Hourly Weather in Millbrae, California, United States
∙ View on Radar5 min
1 hour
6 hours
1 day
Wind
32 km/h
Strong
20 km/h
Breezy
22 km/h
Breezy
22 km/h
Breezy
10 km/h
Light
7 km/h
Calm
5 km/h
Calm
5 km/h
Calm
3 km/h
Calm
Humidity
68%
Humid
72%
Extremely humid
71%
Extremely humid
76%
Extremely humid
68%
Humid
76%
Extremely humid
81%
Extremely humid
83%
Extremely humid
86%
Extremely humid
Visibility
16 km
Good
16 km
Good
16 km
Good
16 km
Good
16 km
Good
16 km
Good
16 km
Good
16 km
Good
14 km
Good
Pressure
1016 hPa
Normal
1015 hPa
Normal
1015 hPa
Normal
1015 hPa
Normal
1016 hPa
Normal
1016 hPa
Normal
1016 hPa
Normal
1015 hPa
Normal
1015 hPa
Normal
Clouds
1%
7%
5%
5%
3%
4%
6%
9%
18%
Dew point
14°
13°
12°
12°
10°
12°
12°
12°
12°
UV Index
3
1
0
0
0
0
0
0
0
Air quality
30
Good
30
Good
30
Good
30
Good
30
Good
30
Good
30
Good
49
Good
48
Good
Pollen index
Tree
0 / 5
0 / 5
0 / 5
0 / 5
0 / 5
0 / 5
0 / 5
0 / 5
0 / 5
Weed
0 / 5
0 / 5
0 / 5
0 / 5
0 / 5
0 / 5
0 / 5
0 / 5
0 / 5
Grass
0 / 5
0 / 5
0 / 5
0 / 5
0 / 5
0 / 5
0 / 5
0 / 5
0 / 5
Pollutants
Low risk
High risk
PM10
32.4 μg/m3
32.4 μg/m3
32.4 μg/m3
32.4 μg/m3
32.4 μg/m3
32.4 μg/m3
32.4 μg/m3
13 μg/m3
12.9 μg/m3
PM25
3.1 μg/m3
3.3 μg/m3
3.6 μg/m3
3.9 μg/m3
4.2 μg/m3
4.5 μg/m3
4.8 μg/m3
8.7 μg/m3
8.5 μg/m3
NO2
2.3 ppb
3.3 ppb
4.5 ppb
5.6 ppb
5.3 ppb
5.1 ppb
4.9 ppb
4.3 ppb
3.9 ppb
SO2
0.3 ppb
0.3 ppb
0.3 ppb
0.2 ppb
0.2 ppb
0.3 ppb
0.3 ppb
0.2 ppb
0.2 ppb
CO
0.1 ppb
0.1 ppb
0.1 ppb
0.1 ppb
0.1 ppb
0.1 ppb
0.1 ppb
0.1 ppb
0.1 ppb
O3
20.6 ppb
20.7 ppb
21 ppb
21.2 ppb
21.5 ppb
21.7 ppb
22 ppb
25.7 ppb
25.3 ppb