May Weather Averages for San Marcos

High Temp31°C88°F
Low Temp24°C75°F
Avg Temp27°C80°F
Sunshine Hours71 hours 
Rainfall319.82 mm12.59 In
Rain days23 days 
Pressure1009 mb30 In

 

San Marcos May Averages Year by Year

YearHigh TempLow TempAvg TempSunshine HoursRainfallRain daysPressure
200930°C / 87°F24°C / 75°F26°C / 80°F72 hours323.26 mm / 12.73 In29 days1010 mb / 30 In
201031°C / 87°F24°C / 75°F27°C / 80°F65 hours418.88 mm / 16.49 In26 days1009 mb / 30 In
201131°C / 87°F23°C / 74°F26°C / 79°F86 hours448.91 mm / 17.67 In27 days1009 mb / 30 In
201230°C / 87°F23°C / 74°F26°C / 79°F86 hours414.40 mm / 16.31 In25 days1009 mb / 30 In
201330°C / 87°F23°C / 74°F26°C / 79°F63 hours455.97 mm / 17.95 In28 days1010 mb / 30 In
201431°C / 88°F24°C / 75°F27°C / 80°F98 hours294.38 mm / 11.59 In26 days1009 mb / 30 In
201532°C / 90°F24°C / 76°F28°C / 82°F108 hours272.58 mm / 10.73 In23 days1008 mb / 30 In
201631°C / 88°F24°C / 76°F27°C / 81°F80 hours269.17 mm / 10.60 In26 days1010 mb / 30 In
201731°C / 89°F24°C / 75°F27°C / 81°F111 hours309.67 mm / 12.19 In22 days1010 mb / 30 In
201831°C / 87°F24°C / 75°F27°C / 80°F75 hours349.43 mm / 13.76 In28 days1010 mb / 30 In
201932°C / 89°F25°C / 76°F27°C / 81°F121 hours294.49 mm / 11.59 In23 days1009 mb / 30 In
202031°C / 88°F25°C / 77°F27°C / 81°F18 hours211.46 mm / 8.33 In21 days1009 mb / 30 In
202130°C / 86°F24°C / 75°F26°C / 79°F26 hours294.08 mm / 11.58 In23 days1010 mb / 30 In
202230°C / 86°F23°C / 74°F26°C / 79°F8 hours233.70 mm / 9.20 In23 days1010 mb / 30 In
202332°C / 89°F24°C / 75°F27°C / 81°F46 hours304.95 mm / 12.01 In21 days1009 mb / 30 In
202431°C / 87°F24°C / 75°F27°C / 80°F23 hours266.15 mm / 10.48 In10 days1009 mb / 30 In
202529°C / 85°F23°C / 74°F26°C / 78°F37 hours352.92 mm / 13.89 In11 days1010 mb / 30 In
202632°C / 90°F24°C / 76°F28°C / 82°F164 hours242.35 mm / 9.54 In27 days1009 mb / 30 In

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Weather history near San Marcos

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San Marcos weather history: common questions

How far back does San Marcos 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 San Marcos 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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