park1
- Woodland Park1
