Foster City Weather Forecast 15 Days, Weather in Foster City Today
Current weather conditions and 15 day weather forecast for Foster City, California, USA including weather daily high/low temperature, warnings, chance of precipitation, pressure, humidity/wind chill, rain risk, wind speed, cloud, pressure, and UV index.
Current weather conditions at Foster City
| 12 April 2025 Saturday 13.3 ° C / 55.9°F  Mist |
Feels Like : 11.3 ° C / 52.3°F Humidity : % 94 Pressure : 1020 mb Wind Speed : 23.8 kmph / 14.8 miles from NW  Visibility : 6.4 km Precipitation (rainfall) : 0 mm Cloud (%) : 100 |
15 day weather forecast for Foster City, CA, USA
Weather Forecast for next 15 Days for Foster City including weather warnings, temperature, rain, wind speed, cloud, snow, wind speed and wind direction, pressure and UV index.Here is weather for the next 15 days in Foster City, California state, US. To see the daily forecast, scroll to the table below.
| Date | |
|---|---|
| 11 April 2025 Friday | |
| Weather forecast |  Overcast |
| Low temperature | 10 ° C (50°F) |
| High temperature | 13.4 ° C (56.1°F) |
| Avg. temperature | 11.8 ° C (53.2°F) |
| Humidity | % 95 |
| Chance of rain | 0% |
| UV Index | 1.7 |
| Sun Position | Sunrise:06:40 AM Sunset: 07:42 PM |
| Moon Position | Moonrise:06:50 PM Moonset: 06:00 AM Moon Phase ( Waxing Gibbous ) |
| 12 April 2025 Saturday | |
| Weather forecast | Overcast |
| Low temperature | 8.5 ° C (47.3°F) |
| High temperature | 14.9 ° C (58.8°F) |
| Avg. temperature | 10.8 ° C (51.5°F) |
| Humidity | % 88 |
| Chance of rain | 0% |
| UV Index | 1.7 |
| Sun Position | Sunrise:06:38 AM Sunset: 07:43 PM |
| Moon Position | Moonrise:07:48 PM Moonset: 06:21 AM Moon Phase ( Waxing Gibbous ) |
| 13 April 2025 Sunday | |
| Weather forecast | Mist |
| Low temperature | 9.1 ° C (48.4°F) |
| High temperature | 15.7 ° C (60.3°F) |
| Avg. temperature | 11.7 ° C (53°F) |
| Humidity | % 87 |
| Chance of rain | 0% |
| UV Index | 1.8 |
| Sun Position | Sunrise:06:37 AM Sunset: 07:44 PM |
| Moon Position | Moonrise:08:47 PM Moonset: 06:44 AM Moon Phase ( Full Moon ) |
| 14 April 2025 Monday | |
| Weather forecast |  Partly Cloudy |
| Low temperature | 8.4 ° C (47.1°F) |
| High temperature | 17.2 ° C (63°F) |
| Avg. temperature | 12.1 ° C (53.8°F) |
| Humidity | % 85 |
| Chance of rain | 0% |
| UV Index | 1.8 |
| Sun Position | Sunrise:06:36 AM Sunset: 07:45 PM |
| Moon Position | Moonrise:09:48 PM Moonset: 07:09 AM Moon Phase ( Waning Gibbous ) |
| 15 April 2025 Tuesday | |
| Weather forecast |  Sunny |
| Low temperature | 10.6 ° C (51°F) |
| High temperature | 15.7 ° C (60.3°F) |
| Avg. temperature | 12.7 ° C (54.9°F) |
| Humidity | % 80 |
| Chance of rain | 0% |
| UV Index | 1.8 |
| Sun Position | Sunrise:06:34 AM Sunset: 07:46 PM |
| Moon Position | Moonrise:10:50 PM Moonset: 07:39 AM Moon Phase ( Waning Gibbous ) |
| 16 April 2025 Wednesday | |
| Weather forecast | Partly Cloudy |
| Low temperature | 9.9 ° C (49.8°F) |
| High temperature | 14.5 ° C (58.1°F) |
| Avg. temperature | 11.3 ° C (52.3°F) |
| Humidity | % 81 |
| Chance of rain | 0% |
| UV Index | 0 |
| Sun Position | Sunrise:06:33 AM Sunset: 07:47 PM |
| Moon Position | Moonrise:11:51 PM Moonset: 08:14 AM Moon Phase ( Waning Gibbous ) |
| 17 April 2025 Thursday | |
| Weather forecast | Sunny |
| Low temperature | 10 ° C (49.9°F) |
| High temperature | 14.9 ° C (58.9°F) |
| Avg. temperature | 12.3 ° C (54.1°F) |
| Humidity | % 81 |
| Chance of rain | 0% |
| UV Index | 4 |
| Sun Position | Sunrise:06:31 AM Sunset: 07:48 PM |
| Moon Position | Moonrise:No moonrise Moonset: 08:57 AM Moon Phase ( Waning Gibbous ) |
| 18 April 2025 Friday | |
| Weather forecast | Sunny |
| Low temperature | 10.7 ° C (51.3°F) |
| High temperature | 14.9 ° C (58.8°F) |
| Avg. temperature | 12.7 ° C (54.8°F) |
| Humidity | % 81 |
| Chance of rain | 0% |
| UV Index | 4 |
| Sun Position | Sunrise:06:30 AM Sunset: 07:48 PM |
| Moon Position | Moonrise:12:48 AM Moonset: 09:48 AM Moon Phase ( Waning Gibbous ) |
| 19 April 2025 Saturday | |
| Weather forecast |  Patchy rain nearby |
| Low temperature | 11.1 ° C (52°F) |
| High temperature | 13.1 ° C (55.5°F) |
| Avg. temperature | 12 ° C (53.7°F) |
| Humidity | % 85 |
| Chance of rain | 89% |
| UV Index | 3 |
| Sun Position | Sunrise:06:29 AM Sunset: 07:49 PM |
| Moon Position | Moonrise:01:40 AM Moonset: 10:46 AM Moon Phase ( Waning Gibbous ) |
| 20 April 2025 Sunday | |
| Weather forecast | Patchy rain nearby |
| Low temperature | 10.1 ° C (50.2°F) |
| High temperature | 12.8 ° C (55°F) |
| Avg. temperature | 11.2 ° C (52.1°F) |
| Humidity | % 78 |
| Chance of rain | 0% |
| UV Index | 3 |
| Sun Position | Sunrise:06:27 AM Sunset: 07:50 PM |
| Moon Position | Moonrise:02:25 AM Moonset: 11:51 AM Moon Phase ( Last Quarter ) |
| 21 April 2025 Monday | |
| Weather forecast | Sunny |
| Low temperature | 8.9 ° C (47.9°F) |
| High temperature | 13.2 ° C (55.8°F) |
| Avg. temperature | 10.8 ° C (51.5°F) |
| Humidity | % 72 |
| Chance of rain | 0% |
| UV Index | 4 |
| Sun Position | Sunrise:06:26 AM Sunset: 07:51 PM |
| Moon Position | Moonrise:03:03 AM Moonset: 12:59 PM Moon Phase ( Last Quarter ) |
| 22 April 2025 Tuesday | |
| Weather forecast | Sunny |
| Low temperature | 8.2 ° C (46.8°F) |
| High temperature | 13.3 ° C (56°F) |
| Avg. temperature | 10.7 ° C (51.2°F) |
| Humidity | % 72 |
| Chance of rain | 0% |
| UV Index | 4 |
| Sun Position | Sunrise:06:25 AM Sunset: 07:52 PM |
| Moon Position | Moonrise:03:37 AM Moonset: 02:09 PM Moon Phase ( Waning Crescent ) |
| 23 April 2025 Wednesday | |
| Weather forecast | Sunny |
| Low temperature | 8.4 ° C (47.2°F) |
| High temperature | 12.2 ° C (54°F) |
| Avg. temperature | 10.3 ° C (50.5°F) |
| Humidity | % 68 |
| Chance of rain | 0% |
| UV Index | 4 |
| Sun Position | Sunrise:06:23 AM Sunset: 07:53 PM |
| Moon Position | Moonrise:04:06 AM Moonset: 03:20 PM Moon Phase ( Waning Crescent ) |
| 24 April 2025 Thursday | |
| Weather forecast | Sunny |
| Low temperature | 8.5 ° C (47.4°F) |
| High temperature | 13.4 ° C (56.2°F) |
| Avg. temperature | 10.9 ° C (51.7°F) |
| Humidity | % 71 |
| Chance of rain | 0% |
| UV Index | 4 |
| Sun Position | Sunrise:06:22 AM Sunset: 07:54 PM |
| Moon Position | Moonrise:04:33 AM Moonset: 04:32 PM Moon Phase ( Waning Crescent ) |
| Date | Weather forecast | Low temperature | High temperature | Avg. temperature | Humidity | Chance of rain | UV Index | Sun Position | Moon Position | |
|---|---|---|---|---|---|---|---|---|---|---|
| 11 April 2025 Friday | Overcast |
10 ° C (50°F) |
13.4 ° C (56.1°F) |
11.8 ° C (53.2°F) |
% 95 | 0% | 1.7 | Sunrise:06:40 AM Sunset: 07:42 PM |
Moonrise:06:50 PM Moonset: 06:00 AM Moon Phase ( Waxing Gibbous ) |
|
| 12 April 2025 Saturday | Overcast |
8.5 ° C (47.3°F) |
14.9 ° C (58.8°F) |
10.8 ° C (51.5°F) |
% 88 | 0% | 1.7 | Sunrise:06:38 AM Sunset: 07:43 PM |
Moonrise:07:48 PM Moonset: 06:21 AM Moon Phase ( Waxing Gibbous ) |
|
| 13 April 2025 Sunday | Mist |
9.1 ° C (48.4°F) |
15.7 ° C (60.3°F) |
11.7 ° C (53°F) |
% 87 | 0% | 1.8 | Sunrise:06:37 AM Sunset: 07:44 PM |
Moonrise:08:47 PM Moonset: 06:44 AM Moon Phase ( Full Moon ) |
|
| 14 April 2025 Monday | Partly Cloudy |
8.4 ° C (47.1°F) |
17.2 ° C (63°F) |
12.1 ° C (53.8°F) |
% 85 | 0% | 1.8 | Sunrise:06:36 AM Sunset: 07:45 PM |
Moonrise:09:48 PM Moonset: 07:09 AM Moon Phase ( Waning Gibbous ) |
|
| 15 April 2025 Tuesday | Sunny |
10.6 ° C (51°F) |
15.7 ° C (60.3°F) |
12.7 ° C (54.9°F) |
% 80 | 0% | 1.8 | Sunrise:06:34 AM Sunset: 07:46 PM |
Moonrise:10:50 PM Moonset: 07:39 AM Moon Phase ( Waning Gibbous ) |
|
| 16 April 2025 Wednesday | Partly Cloudy |
9.9 ° C (49.8°F) |
14.5 ° C (58.1°F) |
11.3 ° C (52.3°F) |
% 81 | 0% | 0 | Sunrise:06:33 AM Sunset: 07:47 PM |
Moonrise:11:51 PM Moonset: 08:14 AM Moon Phase ( Waning Gibbous ) |
|
| 17 April 2025 Thursday | Sunny |
10 ° C (49.9°F) |
14.9 ° C (58.9°F) |
12.3 ° C (54.1°F) |
% 81 | 0% | 4 | Sunrise:06:31 AM Sunset: 07:48 PM |
Moonrise:No moonrise Moonset: 08:57 AM Moon Phase ( Waning Gibbous ) |
|
| 18 April 2025 Friday | Sunny |
10.7 ° C (51.3°F) |
14.9 ° C (58.8°F) |
12.7 ° C (54.8°F) |
% 81 | 0% | 4 | Sunrise:06:30 AM Sunset: 07:48 PM |
Moonrise:12:48 AM Moonset: 09:48 AM Moon Phase ( Waning Gibbous ) |
|
| 19 April 2025 Saturday | Patchy rain nearby |
11.1 ° C (52°F) |
13.1 ° C (55.5°F) |
12 ° C (53.7°F) |
% 85 | 89% | 3 | Sunrise:06:29 AM Sunset: 07:49 PM |
Moonrise:01:40 AM Moonset: 10:46 AM Moon Phase ( Waning Gibbous ) |
|
| 20 April 2025 Sunday | Patchy rain nearby |
10.1 ° C (50.2°F) |
12.8 ° C (55°F) |
11.2 ° C (52.1°F) |
% 78 | 0% | 3 | Sunrise:06:27 AM Sunset: 07:50 PM |
Moonrise:02:25 AM Moonset: 11:51 AM Moon Phase ( Last Quarter ) |
|
| 21 April 2025 Monday | Sunny |
8.9 ° C (47.9°F) |
13.2 ° C (55.8°F) |
10.8 ° C (51.5°F) |
% 72 | 0% | 4 | Sunrise:06:26 AM Sunset: 07:51 PM |
Moonrise:03:03 AM Moonset: 12:59 PM Moon Phase ( Last Quarter ) |
|
| 22 April 2025 Tuesday | Sunny |
8.2 ° C (46.8°F) |
13.3 ° C (56°F) |
10.7 ° C (51.2°F) |
% 72 | 0% | 4 | Sunrise:06:25 AM Sunset: 07:52 PM |
Moonrise:03:37 AM Moonset: 02:09 PM Moon Phase ( Waning Crescent ) |
|
| 23 April 2025 Wednesday | Sunny |
8.4 ° C (47.2°F) |
12.2 ° C (54°F) |
10.3 ° C (50.5°F) |
% 68 | 0% | 4 | Sunrise:06:23 AM Sunset: 07:53 PM |
Moonrise:04:06 AM Moonset: 03:20 PM Moon Phase ( Waning Crescent ) |
|
| 24 April 2025 Thursday | Sunny |
8.5 ° C (47.4°F) |
13.4 ° C (56.2°F) |
10.9 ° C (51.7°F) |
% 71 | 0% | 4 | Sunrise:06:22 AM Sunset: 07:54 PM |
Moonrise:04:33 AM Moonset: 04:32 PM Moon Phase ( Waning Crescent ) |
|
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