Sign Hill Park

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Air quality near Sign Hill Park, South San Francisco

Air quality index (AQI⁺) and PM2.5 air pollution near Sign Hill Park, South San Francisco • 1.2K Followers • 20:00, Aug 25

Data source: PurpleAir

US AQI⁺

Good

Main pollutant:

PM2.5

0.1 µg/m³

15°

23 km/h

92 %

Data source: PurpleAir

Hourly forecast

Sign Hill Park, South San Francisco air quality index (AQI⁺) forecast

Now

15°

km/h

92%

21:00

14°

km/h

92%

22:00

14°

km/h

93%

23:00

14°

km/h

93%

Wed

00:00

13°

km/h

96%

01:00

80%

13°

km/h

98%

02:00

80%

13°

km/h

98%

03:00

13°

km/h

98%

04:00

80%

13°

km/h

98%

05:00

80%

13°

km/h

98%

06:00

13°

km/h

98%

07:00

80%

12°

km/h

98%

08:00

80%

13°

km/h

97%

09:00

13°

km/h

96%

10:00

80%

14°

km/h

95%

11:00

80%

14°

km/h

95%

12:00

15°

km/h

94%

13:00

80%

15°

km/h

94%

14:00

80%

15°

km/h

94%

15:00

15°

km/h

94%

16:00

16°

km/h

95%

17:00

70%

15°

km/h

96%

18:00

15°

km/h

97%

19:00

80%

14°

km/h

98%

20:00

80%

14°

km/h

98%

21:00

14°

km/h

98%

22:00

70%

14°

km/h

98%

23:00

14°

km/h

99%

Thu

00:00

14°

km/h

98%

01:00

14°

km/h

97%

02:00

70%

13°

km/h

98%

03:00

13°

km/h

99%

04:00

80%

13°

km/h

99%

05:00

80%

13°

km/h

99%

06:00

13°

km/h

99%

07:00

80%

13°

km/h

99%

08:00

80%

13°

km/h

98%

09:00

14°

km/h

97%

10:00

80%

14°

km/h

96%

11:00

80%

15°

km/h

96%

12:00

15°

km/h

96%

13:00

80%

15°

km/h

94%

14:00

80%

15°

km/h

95%

15:00

15°

km/h

95%

16:00

70%

15°

km/h

96%

17:00

14°

km/h

97%

18:00

21°

km/h

59%

19:00

19°

km/h

63%

20:00

19°

km/h

63%

21:00

18°

km/h

65%

22:00

18°

km/h

66%

23:00

17°

km/h

69%

Fri

00:00

17°

km/h

70%

01:00

17°

km/h

71%

02:00

16°

km/h

76%

03:00

16°

km/h

77%

04:00

16°

km/h

78%

05:00

16°

km/h

78%

06:00

16°

km/h

80%

07:00

16°

km/h

80%

08:00

16°

km/h

78%

09:00

17°

km/h

75%

10:00

17°

km/h

73%

11:00

18°

km/h

68%

12:00

20°

km/h

54%

13:00

21°

km/h

50%

14:00

21°

km/h

46%

15:00

21°

km/h

46%

16:00

21°

km/h

52%

17:00

20°

km/h

59%

18:00

19°

km/h

64%

19:00

18°

km/h

71%

Daily forecast

Sign Hill Park, South San Francisco air quality index (AQI⁺) forecast

Today

80%

16°

12°

km/h

96%

Wed

80%

21°

13°

km/h

87%

Thu

21°

16°

km/h

67%

Air pollutants

What is the current air quality near Sign Hill Park?

PM2.5 concentration currently meets the WHO annual PM2.5 guideline.

Health recommendations

Enjoy outdoor activities

Open your windows to bring clean, fresh air indoors

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Real-time Sign Hill Park, South San Francisco air pollution map

Pollen

What is the pollen count in Sign Hill Park today?

Index

Moderate

Tree

None

Grass

None

Weed

Moderate

50%

Source:

wetter.com

Pollen forecast

Pollen

What is the pollen count in Sign Hill Park today?

Index

Moderate

Tree

None

Grass

None

Weed

Moderate

50%

Source:

wetter.com

Pollen forecast

History

Historic air quality graph for Sign Hill Park

1 AQI⁺ US

Good

19:00–20:00 Aug 25

AQI⁺ US

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Most polluted locations near Sign Hill Park, South San Francisco

Worldwide AQI⁺ ranking

Station ranking

Real-time Sign Hill Park AQI⁺ station ranking

#	Stations	AQI⁺ US
1	Oyster Point	28
2	Cypress and Pine Playlot	27
3	Rise South City Office	22
4	California and Cypress Ave	18
5	California and Hawthorn Pl	18
6	El Camino High School Outside	11
7	Stonegate Drive	9
8	Buxton Avenue	6
9	South San Francisco	3
10	Sign Hill Park	1

City ranking

Real-time USA AQI⁺ city ranking

#	Cities	AQI⁺ US
1	Madras, Oregon	245
2	Prineville, Oregon	226
3	Crook County, Oregon	224
4	Crooked River Ranch, Oregon	198
5	Pullman, Washington	123
6	Crestline, California	116
7	Jurupa Valley, California	109
8	San Bernardino County, California	108
9	Peaceful Valley, Washington	106
10	Glendora, California	105