Clemson September Weather Averages

South Carolina, United States of America

September Weather Averages for Clemson

High Temp28°C83°F
Low Temp18°C64°F
Avg Temp22°C72°F
Sunshine Hours231 hours 
Rainfall124.28 mm4.89 In
Rain days6 days 
Pressure1017 mb31 In

 

Clemson September Averages Year by Year

YearHigh TempLow TempAvg TempSunshine HoursRainfallRain daysPressure
200927°C / 81°F17°C / 63°F21°C / 70°F217 hours179.62 mm / 7.07 In11 days1017 mb / 31 In
201031°C / 88°F17°C / 63°F23°C / 74°F306 hours70.87 mm / 2.79 In4 days1015 mb / 30 In
201127°C / 81°F16°C / 61°F21°C / 70°F219 hours111.26 mm / 4.38 In10 days1015 mb / 30 In
201227°C / 81°F16°C / 61°F21°C / 69°F243 hours107.66 mm / 4.24 In7 days1017 mb / 31 In
201328°C / 82°F16°C / 61°F21°C / 70°F294 hours42.20 mm / 1.66 In4 days1016 mb / 30 In
201428°C / 83°F18°C / 64°F22°C / 72°F231 hours44.60 mm / 1.76 In4 days1018 mb / 31 In
201527°C / 81°F17°C / 63°F22°C / 71°F151 hours128.10 mm / 5.04 In8 days1016 mb / 30 In
201631°C / 87°F19°C / 67°F24°C / 76°F280 hours29.51 mm / 1.16 In5 days1018 mb / 31 In
201727°C / 81°F17°C / 62°F21°C / 70°F256 hours119.16 mm / 4.69 In5 days1016 mb / 30 In
201829°C / 85°F20°C / 68°F24°C / 76°F211 hours128.30 mm / 5.05 In10 days1018 mb / 31 In
201932°C / 89°F20°C / 67°F25°C / 78°F303 hours18.20 mm / 0.72 In4 days1018 mb / 31 In
202026°C / 79°F18°C / 64°F21°C / 71°F146 hours254.27 mm / 10.01 In7 days1017 mb / 31 In
202128°C / 82°F17°C / 63°F22°C / 71°F211 hours128.20 mm / 5.05 In9 days1017 mb / 31 In
202228°C / 83°F17°C / 63°F22°C / 71°F226 hours110.60 mm / 4.35 In6 days1017 mb / 31 In
202330°C / 86°F17°C / 63°F23°C / 73°F253 hours74.54 mm / 2.93 In2 days1017 mb / 31 In
202427°C / 81°F19°C / 66°F22°C / 72°F149 hours570.12 mm / 22.45 In7 days1015 mb / 30 In
202528°C / 82°F19°C / 66°F23°C / 74°F218 hours33.20 mm / 1.31 In2 days1018 mb / 31 In
202630°C / 87°F19°C / 66°F24°C / 76°F250 hours86.60 mm / 3.41 In11 days1017 mb / 31 In

Need more than one day of Clemson history?

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

  • Historical weatherDaily and hourly interval data.
  • Yearly monthly averagesMonthly averages for every year since 2009.
  • Monthly climate averagesLong-term climate normals by month.
  • CSV formatReady for Excel, Python, R or your database.
Buy historical weather data Or use the History API

Weather history near Clemson

Region

South Carolina

See the Clemson 14-day forecast »

Hotels near Clemson

Clemson weather history: common questions

How far back does Clemson 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 Clemson 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.

Get your free weather API key in a minute

100,000 calls a month, free for commercial use. No credit card.

Sign up free Read the docs