Weather in August in Mcleansboro, Il

• The average temperature in Mcleansboro, Il in August is fairly hot at 24 °C (75.2 °F).
• Afternoons can be very hot with average high temperatures reaching 30.6 °C (87.1 °F).
• Overnight temperatures are generally very mild with an average low of 17.3 °C (63.1 °F).
• The variation/ range of daily mean temperatures in August is 13.3 °C (23.9 °F).
• Precipitation averages for August are moderate with 78.2mm (3.1 in) recorded.
• The shortest day is 13h 01' long and the longest day is 14h 07' long with an average length of 13h 36'.

Weather Trend Graph for August in Mcleansboro, Il, Usa