Los Altos December Weather Averages

California, United States of America

December Weather Averages for Los Altos

High Temp15°C58°F
Low Temp7°C45°F
Avg Temp11°C51°F
Sunshine Hours209 hours 
Rainfall106.09 mm4.18 In
Rain days6 days 
Pressure1019 mb31 In

 

Los Altos December Averages Year by Year

YearHigh TempLow TempAvg TempSunshine HoursRainfallRain daysPressure
200913°C / 56°F5°C / 41°F9°C / 47°F197 hours57.60 mm / 2.27 In5 days1018 mb / 31 In
201014°C / 58°F7°C / 45°F10°C / 50°F146 hours137.47 mm / 5.41 In11 days1017 mb / 31 In
201113°C / 56°F5°C / 40°F9°C / 48°F316 hours2.50 mm / 0.10 In0 days1022 mb / 31 In
201213°C / 55°F6°C / 43°F10°C / 49°F193 hours144.13 mm / 5.67 In9 days1018 mb / 31 In
201314°C / 57°F5°C / 41°F9°C / 48°F331 hours10.19 mm / 0.40 In1 days1021 mb / 31 In
201414°C / 57°F9°C / 49°F12°C / 53°F169 hours205.40 mm / 8.09 In10 days1019 mb / 31 In
201513°C / 56°F7°C / 45°F10°C / 50°F245 hours89.97 mm / 3.54 In8 days1021 mb / 31 In
201614°C / 56°F7°C / 44°F10°C / 50°F258 hours75.80 mm / 2.98 In4 days1020 mb / 31 In
201717°C / 63°F8°C / 47°F12°C / 54°F291 hours0.80 mm / 0.03 In0 days1022 mb / 31 In
201815°C / 60°F10°C / 49°F12°C / 54°F247 hours56.62 mm / 2.23 In5 days1021 mb / 31 In
201915°C / 59°F10°C / 50°F12°C / 54°F141 hours150.84 mm / 5.94 In11 days1018 mb / 31 In
202016°C / 61°F9°C / 47°F12°C / 53°F276 hours27.30 mm / 1.07 In2 days1021 mb / 31 In
202114°C / 57°F7°C / 45°F10°C / 50°F166 hours150.00 mm / 5.91 In10 days1016 mb / 30 In
202214°C / 57°F7°C / 44°F10°C / 49°F142 hours215.60 mm / 8.49 In9 days1018 mb / 31 In
202316°C / 61°F9°C / 48°F12°C / 53°F182 hours84.51 mm / 3.33 In5 days1019 mb / 31 In
202415°C / 59°F8°C / 46°F11°C / 52°F124 hours172.01 mm / 6.77 In5 days1022 mb / 31 In
202516°C / 61°F8°C / 46°F11°C / 52°F137 hours222.70 mm / 8.77 In5 days1019 mb / 31 In

Need more than one day of Los Altos history?

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

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Los Altos weather history: common questions

How far back does Los Altos 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 Los Altos 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.

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