Seaford, Seaford, Delaware, United States Historical Air Quality Analysis
Dive into detailed Air Quality Insights with historical data, monthly patterns, and yearly trends at your fingertips!
March Air Quality Analysis
Seaford, Seaford, Delaware, United States
AQI Trends: Highest and Lowest
Same Day Analysis (9th March):
On this day, AQI across the 5 years varied significantly: 2026 ranks 1st highest AQI at 38 of Good air quality on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 8th Mar - 9th Mar 2026
Seaford, Seaford, Delaware, United States
6 AM8th Mar 2026
5 PM
5 AM9th Mar 2026
53AQI
10AQI
42AQI
33AQI
In the last 24 hours,
Seaford's AQI reached its highest point of 53 at 4 PM during the Day, while the lowest point, 10, was recorded at 7 AM during the Day between 8th Mar and 9th Mar 2026.
Day & Night AQI Trend : Feb - Mar 2026
Seaford, Seaford, Delaware, United States
-8°C-12/-3°C
-5°C-11/3°C
2°C-7/13°C
7°C2/13°C
2°C-2/4°C
0°C-3/6°C
3°C-5/15°C
7°C2/17°C
4°C3/5°C
4°C2/6°C
9°C2/17°C
6°C4/7°C
9°C5/14°C
7°C2/14°C
3°C-1/6°C
0°C-3/3°C
-3°C-9/1°C
3°C-7/10°C
5°C2/10°C
5°C0/13°C
7°C-3/18°C
6°C2/11°C
2°C-1/6°C
4°C1/9°C
10°C7/13°C
9°C6/15°C
7°C5/9°C
10°C5/16°C
19°C12/25°C
17°C7/27°C
50AQI
25AQI
43AQI
26AQI
2026 Days Vs Air Quality
Seaford, Seaford, Delaware, United States
94%
64
6%
4
Total number of days with different AQI categories in last 69 days in 2026 (296 days remaining)
Under WHO’s Safe Air Quality Limits: 94%
Health Risk Level:
Very Low
In 2026, 94% of 69 days were within WHO’s safe air quality limits. The risk of health issues is Very Low, but health impacts are still unclear.
Annual Air Quality Insights
Seaford, Seaford, Delaware, United States
AQI levels in 2026
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
19AQI (US)
33AQI (US)
50AQI (US)
59AQI (US)
45AQI (US)
53AQI (US)
49AQI (US)
42AQI (US)
47AQI (US)
44AQI (US)
23AQI (US)
22AQI (US)
23AQI (US)
41AQI (US)
28AQI (US)
16AQI (US)
33AQI (US)
61AQI (US)
37AQI (US)
24AQI (US)
32AQI (US)
35AQI (US)
31AQI (US)
46AQI (US)
48AQI (US)
31AQI (US)
37AQI (US)
21AQI (US)
34AQI (US)
47AQI (US)
45AQI (US)
45AQI (US)
47AQI (US)
25AQI (US)
24AQI (US)
35AQI (US)
29AQI (US)
28AQI (US)
47AQI (US)
43AQI (US)
24AQI (US)
26AQI (US)
46AQI (US)
42AQI (US)
24AQI (US)
34AQI (US)
33AQI (US)
25AQI (US)
32AQI (US)
32AQI (US)
42AQI (US)
37AQI (US)
30AQI (US)
41AQI (US)
44AQI (US)
35AQI (US)
26AQI (US)
18AQI (US)
24AQI (US)
26AQI (US)
52AQI (US)
42AQI (US)
23AQI (US)
20AQI (US)
30AQI (US)
37AQI (US)
32AQI (US)
38AQI (US)
37AQI (US)
34AQI (US)
33AQI (US)
No. of days
202635AQI (US)
Highest AQI (US) recorded in
January37AQI (US)
Lowest AQI (US) recorded in
March33AQI (US)
202532AQI (US)
Highest AQI (US) recorded in
December41AQI (US)
Lowest AQI (US) recorded in
May23AQI (US)
202431AQI (US)
Highest AQI (US) recorded in
August37AQI (US)
Lowest AQI (US) recorded in
November24AQI (US)
202342AQI (US)
Highest AQI (US) recorded in
June69AQI (US)
Lowest AQI (US) recorded in
December33AQI (US)
202234AQI (US)
Highest AQI (US) recorded in
February38AQI (US)
Lowest AQI (US) recorded in
October28AQI (US)
202137AQI (US)
Highest AQI (US) recorded in
July45AQI (US)
Lowest AQI (US) recorded in
October29AQI (US)
202034AQI (US)
Highest AQI (US) recorded in
November40AQI (US)
Lowest AQI (US) recorded in
September27AQI (US)
Most & Least Polluted Years Over the Last 7 Years
Seaford's annual 2026 AQI (US) (35) shows an average percentage change of 1.6% (worsened AQI (US)) compared to previous years: 2020 (34), 2021 (37), 2022 (34), 2023 (42), 2024 (31), 2025 (32).