
Dr. Afshin Emami
Valley ENT
Check today's pollen count by city in Arizona. Explore local allergy forecasts, monitor common seasonal allergens, and use city-level trends to plan around high pollen days.
Allergy Ava organizes statewide and local pollen information so you can compare conditions, anticipate seasonal flare-ups, and find relevant allergy forecast pages faster.
Pollen levels in Arizona can vary by city, weather, vegetation, and season. Choose a local forecast below to see the current allergy index, main allergen, and 5-day outlook for cities including Phoenix, Tucson, Scottsdale, Mesa, Tempe.
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Local allergy care
Use today's pollen forecast alongside nearby allergy and immunology profiles when symptoms need clinical follow-up, testing, or long-term treatment planning.

Valley ENT

Mayo Clinic Arizona

Ahwatukee Foothills Allergy Asthma and Immunology Clinic

Mayo Clinic Arizona

Phoenix Children's Hospital

Phoenix Children's
Showing 6 of 25 published allergist profiles in this area.
Arizona allergy sufferers can use this page to monitor pollen trends and find relevant city forecasts when available. Pollen levels vary by season, with tree pollen often peaking in spring, grass pollen becoming more active in late spring and summer, and weed pollen, especially ragweed, remaining a concern in late summer and fall.
Use Allergy Ava's city-level forecasts to plan outdoor activities, manage medication timing, and stay informed about the allergens most prevalent in your area. Our data is updated regularly to give you the most accurate picture of current conditions.
Comparing nearby states can help you understand regional allergy shifts, seasonal pollen timing, and conditions that may affect travel or outdoor plans.
Arizona allergy patterns are shaped by desert vegetation, elevation changes, and monsoon-related weather shifts. Searchers looking for an Arizona pollen forecast may be comparing Phoenix, Tucson, and Scottsdale to understand how dust, heat, and regional plant life affect symptoms.
Even in dry climates, tree, grass, and weed pollen can be important triggers at different times of year. Local wind conditions and landscaping choices may also influence exposure, so city-specific pollen pages are valuable when symptoms flare unexpectedly.
Arizona’s dry climate was once promoted as beneficial for respiratory conditions, but modern cities contain abundant irrigated lawns and imported trees. Native mesquite, juniper, grasses, and weeds also produce allergenic pollen, so moving to the desert does not guarantee relief.
No. A haboob is a dust storm produced by strong thunderstorm outflow. Dust can irritate the eyes and airways or aggravate asthma even when pollen is low, but it is not measured by the pollen index. Check weather warnings and air-quality data separately.
Showy flowers such as palo verde are mainly pollinated by insects and are less likely to create large airborne pollen loads. Their bloom may coincide with less visible pollen from mesquite, mulberry, olive, grasses, or weeds, which can make the flowers appear responsible.
Rain may briefly remove pollen and dust from the air, but thunderstorm outflows can produce major blowing-dust events before the rain arrives. Added moisture can also support plant growth and mold, so symptoms may change rather than disappear during monsoon season.
Today's statewide signal
A dry climate does not mean an allergy-free one. Native desert plants, imported shade trees, irrigated lawns, windblown weeds, and monsoon weather create overlapping allergy seasons across Arizona’s largest desert cities. Compare local pollen with wind, temperature, and rain before planning your day.
Data updates regularly to reflect current conditions across Arizona cities.
Highest city index now
Phoenix
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Live city comparison
Sort Arizona cities by pollen index, temperature, or trend. Select a city for its full local forecast.
| Main allergen | Weather context | ||||
|---|---|---|---|---|---|
| Phoenix | 0None | None | Stable Tomorrow looks similar, near none conditions. | 95°F | Clear Outdoor pollen exposure looks limited for most people today. |
| Tucson | 0None | None | Stable Tomorrow looks similar, near none conditions. | 88°F | Clear Outdoor pollen exposure looks limited for most people today. |
| Scottsdale | 0None | None | Stable Tomorrow looks similar, near none conditions. | 95°F | Clear Outdoor pollen exposure looks limited for most people today. |
| Mesa | 0None | None | Stable Tomorrow looks similar, near none conditions. | 93°F | Clear Outdoor pollen exposure looks limited for most people today. |
| Tempe | 0None | None | Stable Tomorrow looks similar, near none conditions. | 95°F | Clear Outdoor pollen exposure looks limited for most people today. |
None is the main allergen
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Outdoor pollen exposure looks limited for most people today.
None is the main allergen
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Outdoor pollen exposure looks limited for most people today.
None is the main allergen
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Outdoor pollen exposure looks limited for most people today.
None is the main allergen
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Stable
Outdoor pollen exposure looks limited for most people today.
None is the main allergen
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0
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Stable
Outdoor pollen exposure looks limited for most people today.
Regional allergy forecast
The Phoenix metro combines native desert vegetation with irrigated lawns and decades of imported landscaping. Mulberry, ash, olive, and other trees drive the early season before Bermuda grass and wind-pollinated weeds become more prominent.
Tucson’s elevation, surrounding mountain ranges, native mesquite, and mix of desert and urban landscaping produce a different pollen schedule from Phoenix. Juniper or cypress can appear early, followed by mesquite, grasses, and dry-land weeds.
State-specific pollen calendar
December to March
Juniper and cypress can release pollen during winter, followed by ash, mulberry, cottonwood, and elm as desert temperatures rise.
March to May
Several trees, Bermuda grass, and early weeds can pollinate together. Mesquite, oak, olive, mulberry, and pecan may contribute depending on the neighborhood.
April through summer
Bermuda and Johnson grass can remain active around lawns, parks, golf courses, and other irrigated landscapes long after spring trees decline.
August to November
Ragweed, pigweed, lamb’s quarters, cocklebur, and Russian thistle contribute to the late-summer and fall season, especially during dry, windy weather.
Weather-pollen correlation
Wind can disperse pollen, rain can temporarily wash particles down, and humidity can increase mold irritation. The city table combines pollen and weather signals so users can compare outdoor risk without opening every city page.