Air Quality · UV · Pollen

Air quality in Calgary

Alberta, Canada · 12 November 2026

2/6

Moderate

Air Quality · US EPA

2/6

Moderate

UV Index · max

0.7

Low

Pollen · dominant

Low

Ragweed

Air quality breakdown Moderate

US EPA 2/6 · UK DEFRA 1/10 · µg/m³.

PM2.5 10 µg/m³

PM10 11 µg/m³

O3 27 µg/m³

NO2 40 µg/m³

SO2 6.7 µg/m³

CO 378 µg/m³

Acceptable for most; unusually sensitive people should watch for symptoms.

Today's maximum UV is 0.7.

036811+

No protection needed for most people.

Dominant allergen: Ragweed · 5 grains/m³.

Trees

no data

None

Grass

Grass · 1

Low

Weeds

Ragweed · 5

Low

Low to moderate pollen - most people are unaffected; the highly sensitive may notice mild symptoms.