When to visit
Foster City?

Discover the best time of year, based on historical climate, temperature, and precipitation.

Foster City
California Republic · United States of America

The best weather in Foster City is from June, July, August.consistent weather climate

Climate score
June
98

Perfect climate

🌥Mild

Temperature
13–22°C
Cool nights
Feels like
11–21°C
Comfortable
Precipitation
1mm
Light drizzle · 0 days
Sunshine
13.2h
Mostly clear
Humidity (%)
72%
Comfortable
Annual Climate Analysis
Temperature, Rain & Feels Like
Rain
Actual Temp
Feels Like
10°20°30°JanFebMarAprMayJunJulAugSepOctNovDec
Monthly Overview
Score516053809398999998957439
ClimateColdColdColdMildMildMildPleasantPleasantPleasantPleasantMildCold
Temperature8–14°C8–15°C8–15°C9–17°C11–20°C13–22°C14–22°C15–23°C15–24°C14–22°C10–16°C8–13°C
Feels like5–12°C5–13°C6–13°C7–15°C9–19°C11–21°C13–22°C14–23°C14–23°C13–21°C9–15°C6–12°C
Precipitation93mm
9 days
60mm
6 days
94mm
11 days
21mm
3 days
19mm
3 days
1mm
0 days
0mm
0 days
1mm
0 days
6mm
1 days
31mm
2 days
43mm
5 days
148mm
12 days
Sunshine7.0h
☀︎ 71%
9.1h
☀︎ 84%
9.5h
☀︎ 79%
11.4h
☀︎ 87%
12.7h
☀︎ 90%
13.2h
☀︎ 90%
13.0h
☀︎ 90%
12.4h
☀︎ 91%
11.4h
☀︎ 92%
9.8h
☀︎ 87%
8.5h
☀︎ 84%
6.3h
☀︎ 65%
WindSW · 17 km/hW · 21 km/hW · 22 km/hW · 25 km/hW · 26 km/hW · 26 km/hW · 23 km/hW · 23 km/hW · 22 km/hW · 20 km/hW · 17 km/hSW · 16 km/h
Humidity (%)83%77%78%77%73%72%74%76%76%72%77%84%
Day length9.9h10.8h12.0h13.2h14.2h14.7h14.5h13.6h12.4h11.2h10.2h9.6h

Frequently asked questions

What is the best time to visit Foster City?

The best time to visit Foster City is October, November, August, April, July, June, September, May, with temperatures between 9 °C and 24 °C. The best month is October. October is low season.

What is the weather like in Foster City?

Foster City has a climate with an overall score of 7.8/10. Annual temperatures range from 8 °C to 24 °C.

What is the hottest month in Foster City?

The hottest month in Foster City is September, with average highs of 24 °C and lows of 15 °C.

What is the rainiest month in Foster City?

The rainiest month in Foster City is December, with an average of 148 mm of precipitation.