Hourly Weather in Grand Terrace, California, United States
∙ View on Radar5 min
1 hour
6 hours
1 day
Wind
10 mph
Breezy
12 mph
Breezy
13 mph
Breezy
13 mph
Breezy
13 mph
Breezy
12 mph
Breezy
11 mph
Breezy
9 mph
Light
8 mph
Light
Humidity
63%
Humid
49%
Comfortable
45%
Dry
42%
Dry
41%
Dry
39%
Dry
38%
Dry
39%
Dry
41%
Dry
Visibility
10 mi
Good
10 mi
Good
10 mi
Good
10 mi
Good
10 mi
Good
10 mi
Good
10 mi
Good
10 mi
Good
10 mi
Good
Pressure
1013 hPa
Normal
1013 hPa
Normal
1014 hPa
Normal
1014 hPa
Normal
1014 hPa
Normal
1014 hPa
Normal
1013 hPa
Normal
1013 hPa
Normal
1012 hPa
Normal
Clouds
0%
0%
0%
0%
0%
0%
0%
0%
0%
Dew point
46°
44°
44°
45°
47°
47°
46°
47°
47°
UV Index
1
2
4
6
7
8
7
5
3
Air quality
60
Moderate
60
Moderate
59
Moderate
58
Moderate
57
Moderate
61
Moderate
77
Moderate
87
Moderate
93
Moderate
Pollen index
Tree
1 / 5
1 / 5
1 / 5
1 / 5
1 / 5
1 / 5
1 / 5
1 / 5
1 / 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
0.85 μg/ft3
0.86 μg/ft3
0.74 μg/ft3
0.76 μg/ft3
0.80 μg/ft3
0.80 μg/ft3
0.79 μg/ft3
0.77 μg/ft3
0.75 μg/ft3
PM25
0.51 μg/ft3
0.50 μg/ft3
0.43 μg/ft3
0.40 μg/ft3
0.39 μg/ft3
0.38 μg/ft3
0.40 μg/ft3
0.40 μg/ft3
0.40 μg/ft3
NO2
12.26 ppb
10.41 ppb
8.57 ppb
6.73 ppb
5.6 ppb
4.47 ppb
3.34 ppb
2.85 ppb
2.36 ppb
SO2
2.17 ppb
2.51 ppb
2.86 ppb
3.2 ppb
2.99 ppb
2.79 ppb
2.59 ppb
2.37 ppb
2.16 ppb
CO
0.24 ppb
0.22 ppb
0.2 ppb
0.18 ppb
0.17 ppb
0.17 ppb
0.16 ppb
0.16 ppb
0.15 ppb
O3
30.06 ppb
37.78 ppb
45.5 ppb
53.22 ppb
57.94 ppb
62.66 ppb
67.38 ppb
68.82 ppb
70.27 ppb