White Plains Air Quality in Spring
Across 2019–2025, White Plains's spring (March–May) air quality had a median AQI of 52 (Moderate) over 644 monitored days in the New York-Newark-Jersey City, NY-NJ-PA area. 1.1% of spring days (7 of 644) reached Unhealthy for Sensitive Groups or worse, and fine particulate matter (PM2.5) set the daily AQI on 48.9% of days. The cleanest spring on record here was 2020 (median AQI 46, 0 days above 100) and the worst was 2023 (median 54, 3 days above 100, peak AQI 140).
- Good: 46.1%
- Moderate: 52.8%
- Unhealthy for Sensitive Groups: 1.1%
- Unhealthy or worse: 0.0%
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How is the air in White Plains in spring?
Moderate on a typical day: median AQI 52 across 2019–2025, with 1.1% of spring days above AQI 100. Fine particulate matter (PM2.5) is the main driver.
- ✓46.1% of spring days were Good (AQI 0–50), 52.8% Moderate (51–100).
- ✓7 days of 644 reached AQI 101+; the spring peak was 140.
- ✓Cleanest month: March; worst month: May.
Frequently asked questions
What is the air quality like in White Plains in spring?▾
Across 2019–2025, the median daily AQI in White Plains in spring was 52 (Moderate). 46.1% of days were Good, 52.8% Moderate, and 1.1% reached Unhealthy for Sensitive Groups or worse, based on 644 monitored days in EPA's Air Quality System.
Is spring a good time for outdoor exercise in White Plains?▾
A typical spring day in White Plains is Moderate (median AQI 52): outdoor exercise is acceptable for most people, but unusually sensitive individuals should watch for symptoms, and about 1 day in 91 of spring days (1.1%) reached AQI 101+ — the level at which EPA advises people with asthma, children and older adults to shorten hard outdoor exertion.
Which pollutant causes White Plains's spring air quality problems?▾
Fine particulate matter (PM2.5) set the daily AQI on 48.9% of spring days in White Plains. The highest spring AQI recorded in 2019–2025 was 140 (Unhealthy for Sensitive Groups), in 2023.
White Plains spring air quality, year by year
White Plains spring air quality by year (New York-Newark-Jersey City, NY-NJ-PA, EPA AQS daily AQI)
| Year | Days monitored | Median AQI | Days above 100 | Peak AQI | Main pollutant |
|---|---|---|---|---|---|
| 2019 | 92 | 57 | 0 | 100 | PM2.5 |
| 2020cleanest | 92 | 46 | 0 | 67 | O3 |
| 2021 | 92 | 54 | 2 | 129 | PM2.5 |
| 2022 | 92 | 50 | 0 | 93 | PM2.5 |
| 2023worst | 92 | 54 | 3 | 140 | PM2.5 |
| 2024 | 92 | 49 | 1 | 133 | O3 |
| 2025 | 92 | 50 | 1 | 101 | O3 |
What spring air means in White Plains
A typical spring day in White Plains is Moderate (median AQI 52): outdoor exercise is acceptable for most people, but unusually sensitive individuals should watch for symptoms, and about 1 day in 91 of spring days (1.1%) reached AQI 101+ — the level at which EPA advises people with asthma, children and older adults to shorten hard outdoor exertion.
Spring's median AQI of 52 is in line with White Plains's whole-year median of 54, so this period is neither a clean nor a dirty stretch for the area. Nationally, the median Spring AQI across every EPA metro area (307,196 metro-days, 2019–2025) is 43, so White Plains runs above the national Spring norm; 1.1% of its Spring days topped AQI 100 versus 0.8% nationally (about the same).
Within the season, March is the cleanest month (median AQI 52, 0.0% of days above 100) and May the worst (median 53, 1.8% above 100).
Activity-specific thresholds: running, cycling, kids' sports.
Right now in White Plains
The latest EPA AirNow observation puts White Plains's AQI at 45 (PM2.5). The figures above are multi-year season statistics, not today's reading.
View current White Plains air quality →Source: EPA Air Quality System (AQS) pre-generated Daily AQI by CBSA files — daily AQI by CBSA (New York-Newark-Jersey City, NY-NJ-PA), 2019–2025. Daily AQI per CBSA is the highest AQI reported by any monitor in the area that day; the defining parameter is the pollutant that set it. Month and season statistics pool every such day in the period across all years listed. Retrieved 2026-09-09.