Beppu, Oita, Japan 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
Beppu, Oita, Japan
AQI Trends: Highest and Lowest
Same Day Analysis (6th March):
On this day, AQI across the 5 years varied significantly: 2026 ranks 1st highest AQI at 52 of Moderate air quality on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 5th Mar - 6th Mar 2026
Beppu, Oita, Japan
6 AM5th Mar 2026
6 PM
5 AM6th Mar 2026
84AQI
48AQI
69AQI
28AQI
In the last 24 hours,
Beppu's AQI reached its highest point of 84 at 10 AM during the Day, while the lowest point, 28, was recorded at 11 PM during the Night between 5th Mar and 6th Mar 2026.
Day & Night AQI Trend : Feb - Mar 2026
Beppu, Oita, Japan
7°C2/15°C
9°C5/15°C
6°C1/11°C
-2°C-5/0°C
0°C-6/9°C
4°C-2/11°C
7°C2/11°C
6°C1/14°C
6°C0/15°C
8°C2/16°C
12°C8/18°C
9°C5/15°C
7°C2/12°C
5°C1/12°C
5°C1/11°C
7°C3/14°C
8°C2/16°C
13°C5/22°C
10°C5/16°C
10°C4/17°C
11°C10/11°C
11°C7/15°C
12°C11/14°C
9°C4/13°C
8°C2/14°C
8°C6/11°C
10°C8/12°C
7°C3/12°C
6°C1/12°C
7°C3/14°C
58AQI
36AQI
50AQI
36AQI
2026 Days Vs Air Quality
Beppu, Oita, Japan
86%
56
14%
9
Total number of days with different AQI categories in last 66 days in 2026 (299 days remaining)
Under WHO’s Safe Air Quality Limits: 86%
Health Risk Level:
Low
In 2026, 86% of 66 days were within WHO’s safe air quality limits. The risk of health issues is Low, but the long-term effects, especially on vulnerable individuals, remain uncertain.
Annual Air Quality Insights
Beppu, Oita, Japan
AQI levels in 2026
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
20AQI (US)
25AQI (US)
32AQI (US)
37AQI (US)
37AQI (US)
30AQI (US)
34AQI (US)
34AQI (US)
24AQI (US)
29AQI (US)
32AQI (US)
31AQI (US)
30AQI (US)
27AQI (US)
49AQI (US)
47AQI (US)
39AQI (US)
59AQI (US)
63AQI (US)
32AQI (US)
18AQI (US)
29AQI (US)
44AQI (US)
50AQI (US)
42AQI (US)
28AQI (US)
40AQI (US)
16AQI (US)
28AQI (US)
27AQI (US)
17AQI (US)
41AQI (US)
34AQI (US)
29AQI (US)
25AQI (US)
43AQI (US)
44AQI (US)
34AQI (US)
21AQI (US)
39AQI (US)
43AQI (US)
45AQI (US)
40AQI (US)
51AQI (US)
59AQI (US)
41AQI (US)
58AQI (US)
24AQI (US)
21AQI (US)
60AQI (US)
44AQI (US)
42AQI (US)
48AQI (US)
43AQI (US)
27AQI (US)
22AQI (US)
26AQI (US)
50AQI (US)
49AQI (US)
45AQI (US)
78AQI (US)
33AQI (US)
39AQI (US)
55AQI (US)
52AQI (US)
34AQI (US)
39AQI (US)
50AQI (US)
No. of days
202638AQI (US)
Highest AQI (US) recorded in
March50AQI (US)
Lowest AQI (US) recorded in
January34AQI (US)
202544AQI (US)
Highest AQI (US) recorded in
October53AQI (US)
Lowest AQI (US) recorded in
September31AQI (US)
202437AQI (US)
Highest AQI (US) recorded in
April43AQI (US)
Lowest AQI (US) recorded in
October33AQI (US)
202338AQI (US)
Highest AQI (US) recorded in
April45AQI (US)
Lowest AQI (US) recorded in
August27AQI (US)
202239AQI (US)
Highest AQI (US) recorded in
August58AQI (US)
Lowest AQI (US) recorded in
December31AQI (US)
202134AQI (US)
Highest AQI (US) recorded in
May42AQI (US)
Lowest AQI (US) recorded in
August27AQI (US)
202034AQI (US)
Highest AQI (US) recorded in
August50AQI (US)
Lowest AQI (US) recorded in
September26AQI (US)
Most & Least Polluted Years Over the Last 7 Years
Beppu's annual 2026 AQI (US) (38) shows an average percentage change of 1.2% (worsened AQI (US)) compared to previous years: 2020 (34), 2021 (34), 2022 (39), 2023 (38), 2024 (37), 2025 (44).