Algonquin September Weather Averages

Illinois, United States of America

September Weather Averages for Algonquin

High Temp23°C74°F
Low Temp14°C57°F
Avg Temp18°C65°F
Sunshine Hours215 hours 
Rainfall82.00 mm3.23 In
Rain days6 days 
Pressure1017 mb31 In

 

Algonquin September Averages Year by Year

YearHigh TempLow TempAvg TempSunshine HoursRainfallRain daysPressure
200922°C / 72°F13°C / 56°F17°C / 63°F232 hours37.10 mm / 1.46 In6 days1019 mb / 31 In
201022°C / 72°F13°C / 56°F17°C / 63°F227 hours69.90 mm / 2.75 In7 days1015 mb / 30 In
201119°C / 67°F12°C / 53°F16°C / 60°F196 hours106.20 mm / 4.18 In7 days1015 mb / 30 In
201222°C / 72°F12°C / 53°F17°C / 62°F260 hours38.00 mm / 1.50 In6 days1016 mb / 30 In
201323°C / 74°F14°C / 56°F18°C / 65°F257 hours26.94 mm / 1.06 In4 days1016 mb / 30 In
201422°C / 72°F12°C / 53°F17°C / 62°F238 hours72.60 mm / 2.86 In6 days1018 mb / 31 In
201524°C / 76°F15°C / 59°F19°C / 67°F206 hours86.95 mm / 3.42 In7 days1017 mb / 31 In
201624°C / 75°F16°C / 60°F19°C / 67°F204 hours70.10 mm / 2.76 In7 days1017 mb / 31 In
201725°C / 77°F15°C / 59°F20°C / 67°F307 hours29.70 mm / 1.17 In5 days1017 mb / 31 In
201824°C / 75°F15°C / 59°F19°C / 67°F198 hours112.99 mm / 4.45 In9 days1019 mb / 31 In
201924°C / 75°F16°C / 61°F20°C / 68°F172 hours164.27 mm / 6.47 In10 days1016 mb / 30 In
202021°C / 69°F12°C / 54°F16°C / 62°F216 hours122.31 mm / 4.82 In7 days1017 mb / 31 In
202126°C / 79°F15°C / 59°F20°C / 68°F244 hours47.90 mm / 1.89 In5 days1014 mb / 30 In
202224°C / 75°F13°C / 56°F18°C / 64°F219 hours85.60 mm / 3.37 In4 days1017 mb / 31 In
202327°C / 80°F13°C / 56°F19°C / 66°F181 hours121.62 mm / 4.79 In4 days1017 mb / 31 In
202425°C / 77°F14°C / 56°F19°C / 66°F232 hours9.30 mm / 0.37 In1 days1017 mb / 31 In
202525°C / 77°F14°C / 56°F19°C / 66°F183 hours102.10 mm / 4.02 In2 days1017 mb / 31 In
202624°C / 75°F15°C / 59°F19°C / 67°F103 hours172.40 mm / 6.79 In13 days1018 mb / 31 In

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Weather history near Algonquin

Region

Illinois

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Algonquin weather history: common questions

How far back does Algonquin 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 Algonquin 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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