Ostrava Radvanice Ozo, Petrvald, Moravskoslezsky Kraj, Czechia Historical Air Quality Analysis
Dive into detailed Air Quality Insights with historical data, monthly patterns, and yearly trends at your fingertips!
July Air Quality Analysis
Ostrava Radvanice Ozo, Petrvald, Moravskoslezsky Kraj, Czechia
AQI Trends: Highest and Lowest
Same Day Analysis (15th July):
On this day, AQI across the 5 years varied significantly: 2026 ranks 2nd highest AQI at 42 of Good air quality, showing improvement over 2024 on the same day.
Day & Night AQI Trend: 14th Jul - 15th Jul 2026
Ostrava Radvanice Ozo, Petrvald, Moravskoslezsky Kraj, Czechia
4 AM14th Jul 2026
8 PM
3 AM15th Jul 2026
62AQI
22AQI
64AQI
38AQI
In the last 24 hours,
Ostrava Radvanice Ozo's AQI reached its highest point of 64 at 10 PM during the Night, while the lowest point, 22, was recorded at 1 PM during the Day between 14th Jul and 15th Jul 2026.
Day & Night AQI Trend : Jun - Jul 2026
Ostrava Radvanice Ozo, Petrvald, Moravskoslezsky Kraj, Czechia
15°C8/21°C
17°C14/21°C
19°C13/25°C
23°C16/29°C
23°C18/31°C
23°C18/28°C
21°C17/26°C
20°C15/25°C
20°C13/26°C
23°C15/30°C
25°C19/31°C
26°C18/34°C
29°C22/36°C
27°C18/36°C
25°C19/32°C
23°C18/31°C
19°C15/25°C
18°C13/22°C
16°C11/22°C
16°C13/21°C
17°C12/21°C
19°C15/25°C
17°C13/21°C
16°C12/20°C
18°C12/23°C
18°C13/23°C
16°C14/20°C
19°C13/25°C
22°C15/28°C
19°C17/24°C
35AQI
28AQI
41AQI
38AQI
2026 Days Vs Air Quality
Ostrava Radvanice Ozo, Petrvald, Moravskoslezsky Kraj, Czechia
56%
108
31%
59
10%
20
3%
6
Total number of days with different AQI categories in last 196 days in 2026 (169 days remaining)
Under WHO’s Safe Air Quality Limits: 56%
Health Risk Level:
Considerable
In 2026, 56% of 196 days were within WHO’s safe air quality limits, and 44% exceeded them. The risk of health issues is Considerable, with potential for conditions in sensitive individuals.
Annual Air Quality Insights
Ostrava Radvanice Ozo, Petrvald, Moravskoslezsky Kraj, Czechia
AQI levels in 2026
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
32AQI (US)
21AQI (US)
26AQI (US)
30AQI (US)
62AQI (US)
108AQI (US)
138AQI (US)
124AQI (US)
129AQI (US)
142AQI (US)
53AQI (US)
42AQI (US)
57AQI (US)
76AQI (US)
88AQI (US)
100AQI (US)
81AQI (US)
123AQI (US)
140AQI (US)
75AQI (US)
72AQI (US)
144AQI (US)
171AQI (US)
166AQI (US)
151AQI (US)
101AQI (US)
63AQI (US)
131AQI (US)
101AQI (US)
57AQI (US)
81AQI (US)
82AQI (US)
106AQI (US)
128AQI (US)
154AQI (US)
152AQI (US)
151AQI (US)
147AQI (US)
93AQI (US)
85AQI (US)
87AQI (US)
32AQI (US)
21AQI (US)
20AQI (US)
62AQI (US)
48AQI (US)
82AQI (US)
68AQI (US)
56AQI (US)
121AQI (US)
91AQI (US)
84AQI (US)
52AQI (US)
18AQI (US)
23AQI (US)
36AQI (US)
57AQI (US)
50AQI (US)
66AQI (US)
62AQI (US)
51AQI (US)
86AQI (US)
96AQI (US)
78AQI (US)
103AQI (US)
104AQI (US)
124AQI (US)
100AQI (US)
86AQI (US)
72AQI (US)
71AQI (US)
66AQI (US)
44AQI (US)
56AQI (US)
55AQI (US)
45AQI (US)
77AQI (US)
100AQI (US)
108AQI (US)
61AQI (US)
71AQI (US)
78AQI (US)
81AQI (US)
71AQI (US)
26AQI (US)
30AQI (US)
39AQI (US)
43AQI (US)
26AQI (US)
38AQI (US)
38AQI (US)
53AQI (US)
54AQI (US)
51AQI (US)
25AQI (US)
15AQI (US)
25AQI (US)
26AQI (US)
43AQI (US)
76AQI (US)
78AQI (US)
103AQI (US)
60AQI (US)
59AQI (US)
81AQI (US)
88AQI (US)
46AQI (US)
53AQI (US)
19AQI (US)
42AQI (US)
34AQI (US)
35AQI (US)
40AQI (US)
30AQI (US)
34AQI (US)
48AQI (US)
42AQI (US)
40AQI (US)
39AQI (US)
44AQI (US)
38AQI (US)
26AQI (US)
33AQI (US)
29AQI (US)
25AQI (US)
45AQI (US)
49AQI (US)
25AQI (US)
16AQI (US)
20AQI (US)
23AQI (US)
26AQI (US)
38AQI (US)
46AQI (US)
31AQI (US)
33AQI (US)
36AQI (US)
50AQI (US)
39AQI (US)
34AQI (US)
46AQI (US)
47AQI (US)
42AQI (US)
43AQI (US)
23AQI (US)
28AQI (US)
30AQI (US)
25AQI (US)
39AQI (US)
37AQI (US)
38AQI (US)
13AQI (US)
23AQI (US)
22AQI (US)
29AQI (US)
19AQI (US)
28AQI (US)
21AQI (US)
13AQI (US)
22AQI (US)
18AQI (US)
19AQI (US)
19AQI (US)
23AQI (US)
33AQI (US)
38AQI (US)
37AQI (US)
46AQI (US)
36AQI (US)
32AQI (US)
24AQI (US)
26AQI (US)
31AQI (US)
50AQI (US)
57AQI (US)
63AQI (US)
60AQI (US)
55AQI (US)
56AQI (US)
17AQI (US)
23AQI (US)
20AQI (US)
21AQI (US)
23AQI (US)
26AQI (US)
25AQI (US)
23AQI (US)
28AQI (US)
27AQI (US)
26AQI (US)
28AQI (US)
42AQI (US)
42AQI (US)
93AQI (US)
78AQI (US)
69AQI (US)
48AQI (US)
34AQI (US)
32AQI (US)
28AQI (US)
No. of days
202657AQI (US)
Highest AQI (US) recorded in
January93AQI (US)
Lowest AQI (US) recorded in
July28AQI (US)
202555AQI (US)
Highest AQI (US) recorded in
February116AQI (US)
Lowest AQI (US) recorded in
July31AQI (US)
202455AQI (US)
Highest AQI (US) recorded in
December77AQI (US)
Lowest AQI (US) recorded in
May42AQI (US)
202359AQI (US)
Highest AQI (US) recorded in
February87AQI (US)
Lowest AQI (US) recorded in
July44AQI (US)
202276AQI (US)
Highest AQI (US) recorded in
March107AQI (US)
Lowest AQI (US) recorded in
August31AQI (US)
202171AQI (US)
Highest AQI (US) recorded in
December101AQI (US)
Lowest AQI (US) recorded in
August50AQI (US)
202059AQI (US)
Highest AQI (US) recorded in
March98AQI (US)
Lowest AQI (US) recorded in
July46AQI (US)
Most & Least Polluted Years Over the Last 7 Years
Ostrava Radvanice Ozo's annual 2026 AQI (US) (57) shows an average percentage change of -7.3% (improved AQI (US)) compared to previous years: 2020 (59), 2021 (71), 2022 (76), 2023 (59), 2024 (55), 2025 (55).