Grand Rapids Air Quality in Spring
Across 2019–2025, Grand Rapids's spring (March–May) air quality had a median AQI of 45 (Good) over 644 monitored days in the Grand Rapids-Wyoming, MI area. 0.6% of spring days (4 of 644) reached Unhealthy for Sensitive Groups or worse, and ground-level ozone set the daily AQI on 52.8% of days. The cleanest spring on record here was 2020 (median AQI 42, 0 days above 100) and the worst was 2023 (median 48, 2 days above 100, peak AQI 105).
- Good: 62.7%
- Moderate: 36.6%
- Unhealthy for Sensitive Groups: 0.6%
- Unhealthy or worse: 0.0%
Extra Protection for Grand Rapids Homes
Air quality in Grand Rapids is moderate (AQI 53), with fine particles (PM2.5) the main concern. A True-HEPA purifier gives sensitive groups — kids, seniors and anyone with asthma or allergies — cleaner air indoors on days like today.
Recommended: Coway AP-1512HH Mighty — True HEPA + carbon · CADR ~246 CFM · rooms up to 361 sq ft
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How is the air in Grand Rapids in spring?
Good on a typical day: median AQI 45 across 2019–2025, with 0.6% of spring days above AQI 100. Ground-level ozone is the main driver.
- ✓62.7% of spring days were Good (AQI 0–50), 36.6% Moderate (51–100).
- ✓4 days of 644 reached AQI 101+; the spring peak was 139.
- ✓Cleanest month: March; worst month: May.
Frequently asked questions
What is the air quality like in Grand Rapids in spring?▾
Across 2019–2025, the median daily AQI in Grand Rapids in spring was 45 (Good). 62.7% of days were Good, 36.6% Moderate, and 0.6% 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 Grand Rapids?▾
A typical spring day in Grand Rapids sits in the Good range (median AQI 45), so running, cycling and children's outdoor play are fine for everyone on most days; fewer than 1% of spring days reached AQI 101+ in 2019–2025.
Which pollutant causes Grand Rapids's spring air quality problems?▾
Ground-level ozone set the daily AQI on 52.8% of spring days in Grand Rapids. The highest spring AQI recorded in 2019–2025 was 139 (Unhealthy for Sensitive Groups), in 2023.
Grand Rapids spring air quality, year by year
Grand Rapids spring air quality by year (Grand Rapids-Wyoming, MI, EPA AQS daily AQI)
| Year | Days monitored | Median AQI | Days above 100 | Peak AQI | Main pollutant |
|---|---|---|---|---|---|
| 2019 | 92 | 44 | 0 | 100 | O3 |
| 2020cleanest | 92 | 42 | 0 | 67 | O3 |
| 2021 | 92 | 47 | 1 | 107 | O3 |
| 2022 | 92 | 45 | 0 | 82 | O3 |
| 2023worst | 92 | 48 | 2 | 105 | O3 |
| 2024 | 92 | 45 | 0 | 90 | O3 |
| 2025 | 92 | 49 | 1 | 139 | PM2.5 |
What spring air means in Grand Rapids
A typical spring day in Grand Rapids sits in the Good range (median AQI 45), so running, cycling and children's outdoor play are fine for everyone on most days; fewer than 1% of spring days reached AQI 101+ in 2019–2025.
Spring's median AQI of 45 is below Grand Rapids's whole-year median of 51, making it one of the area's cleaner periods. Nationally, the median Spring AQI across every EPA metro area (307,196 metro-days, 2019–2025) is 43, so Grand Rapids runs in line with the national Spring norm; 0.6% of its Spring days topped AQI 100 versus 0.8% nationally (about the same).
Within the season, March is the cleanest month (median AQI 44, 0.5% of days above 100) and May the worst (median 48, 0.9% above 100).
Activity-specific thresholds: running, cycling, kids' sports.
Right now in Grand Rapids
The latest EPA AirNow observation puts Grand Rapids's AQI at 53 (PM2.5). The figures above are multi-year season statistics, not today's reading.
View current Grand Rapids air quality →Source: EPA Air Quality System (AQS) pre-generated Daily AQI by CBSA files — daily AQI by CBSA (Grand Rapids-Wyoming, MI), 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.