10-day forecast · Foster City
Day-by-day outlook up to 14 days: highs, lows, precipitation totals, wind and UV. Planning further ahead? Open the 30-day outlook →
Tue · Today
Mostly cloudy
78°
58°
20%
⌄
Wind 10 mph NW
Gusts 21 mph
UV index 9 – Very high
Precip chance 20%
Sunrise 6:33 AM
Sunset 7:48 PM
Wed · Tomorrow
Sunny
79°
58°
6%
⌄
Wind 10 mph NW
Gusts 16 mph
UV index 9 – Very high
Precip chance 6%
Sunrise 6:34 AM
Sunset 7:47 PM
Thursday 27/8
Sunny
78°
55°
6%
⌄
Wind 10 mph W
Gusts 15 mph
UV index 9 – Very high
Precip chance 6%
Sunrise 6:35 AM
Sunset 7:45 PM
Friday 28/8
Sunny
74°
55°
8%
⌄
Wind 9 mph W
Gusts 12 mph
UV index 6 – High
Precip chance 8%
Sunrise 6:36 AM
Sunset 7:44 PM
Saturday 29/8
Sunny
72°
55°
9%
⌄
Wind 9 mph W
Gusts 11 mph
UV index 6 – High
Precip chance 9%
Sunrise 6:36 AM
Sunset 7:43 PM
Sunday 30/8
Partly cloudy
69°
55°
13%
⌄
Wind 11 mph W
Gusts 12 mph
UV index 6 – High
Precip chance 13%
Sunrise 6:37 AM
Sunset 7:41 PM
Monday 31/8
Sunny
68°
53°
8%
⌄
Wind 12 mph NW
Gusts 13 mph
UV index 6 – High
Precip chance 8%
Sunrise 6:38 AM
Sunset 7:40 PM
Tuesday 1/9
Mostly cloudy
69°
54°
12%
⌄
Wind 9 mph NW
Gusts 15 mph
UV index 5 – Moderate
Precip chance 12%
Sunrise 6:39 AM
Sunset 7:38 PM
Wednesday 2/9
Mostly cloudy
76°
58°
15%
⌄
Wind 8 mph NW
Gusts 9 mph
UV index 5 – Moderate
Precip chance 15%
Sunrise 6:40 AM
Sunset 7:37 PM
Thursday 3/9
Mostly cloudy
81°
65°
10%
⌄
Wind 6 mph NW
Gusts 8 mph
UV index 6 – High
Precip chance 10%
Sunrise 6:41 AM
Sunset 7:35 PM
Friday 4/9
Mostly cloudy
79°
57°
6%
⌄
Wind 8 mph W
Gusts 9 mph
UV index 7 – High
Precip chance 6%
Sunrise 6:41 AM
Sunset 7:34 PM
Saturday 5/9
Sunny
73°
53°
4%
⌄
Wind 10 mph NW
Gusts 17 mph
UV index 6 – High
Precip chance 4%
Sunrise 6:42 AM
Sunset 7:32 PM
Sunday 6/9
Sunny
81°
59°
1%
⌄
Wind 11 mph NW
Gusts 15 mph
UV index 7 – High
Precip chance 1%
Sunrise 6:43 AM
Sunset 7:31 PM
Monday 7/9
Sunny
82°
62°
0%
⌄
Wind 8 mph NW
Gusts 17 mph
UV index 7 – High
Precip chance 0%
Sunrise 6:44 AM
Sunset 7:29 PM
10-day outlook for Foster City
Over the next ten days Foster City peaks at 81° on Thursday and bottoms out at 53° on Monday. Day-to-day swings stay modest — no big pattern change inside the period. Rain totals come to essentially nothing across the ten days.