Weather Forecast for Hermanus
Western Cape, South Africa
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Current Weather - Hermanus: 18°C
Current Weather - Hermanus: 18°C
Western Cape, South Africa
Patchy rain nearby
Feels like 18°C
Wind
21 km/h ESE
Humidity
82%
Pressure
1022 mb
UV Index
2
Visibility
10 km
Patchy rain nearby
Monday, May 18, 2026
High
18°C
Low
15°C
Rain Chance
88%
Hourly Forecast
18°C
18°C
18°C
18°C
18°C
18°C
17°C
17°C
17°C
17°C
17°C
17°C
17°C
Day Statistics
Maximum Wind
36 km/h
Humidity
87%
Precipitation
1 mm
UV Index
3
Visibility
10 km
Rain Chance
88%
Snow Chance
0%
Sun & Moon
Sunrise
07:32 AM
Sunset
05:47 PM
Moonrise
09:33 AM
Moonset
07:05 PM
Moon Phase
Waxing Crescent
Moon Illumination
2%
Air Quality
PM2.5
6.7
μg/m³
PM10
9.6
μg/m³
NO₂
2.5
μg/m³
O₃
52.8
μg/m³
SO₂
2
μg/m³
CO
68.9
μg/m³
Patchy rain nearby
Tuesday, May 19, 2026
High
19°C
Low
17°C
Rain Chance
84%
Hourly Forecast
17°C
17°C
17°C
17°C
17°C
17°C
17°C
17°C
17°C
17°C
17°C
18°C
18°C
19°C
19°C
19°C
19°C
18°C
17°C
18°C
17°C
18°C
17°C
17°C
Day Statistics
Maximum Wind
42 km/h
Humidity
85%
Precipitation
2 mm
UV Index
2
Visibility
9 km
Rain Chance
84%
Snow Chance
0%
Sun & Moon
Sunrise
07:32 AM
Sunset
05:46 PM
Moonrise
10:39 AM
Moonset
08:15 PM
Moon Phase
Waxing Crescent
Moon Illumination
7%
Air Quality
PM2.5
4.3
μg/m³
PM10
5.4
μg/m³
NO₂
2.3
μg/m³
O₃
61.5
μg/m³
SO₂
2
μg/m³
CO
71.3
μg/m³
Patchy rain nearby
Wednesday, May 20, 2026
High
19°C
Low
17°C
Rain Chance
89%
Hourly Forecast
17°C
17°C
17°C
18°C
17°C
17°C
17°C
17°C
18°C
18°C
18°C
18°C
19°C
19°C
19°C
19°C
19°C
18°C
17°C
17°C
17°C
17°C
17°C
17°C
Day Statistics
Maximum Wind
35 km/h
Humidity
88%
Precipitation
1 mm
UV Index
1
Visibility
10 km
Rain Chance
89%
Snow Chance
0%
Sun & Moon
Sunrise
07:33 AM
Sunset
05:46 PM
Moonrise
11:35 AM
Moonset
09:29 PM
Moon Phase
Waxing Crescent
Moon Illumination
15%
Air Quality
PM2.5
6.9
μg/m³
PM10
7.8
μg/m³
NO₂
3.5
μg/m³
O₃
52.1
μg/m³
SO₂
2.5
μg/m³
CO
79.7
μg/m³
Patchy rain nearby
Thursday, May 21, 2026
High
18°C
Low
16°C
Rain Chance
89%
Hourly Forecast
16°C
16°C
16°C
16°C
16°C
16°C
16°C
16°C
16°C
17°C
17°C
18°C
18°C
18°C
18°C
18°C
18°C
18°C
17°C
17°C
17°C
17°C
17°C
17°C
Day Statistics
Maximum Wind
16 km/h
Humidity
91%
Precipitation
1 mm
UV Index
3
Visibility
8 km
Rain Chance
89%
Snow Chance
0%
Sun & Moon
Sunrise
07:34 AM
Sunset
05:45 PM
Moonrise
12:20 PM
Moonset
10:41 PM
Moon Phase
Waxing Crescent
Moon Illumination
24%
Air Quality
PM2.5
10.1
μg/m³
PM10
12.4
μg/m³
NO₂
5
μg/m³
O₃
49.8
μg/m³
SO₂
2.7
μg/m³
CO
90
μg/m³
Patchy rain nearby
Friday, May 22, 2026
High
18°C
Low
16°C
Rain Chance
88%
Hourly Forecast
17°C
17°C
17°C
16°C
16°C
16°C
17°C
17°C
16°C
17°C
18°C
18°C
17°C
18°C
18°C
18°C
18°C
17°C
17°C
16°C
17°C
16°C
16°C
16°C
Day Statistics
Maximum Wind
21 km/h
Humidity
87%
Precipitation
1 mm
UV Index
5
Visibility
10 km
Rain Chance
88%
Snow Chance
0%
Sun & Moon
Sunrise
07:35 AM
Sunset
05:44 PM
Moonrise
12:57 PM
Moonset
11:50 PM
Moon Phase
Waxing Crescent
Moon Illumination
34%
Air Quality
PM2.5
8.4
μg/m³
PM10
11.9
μg/m³
NO₂
4.3
μg/m³
O₃
47.2
μg/m³
SO₂
2.2
μg/m³
CO
103.8
μg/m³
Sunny
Saturday, May 23, 2026
High
18°C
Low
15°C
Rain Chance
0%
Hourly Forecast
16°C
16°C
16°C
16°C
16°C
15°C
15°C
15°C
15°C
16°C
17°C
17°C
18°C
18°C
18°C
18°C
17°C
17°C
17°C
16°C
16°C
16°C
16°C
16°C
Day Statistics
Maximum Wind
13 km/h
Humidity
83%
Precipitation
0 mm
UV Index
6
Visibility
10 km
Rain Chance
0%
Snow Chance
0%
Sun & Moon
Sunrise
07:35 AM
Sunset
05:44 PM
Moonrise
01:27 PM
Moonset
No moonset
Moon Phase
First Quarter
Moon Illumination
45%
Sunny
Sunday, May 24, 2026
High
18°C
Low
15°C
Rain Chance
0%
Hourly Forecast
16°C
15°C
15°C
15°C
15°C
15°C
15°C
15°C
15°C
16°C
17°C
18°C
18°C
18°C
18°C
18°C
18°C
17°C
17°C
16°C
16°C
16°C
16°C
16°C
Day Statistics
Maximum Wind
9 km/h
Humidity
79%
Precipitation
0 mm
UV Index
6
Visibility
10 km
Rain Chance
0%
Snow Chance
0%
Sun & Moon
Sunrise
07:36 AM
Sunset
05:43 PM
Moonrise
01:54 PM
Moonset
12:55 AM
Moon Phase
Waxing Gibbous
Moon Illumination
56%
Solar Radiation Data
Shortwave Radiation
206.84
Diffuse Radiation
101.74
DNI
408.76
GTI
47.42
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