Markham September Weather Averages

Illinois, United States of America

September Weather Averages for Markham

High Temp24°C76°F
Low Temp15°C60°F
Avg Temp20°C67°F
Sunshine Hours219 hours 
Rainfall86.06 mm3.39 In
Rain days7 days 
Pressure1017 mb31 In

 

Markham September Averages Year by Year

YearHigh TempLow TempAvg TempSunshine HoursRainfallRain daysPressure
200923°C / 74°F14°C / 58°F19°C / 65°F227 hours26.60 mm / 1.05 In3 days1018 mb / 31 In
201023°C / 74°F14°C / 57°F18°C / 65°F253 hours115.70 mm / 4.56 In10 days1015 mb / 30 In
201120°C / 69°F13°C / 56°F17°C / 62°F189 hours116.97 mm / 4.61 In11 days1015 mb / 30 In
201222°C / 72°F13°C / 56°F18°C / 64°F233 hours50.50 mm / 1.99 In5 days1016 mb / 30 In
201324°C / 75°F15°C / 59°F19°C / 67°F233 hours46.49 mm / 1.83 In4 days1016 mb / 30 In
201422°C / 72°F13°C / 56°F18°C / 64°F237 hours119.12 mm / 4.69 In5 days1018 mb / 31 In
201525°C / 76°F16°C / 61°F20°C / 68°F199 hours88.80 mm / 3.50 In6 days1018 mb / 31 In
201624°C / 76°F17°C / 62°F20°C / 69°F212 hours89.68 mm / 3.53 In12 days1017 mb / 31 In
201725°C / 78°F17°C / 63°F21°C / 70°F291 hours33.48 mm / 1.32 In4 days1017 mb / 31 In
201825°C / 76°F17°C / 62°F21°C / 69°F209 hours96.96 mm / 3.82 In8 days1019 mb / 31 In
201925°C / 78°F18°C / 65°F21°C / 71°F203 hours194.49 mm / 7.66 In14 days1017 mb / 31 In
202023°C / 73°F15°C / 59°F19°C / 66°F222 hours102.66 mm / 4.04 In7 days1018 mb / 31 In
202126°C / 80°F17°C / 62°F21°C / 70°F272 hours72.00 mm / 2.83 In5 days1015 mb / 30 In
202225°C / 77°F15°C / 59°F20°C / 68°F219 hours78.00 mm / 3.07 In5 days1017 mb / 31 In
202327°C / 81°F15°C / 59°F20°C / 69°F200 hours88.53 mm / 3.49 In3 days1017 mb / 31 In
202427°C / 80°F16°C / 61°F21°C / 70°F236 hours13.67 mm / 0.54 In0 days1017 mb / 31 In
202526°C / 78°F15°C / 59°F20°C / 68°F185 hours71.20 mm / 2.80 In2 days1017 mb / 31 In
202625°C / 77°F16°C / 62°F21°C / 69°F115 hours144.21 mm / 5.68 In14 days1018 mb / 31 In

Need more than one day of Markham history?

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Weather history near Markham

Region

Illinois

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Markham weather history: common questions

How far back does Markham 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 Markham 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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