May Weather Averages for Sion

High Temp13°C56°F
Low Temp5°C41°F
Avg Temp9°C48°F
Sunshine Hours136 hours 
Rainfall224.92 mm8.85 In
Rain days17 days 
Pressure1016 mb30 In

 

Sion May Averages Year by Year

YearHigh TempLow TempAvg TempSunshine HoursRainfallRain daysPressure
200916°C / 60°F7°C / 44°F11°C / 53°F213 hours197.11 mm / 7.76 In16 days1019 mb / 31 In
201010°C / 50°F5°C / 40°F7°C / 45°F59 hours301.30 mm / 11.86 In17 days1013 mb / 30 In
201116°C / 61°F6°C / 44°F11°C / 53°F229 hours184.29 mm / 7.26 In15 days1018 mb / 31 In
201214°C / 57°F5°C / 41°F10°C / 50°F191 hours172.51 mm / 6.79 In15 days1016 mb / 30 In
201310°C / 49°F3°C / 37°F6°C / 43°F99 hours286.52 mm / 11.28 In20 days1012 mb / 30 In
201412°C / 53°F4°C / 39°F8°C / 46°F148 hours206.09 mm / 8.11 In17 days1016 mb / 30 In
201513°C / 55°F5°C / 40°F9°C / 48°F119 hours299.16 mm / 11.78 In14 days1017 mb / 30 In
201611°C / 51°F4°C / 39°F7°C / 45°F111 hours349.40 mm / 13.76 In14 days1014 mb / 30 In
201713°C / 56°F4°C / 39°F9°C / 48°F158 hours232.63 mm / 9.16 In17 days1017 mb / 31 In
201814°C / 57°F7°C / 44°F10°C / 50°F96 hours251.69 mm / 9.91 In28 days1015 mb / 30 In
20199°C / 47°F2°C / 35°F5°C / 41°F126 hours241.42 mm / 9.50 In17 days1014 mb / 30 In
202016°C / 61°F8°C / 46°F12°C / 54°F165 hours150.96 mm / 5.94 In12 days1018 mb / 31 In
202110°C / 50°F3°C / 37°F7°C / 44°F70 hours298.65 mm / 11.76 In18 days1016 mb / 30 In
202217°C / 63°F7°C / 45°F12°C / 54°F149 hours93.90 mm / 3.70 In10 days1019 mb / 31 In
202315°C / 58°F6°C / 42°F10°C / 50°F96 hours234.90 mm / 9.25 In20 days1017 mb / 30 In
202410°C / 51°F2°C / 36°F6°C / 43°F56 hours255.60 mm / 10.06 In22 days1014 mb / 30 In
202512°C / 54°F3°C / 37°F7°C / 45°F139 hours197.47 mm / 7.77 In19 days1016 mb / 30 In
202619°C / 67°F7°C / 45°F13°C / 56°F228 hours94.87 mm / 3.74 In15 days1018 mb / 31 In

Need more than one day of Sion history?

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

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Weather history near Sion

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Sion weather history: common questions

How far back does Sion 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 Sion 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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