Hermanus Sea Conditions and Tide Table

Hermanus Sea Conditions table showing wave height, swell direction and period.

High and low tide times are also provided on the table along with the moon phase and forecast weather. Sunrise today is at — and sunset is at 07:52 PM.

Days 1–4 Weather Summary

Mostly dry. Warm air temperatures (max 29°C on Sun afternoon, min 15°C on Thu night). Winds increasing (light winds from the E on Fri morning, fresh winds from the SE by Sat afternoon).

Days 5–7 Weather Summary

Light rain (total 7mm), mostly falling on Tue morning. Warm air temperatures (max 26°C on Mon morning, min 17°C on Tue night). Winds decreasing (fresh winds from the E on Sun night, light winds from the SSW by Mon night).

Days 8–10 Weather Summary

Mostly dry. Warm (max 28°C on Fri afternoon, min 16°C on Thu night). Winds decreasing (fresh winds from the SE on Fri afternoon, light winds from the E by Sat morning).

Days 11–13 Weather Summary

Light rain (total 2mm), mostly falling on Sun morning. Warm (max 22°C on Sun afternoon, min 17°C on Mon night). Winds decreasing (fresh winds from the W on Sun afternoon, calm by Tue night).

Friday
19
Saturday
20
Sunday
21
Monday
22
Tuesday
23
Wednesday
24
Thursday
25
Friday
26
Saturday
27
Sunday
28
Monday
29
Tue
30
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
Wave Height Map
High Tide
2:51AM1.36m
2:54PM1.42m
3:24AM1.39m
3:28PM1.44m
3:58AM1.42m
4:02PM1.44m
4:32AM1.43m
4:35PM1.42m
5:06AM1.43m
5:10PM1.38m
5:42AM1.43m
5:47PM1.33m
6:21AM1.41m
6:30PM1.27m
7:05AM1.39m
7:22PM1.20m
7:58AM1.36m
8:28PM1.14m
9:02AM1.34m
9:49PM1.12m
10:16AM1.34m
11:12PM1.16m
11:31AM1.38m
Low Tide
8:42PM0.25m
8:53AM0.36m
9:15PM0.22m
9:27AM0.33m
9:47PM0.20m
10:01AM0.32m
10:18PM0.19m
10:35AM0.33m
10:50PM0.20m
11:10AM0.35m
11:22PM0.22m
11:49AM0.37m
11:58PM0.26m
12:32PM0.40m
00:38AM0.32m
1:23PM0.42m
1:25AM0.39m
2:25PM0.44m
2:26AM0.45m
3:38PM0.43m
3:41AM0.50m
4:58PM0.39m
5:06AM0.48m
Wave
height (m) 
direction
period (s) 
1.6
SW
10
1.4
SW
13
1.7
SSW
10
2
SSW
12
2.2
SSW
14
2.3
SSW
14
1.9
SW
12
1.7
SW
11
1.9
SW
11
1.6
SW
10
1.4
SSW
10
1.3
SSW
10
1.1
SSW
10
1.2
SW
10
1.4
SW
7
1.7
SSW
8
1.6
SSW
8
1.6
SSW
8
1.4
SW
11
1.3
SW
10
1.4
SW
10
1.8
SW
11
1.5
SW
11
1.7
SW
11
1.3
SW
11
1.4
SW
12
1.6
SW
12
1.6
SW
13
2.1
SW
12
2.1
WSW
8
1.8
SW
8
1.5
SW
8
1.3
WSW
9
1.1
SW
10
1.1
SSW
9
1.1
SSW
8
clear
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
clear
part cloud
part cloud
light rain
rain showers
rain showers
part cloud
cloud
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
rain showers
clear
part cloud
clear
clear
clear
part cloud
cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
some clouds
clear
some clouds
some clouds
light rain
rain shwrs
rain shwrs
some clouds
cloudy
some clouds
clear
clear
clear
clear
clear
clear
clear
clear
some clouds
rain shwrs
clear
some clouds
clear
clear
clear
some clouds
cloudy
 km/h
10
ESE
20
SSE
25
SSE
15
E
25
SE
35
SE
25
E
25
E
35
ESE
25
ENE
10
SSE
15
SSW
10
WNW
15
W
15
SSW
15
SE
20
S
15
SSE
15
ESE
20
SSE
30
SSE
20
E
15
ESE
35
SE
15
ENE
15
SW
25
WSW
15
NW
30
WNW
35
WSW
10
WSW
10
SSW
15
SSW
15
ENE
10
SSW
10
SSW
 mm 
4
1
2
2
max°C
18
21
22
19
25
25
22
27
29
22
26
26
22
20
20
20
20
18
19
21
21
20
26
28
22
22
22
21
20
22
19
20
20
19
22
22
Moonrise
4:27
5:17
6:13
7:14
8:16
9:18
10:21
11:23
12:26
1:32
2:41
3:54
Moonset
7:49
8:40
9:25
10:04
10:37
11:07
11:34
12:00
12:27
12:56
1:29
Sunrise
5:26
5:26
5:26
5:26
5:26
5:28
5:28
5:28
5:30
5:30
5:31
5:31
Sunset
7:52
7:52
7:53
7:53
7:54
7:54
7:55
7:55
7:55
7:57
7:57
7:57
7:58
Today's sea temperature in Hermanus is
17.5° C
(Statistics for 18 Dec 1981-2005 – mean: 19.3 max: 21.0 min: 18.0°C)
Issued (local time): 7 pm Thursday 18 Dec 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest