Foster City Weather History California, United States of America

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Past date must be from 1st Jan, 2009 onwards.

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Fri 15 Aug, 2025 Weather in Foster City

Sunrise: 06:25 AM
Sunset: 08:01 PM		Moonrise: 11:35 PM
Moonset: 01:41 PM		Max:
20.6 °c		Min:
13.8 °c		Avg:
16.7 °c		Precip:
0.00 mm		Max Wind:
18.0 kph
 
Fri 15
0:00 am
Fri 15
3:00 am
Fri 15
6:00 am
Fri 15
9:00 am
Fri 15
12:00 pm
Fri 15
3:00 pm
Fri 15
6:00 pm
Fri 15
9:00 pm
IconMistMistMistOvercastPartly cloudyPartly cloudyPartly cloudyOvercast
Temp13.9°c13.8°c14.1°c16.1°c19.2°c20.6°c18.6°c16.7°c
Wind8.6 kmph7.2 kmph4.7 kmph4.7 kmph13.7 kmph16.9 kmph18.0 kmph15.1 kmph
Precip0.00 mm0.00 mm0.00 mm0.00 mm0.00 mm0.00 mm0.00 mm0.00 mm
Cloud100%100%100%79%52%48%75%100%
Humidity94%95%94%87%75%72%83%93%
Pressure1013 mb1012 mb1013 mb1014 mb1014 mb1014 mb1013 mb1014 mb

Foster City Annual Weather Averages

MonthHigh TempLow TempAvg TempSunshine HoursRainfallRain daysPressure
January15°C / 58°F8°C / 47°F11°C / 52°F224 hours91.58 mm / 3.61 In5 days1020 mb / 31 In
February15°C / 59°F8°C / 47°F11°C / 53°F207 hours94.14 mm / 3.71 In5 days1019 mb / 31 In
March16°C / 60°F9°C / 48°F12°C / 54°F200 hours90.18 mm / 3.55 In7 days1018 mb / 31 In
April17°C / 63°F10°C / 50°F13°C / 56°F249 hours33.94 mm / 1.34 In3 days1017 mb / 31 In
May18°C / 65°F11°C / 52°F14°C / 58°F278 hours16.20 mm / 0.64 In2 days1015 mb / 30 In
June21°C / 69°F13°C / 55°F16°C / 62°F302 hours3.33 mm / 0.13 In1 days1013 mb / 30 In
July22°C / 72°F14°C / 57°F18°C / 64°F331 hours0.86 mm / 0.03 In0 days1014 mb / 30 In
August23°C / 73°F15°C / 58°F18°C / 65°F345 hours0.27 mm / 0.01 In0 days1013 mb / 30 In
September23°C / 73°F15°C / 59°F18°C / 65°F320 hours3.07 mm / 0.12 In0 days1013 mb / 30 In
October21°C / 70°F14°C / 56°F17°C / 62°F292 hours25.01 mm / 0.98 In2 days1016 mb / 30 In
November17°C / 63°F11°C / 51°F14°C / 57°F253 hours52.96 mm / 2.09 In4 days1018 mb / 31 In
December14°C / 57°F9°C / 48°F11°C / 52°F205 hours107.68 mm / 4.24 In6 days1019 mb / 31 In
California

 

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