San Mateo Sea Conditions and Tide Table

San Mateo 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 04:54 PM.

Days 1–4 Weather Summary

Heavy rain (total 29mm), heaviest during Wed night. Cool air temperatures (max 16°C on Wed afternoon, min 10°C on Fri night). Winds decreasing (strong winds from the SSE on Wed night, light winds from the SSW by Fri night).

Days 5–7 Weather Summary

Mostly dry. Cool air temperatures (max 13°C on Mon afternoon, min 6°C on Sun night). Wind will be generally light.

Days 8–10 Weather Summary

Heavy rain (total 36mm), heaviest during Thu night. Very mild (max 15°C on Wed afternoon, min 9°C on Tue night). Wind will be generally light.

Days 11–13 Weather Summary

Mostly dry. Very mild (max 14°C on Fri afternoon, min 9°C on Sat night). Wind will be generally light.

Wed
24
Thursday
25
Friday
26
Saturday
27
Sunday
28
Monday
29
Tuesday
30
Wednesday
31
Thursday
1
Friday
2
Saturday
3
Sunday
4
Mon
5
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
night
AM
Wave Height Map
High Tide
2:53PM2.15m
4:31AM2.04m
3:46PM2.01m
5:12AM2.12m
4:46PM1.86m
5:54AM2.22m
5:55PM1.74m
6:37AM2.33m
7:13PM1.68m
7:23AM2.45m
8:35PM1.69m
8:10AM2.57m
9:53PM1.76m
9:00AM2.67m
11:01PM1.87m
9:50AM2.74m
11:56PM1.94m
10:42AM2.78m
00:45AM2.00m
11:33AM2.77m
1:30AM2.04m
12:23PM2.70m
2:12AM2.07m
Low Tide
9:46PM0.02m
10:35AM1.01m
10:31PM0.15m
11:36AM0.86m
11:19PM0.32m
12:37PM0.65m
00:12AM0.51m
1:35PM0.40m
1:08AM0.70m
2:30PM0.15m
2:06AM0.86m
3:22PM-0.09m
3:03AM0.97m
4:12PM-0.29m
4:00AM1.04m
5:02PM-0.42m
4:54AM1.04m
5:51PM-0.49m
5:46AM1.00m
6:39PM-0.50m
6:39AM0.95m
7:25PM-0.44m
7:33AM0.89m
Wave
height (m) 
direction
period (s) 
rain showers
rain showers
light rain
rain showers
rain showers
rain showers
rain showers
rain showers
part cloud
clear
part cloud
part cloud
clear
clear
clear
clear
clear
clear
clear
part cloud
cloud
cloud
cloud
light rain
light rain
heavy rain
clear
clear
clear
clear
part cloud
part cloud
part cloud
cloud
part cloud
cloud
rain shwrs
rain shwrs
light rain
rain shwrs
rain shwrs
rain shwrs
rain shwrs
rain shwrs
some clouds
clear
some clouds
some clouds
clear
clear
clear
clear
clear
clear
clear
some clouds
cloudy
cloudy
cloudy
light rain
light rain
heavy rain
clear
clear
clear
clear
some clouds
some clouds
some clouds
cloudy
some clouds
cloudy
 km/h
20
SSE
45
SSE
20
SSW
30
SSE
25
SSW
30
S
15
WSW
10
SSW
5
NNE
10
NNE
5
N
5
NE
5
N
5
NE
5
NE
5
NE
5
ENE
5
NE
5
NE
5
ENE
5
ENE
5
NNE
5
NE
5
ENE
5
NE
10
SSE
5
WSW
10
W
5
SSE
0
ESE
5
NW
0
WNW
5
SE
5
SE
10
SSE
5
SSE
 mm 
2
9
1
2
7
2
2
4
1
3
32
max°C
16
15
13
14
13
13
12
10
12
12
10
11
11
8
12
13
9
13
14
10
14
15
14
12
12
15
14
14
11
13
13
11
13
13
11
14
Moonrise
11:01
11:25
11:49
12:16
12:46
1:23
2:09
3:06
4:14
5:29
6:46
Moonset
9:35
10:39
11:45
12:52
2:03
3:18
4:35
5:51
7:01
7:59
8:45
9:22
Sunrise
7:20
7:22
7:22
7:22
7:22
7:22
7:22
7:22
7:22
7:22
7:22
7:22
Sunset
4:54
4:55
4:55
4:57
4:58
4:58
4:59
5:00
5:00
5:01
5:01
5:02
Today's sea temperature in San Mateo is
12.4° C
(Statistics for 24 Dec 1981-2005 – mean: 12.3 max: 14.9 min: 10.7°C)
Issued (local time): 3 pm Wednesday 24 Dec 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest