Sugar Land pollen forecast - today, tomorrow and the week ahead

Today (9 August) pollen in Sugar Land is low; grass, mugwort, and ragweed are low. Tomorrow (10 August 2026) levels are similar. Over the following five days grass, mugwort, and ragweed will increase. Forecasts are calculated by Airmine using satellites to map local vegetation and determine pollen season onset.

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Developed with support from the European Space Agency (ESA)’s Business Applications and Space Solutions (BASS) team

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Sugar Land's suburban setting southwest of Houston features oak, pine, and introduced trees along parks and residential streets as the main pollen sources, with exposure varying between these green areas and the more built-up city centre. Surrounding Gulf Coast prairie and the Brazos River corridor contribute substantial grass and crop pollen, while the flat, low-lying landscape allows pollen to disperse readily across the greater Houston area.

Today - 9 August

  • Alder (Alnus):

    None

    0/100

  • Birch (Betula):

    None

    0/100

  • Hazel (Corylus):

    None

    0/100

  • Cypress (Cupressaceae):

    None

    0/100

  • Grass (Poaceae):

    Low

    7/100

  • Willow (Salicaceae):

    None

    0/100

  • Mugwort (Artemisia):

    Low

    1/100

  • Ragweed (Ambrosia):

    Low

    21/100

High pollen levels may trigger sneezing, itchy eyes, and congestion. Airmine's neighbourhood estimates use satellites to map local vegetation and a statistical prediction model, updated four times daily.

Tomorrow - 10 August

  • Alder (Alnus):

    None

    0/100

  • Birch (Betula):

    None

    0/100

  • Hazel (Corylus):

    None

    0/100

  • Cypress (Cupressaceae):

    None

    0/100

  • Grass (Poaceae):

    Low

    7/100

  • Willow (Salicaceae):

    None

    0/100

  • Mugwort (Artemisia):

    Low

    1/100

  • Ragweed (Ambrosia):

    Low

    21/100

Air quality in Sugar Land

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Frequently Asked Questions

Is pollen high in Sugar Land right now?

On 9 August 2026, overall pollen levels in Sugar Land are low. Grass is the main contributor to airborne pollen, while ambrosia and artemisia remain at lower levels

Will pollen levels change in Sugar Land tomorrow?

On 10 August 2026, pollen conditions in Sugar Land will be similar to today, with grass at low levels, ambrosia at low levels, artemisia at low levels

Is pollen expected to decrease in Sugar Land this week?

According to the five-day outlook, grass, ambrosia, and artemisia pollen levels will increase later in the week.

Which pollen types are currently active in Sugar Land?

On 9 August 2026, Grass is the dominant pollen source in Sugar Land. ambrosia and artemisia are also present but at lower levels. cypress are not currently active.

When is pollen season in Sugar Land?
Sugar Land's pollen season opens with cedar and oak from late January in the mild Gulf Coast climate. Grass pollen follows through March and April, with ragweed extending the season into October. The flat Gulf Coast prairie landscape allows pollen to disperse readily, while the Brazos River corridor and surrounding Houston metropolitan woodland and farmland contribute substantial tree and grass pollen under prevailing southerly winds.
How often is the Sugar Land pollen forecast updated?

The Sugar Land pollen forecast is updated four times daily. See the timestamp below for the most recent update.

Does pollen in Sugar Land come from nearby or far away?

Studies show that most pollen exposure (often 70–90%) comes from nearby sources, such as local trees and vegetation. A good pollen forecast therefore depends on accurately representing local vegetation. Pollen can travel long distances, but this usually matters only early in the season or during specific wind events.

Are pollen levels in Sugar Land based on measurements or forecasts?

Pollen data is often misunderstood. Most "pollen levels" are not real-time measurements, but forecasts.

Direct pollen measurements are typically delayed by 1-2 days because they require manual analysis. To show current conditions in Sugar Land, modern forecasts combine recent measurements, weather data, and information about local vegetation.

This allows us to estimate pollen levels for today and the coming days, not just report the past.

Airmine’s atmospheric monitoring platform was developed with support from the European Space Agency (ESA)’s Business Applications and Space Solutions (BASS) team, using satellite and Earth observation technologies to improve emissions monitoring.

Want to see pollen forecasts for other cities in United States?

Check pollen in other popular cities:

Data provided by Airmine — Last update: 10 August 2026 at 02:34 CEST (Data is updated four times daily.)

This page provides the latest public pollen forecast for Sugar Land.

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Unless explicitly made clear, the content on this site has not been paid for by external organisations and is Airmine's sole responsibility.

Disclaimer: Forecasts are provided for informational purposes only and should not be relied upon as medical advice. Actual pollen and air quality conditions may vary from the forecast. If you have allergies, asthma, or another medical condition, consult a healthcare professional. Please see our Terms of Service for important information about limitations of liability.