Hourly Weather in Colony Sandton, South Africa
∙ View on Radar5 min
1 hour
6 hours
1 day
Wind
1 km/h
Calm
4 km/h
Calm
5 km/h
Calm
3 km/h
Calm
1 km/h
Calm
4 km/h
Calm
4 km/h
Calm
4 km/h
Calm
3 km/h
Calm
Humidity
16%
Extremely dry
14%
Extremely dry
14%
Extremely dry
21%
Very dry
27%
Very dry
33%
Dry
47%
Comfortable
52%
Comfortable
55%
Comfortable
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
16 km
Good
Pressure
1025 hPa
High
1024 hPa
High
1025 hPa
High
1025 hPa
Very high
1026 hPa
Very high
1028 hPa
Very high
1028 hPa
Very high
1028 hPa
Very high
1028 hPa
Very high
Clouds
0%
0%
0%
0%
0%
0%
0%
0%
0%
Dew point
-6°
-8°
-9°
-6°
-4°
-2°
1°
2°
2°
UV Index
2
1
0
0
0
0
0
0
0
Air quality
125
Unhealthy for sensitive groups
122
Unhealthy for sensitive groups
121
Unhealthy for sensitive groups
151
Unhealthy
169
Unhealthy
193
Unhealthy
226
Very Unhealthy
258
Very Unhealthy
285
Very Unhealthy
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
45.2 μg/m3
44.2 μg/m3
43.7 μg/m3
56.2 μg/m3
80.8 μg/m3
115.2 μg/m3
152.1 μg/m3
185.3 μg/m3
211.7 μg/m3
PM25
44.9 μg/m3
44 μg/m3
43.5 μg/m3
56.1 μg/m3
80.5 μg/m3
113.8 μg/m3
150.3 μg/m3
182.9 μg/m3
209.3 μg/m3
NO2
11.2 ppb
12.8 ppb
14.4 ppb
24.2 ppb
33.9 ppb
43.7 ppb
44 ppb
44.3 ppb
44.6 ppb
SO2
25.2 ppb
25.4 ppb
25.5 ppb
48.1 ppb
70.6 ppb
93.1 ppb
96.5 ppb
99.9 ppb
103.3 ppb
CO
0.4 ppb
0.4 ppb
0.4 ppb
0.9 ppb
1.3 ppb
1.7 ppb
2.1 ppb
2.5 ppb
2.9 ppb
O3
77.2 ppb
75.5 ppb
72.2 ppb
63.2 ppb
51.4 ppb
38.1 ppb
31.1 ppb
27.2 ppb
25 ppb