Foster City Weather History

California, United States of America

Weather on a past date in Foster City

Any date from 1 January 2009 to yesterday.

Sat 14 Nov, 2026 Weather in Foster City

Sunrise: 06:47 AM
Sunset: 04:59 PM		Moonrise: 11:52 AM
Moonset: 09:43 PM		Max:
17.3 °c		Min:
11.6 °c		Avg:
13.8 °c		Precip:
0.50 mm		Max Wind:
10.1 kph
 
Sat 14
0:00 am
Sat 14
3:00 am
Sat 14
6:00 am
Sat 14
9:00 am
Sat 14
12:00 pm
Sat 14
3:00 pm
Sat 14
6:00 pm
Sat 14
9:00 pm
IconPatchy rain possiblePartly cloudyCloudySunnyPartly cloudyOvercastOvercastOvercast
Temp11.6°c11.9°c11.6°c14.0°c16.7°c16.9°c14.5°c12.9°c
Wind3.6 kmph5.4 kmph6.5 kmph7.2 kmph3.6 kmph6.8 kmph6.8 kmph7.2 kmph
Precip0.20 mm0.00 mm0.00 mm0.00 mm0.00 mm0.00 mm0.00 mm0.00 mm
Cloud80%58%78%20%58%93%97%96%
Humidity85%90%90%80%66%64%77%82%
Pressure1010 mb1012 mb1013 mb1015 mb1015 mb1014 mb1015 mb1016 mb

Foster City Annual Weather Averages

MonthHigh TempLow TempAvg TempSunshine HoursRainfallRain daysPressure
January15°C / 58°F8°C / 47°F11°C / 52°F219 hours93.07 mm / 3.66 In5 days1020 mb / 31 In
February15°C / 59°F9°C / 47°F11°C / 53°F200 hours106.66 mm / 4.20 In5 days1019 mb / 31 In
March16°C / 60°F9°C / 48°F12°C / 54°F199 hours85.17 mm / 3.35 In7 days1018 mb / 31 In
April17°C / 63°F10°C / 50°F13°C / 56°F247 hours37.03 mm / 1.46 In3 days1017 mb / 31 In
May18°C / 65°F11°C / 52°F14°C / 58°F283 hours16.03 mm / 0.63 In2 days1015 mb / 30 In
June21°C / 69°F13°C / 55°F16°C / 62°F304 hours3.24 mm / 0.13 In1 days1013 mb / 30 In
July22°C / 71°F14°C / 57°F18°C / 64°F334 hours1.19 mm / 0.05 In0 days1014 mb / 30 In
August22°C / 72°F15°C / 58°F18°C / 64°F326 hours0.25 mm / 0.01 In0 days1013 mb / 30 In
September23°C / 73°F15°C / 59°F18°C / 65°F304 hours4.67 mm / 0.18 In0 days1013 mb / 30 In
October21°C / 70°F13°C / 56°F17°C / 62°F279 hours27.62 mm / 1.09 In2 days1015 mb / 30 In
November17°C / 63°F11°C / 51°F14°C / 56°F244 hours58.95 mm / 2.32 In4 days1018 mb / 31 In
December14°C / 57°F9°C / 48°F11°C / 52°F197 hours120.72 mm / 4.75 In6 days1019 mb / 31 In

Need more than one day of Foster City history?

Download historical weather for Foster City, or any other location, in CSV from January 2009 onwards. Ideal for research, insurance, energy, agriculture and machine-learning projects.

  • Historical weatherDaily and hourly interval data.
  • Yearly monthly averagesMonthly averages for every year since 2009.
  • Monthly climate averagesLong-term climate normals by month.
  • CSV formatReady for Excel, Python, R or your database.
Buy historical weather data Or use the History API

Weather history near Foster City

Region

California

See the Foster City 14-day forecast »

Hotels near Foster City

Foster City weather history: common questions

How far back does Foster City weather history go?

Hourly historical weather is available from 1 January 2009. Choose a date above, or pick a month at the top of the page for long-term averages.

Can I download Foster City historical weather as a file?

Yes. Buy historical weather data as daily or hourly CSV, yearly monthly averages or monthly climate averages. A free sample download is available.

Is there an API for historical weather?

Yes. The WeatherAPI.com History API returns hourly weather for any past date from 2010, as JSON or XML. Get a free API key.

Get your free weather API key in a minute

100,000 calls a month, free for commercial use. No credit card.

Sign up free Read the docs