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Guaynabo (Guaynabo) (PR)

Air Quality Trend (last 7 days)

Good (0-50)
Moderate (51-100)
Unhealthy for Sensitive Groups (101-150)
Unhealthy (151-200)
Very Unhealthy (201-300)
Hazardous (300+)

Weather - 48h MET Norway

Bezchmurnie
28°C
Bezchmurnie
Humidity
56.4%
Wind
10 m/s
Pressure
1017.3 hPa
Direction
79°
Sunrise
05:00
Sunset
17:00
24h Forecast:
Temp.
22° / 29°
Precip.
0.5mm
Max wind
10 m/s

Hourly Forecast

10.03
Now
Weather
28°
10
10.03
18:00
Weather
29°
10
10.03
19:00
Weather
28°
10
10.03
20:00
Weather
27°
0.2
10
10.03
21:00
Weather
27°
10
10.03
22:00
Weather
25°
9
10.03
23:00
Weather
24°
9
11.03
00:00
Weather
24°
0.1
8
11.03
01:00
Weather
24°
9
11.03
02:00
Weather
23°
0.2
7
11.03
03:00
Weather
23°
8
11.03
04:00
Weather
23°
8
11.03
05:00
Weather
23°
7
11.03
06:00
Weather
22°
6
11.03
07:00
Weather
22°
6
11.03
08:00
Weather
22°
5
11.03
09:00
Weather
22°
6
11.03
10:00
Weather
22°
11.03
11:00
Weather
22°
6
11.03
12:00
Weather
24°
6
11.03
13:00
Weather
25°
7
11.03
14:00
Weather
26°
7
11.03
15:00
Weather
28°
7
11.03
16:00
Weather
28°
8

Temperature

29°C
22°C
17:00
28°C
18:00
29°C
19:00
28°C
20:00
27°C
21:00
27°C
22:00
25°C
23:00
24°C
00:00
24°C
01:00
24°C
02:00
23°C
03:00
23°C
04:00
23°C
05:00
23°C
06:00
22°C
07:00
22°C
08:00
22°C
09:00
22°C
10:00
22°C
11:00
22°C
12:00
24°C
13:00
25°C
14:00
26°C
15:00
28°C
16:00
28°C
17:00 04:00 16:00

Precipitation

0.2mm
0mm
20:00
0.2mm
00:00
0.1mm
02:00
0.2mm
17:00 04:00 16:00

Wind

10m/s
0m/s
17:00
9.8 m/s
18:00
9.7 m/s
19:00
9.7 m/s
20:00
9.9 m/s
21:00
10 m/s
22:00
8.9 m/s
23:00
9 m/s
00:00
8.2 m/s
01:00
8.8 m/s
02:00
6.8 m/s
03:00
7.8 m/s
04:00
8 m/s
05:00
6.5 m/s
06:00
6.4 m/s
07:00
5.7 m/s
08:00
5.3 m/s
09:00
5.6 m/s
10:00
4.7 m/s
11:00
5.8 m/s
12:00
6.2 m/s
13:00
7.2 m/s
14:00
7 m/s
15:00
7.1 m/s
16:00
8.3 m/s
17:00 04:00 16:00

Radiation

No sensor within 100 km.

We display the worst measurements from all stations in the area. This approach provides a more cautious assessment of air quality, accounting for local pollution sources.

AQI
20.5 km
7
2.3%

Measurement time: 2026-03-10 18:16

Calculated from PM2.5/PM10

O3
20.5 km
58.28 µg/m3
36.4%

Measurement time: 2026-03-10 18:16

source: OpenWeatherMap

PM10
20.5 km
7.6 µg/m3
5.4%

Measurement time: 2026-03-10 18:16

source: OpenWeatherMap

PM2.5
20.5 km
1.5 µg/m3
1.8%

Measurement time: 2026-03-10 18:16

source: OpenWeatherMap

CO
20.5 km
0.08265 mg/m3
0.6%

Measurement time: 2026-03-10 18:16

source: OpenWeatherMap

NO2
20.5 km
0.05 µg/m3
0%

Measurement time: 2026-03-10 18:16

source: OpenWeatherMap

SO2
20.5 km
0.11 µg/m3
0%

Measurement time: 2026-03-10 18:16

source: OpenWeatherMap

Info


Country: Puerto Rico
Region: Guaynabo
Latitude: 18.35745
Longitude: -66.111


Solar Energy

Good
752 W/m²
Solar Radiation
Solar Calculator
Calculate energy production for Guaynabo

About Air Quality in Guaynabo

Air quality in Guaynabo is monitored in real-time by sensors and measurement stations. On this page you'll find current data on major air pollutants including particulate matter PM2.5 and PM10, nitrogen dioxide (NO2), ozone (O3), and radiation levels.

Common Pollutants in Guaynabo

  • PM2.5 - fine particulate matter up to 2.5 micrometers, particularly harmful to health
  • PM10 - particulate matter up to 10 micrometers from traffic and industry
  • NO2 - nitrogen dioxide mainly emitted by vehicles
  • O3 - tropospheric ozone formed in photochemical reactions

When is Air Quality Best in Guaynabo?

Generally, the best air quality occurs:

  • Early morning (5:00-7:00 AM) before rush hour traffic
  • After rainfall which cleanses the atmosphere
  • During strong winds that disperse pollutants
  • In summer months when heating systems are less used

Tips for Runners in Guaynabo

If you're planning outdoor activities in Guaynabo, always check the current AQI value. When AQI exceeds 100, consider moving your workout indoors or shortening the distance. People with respiratory issues, children, and seniors should be especially cautious during elevated pollution levels. Choose routes away from busy streets and industrial areas.