Weather in September in Libby, Mt

< September >
	Normal Max/ High Temperature	24°C (75°F)
	Average Temperature	14°C (57°F)
	Min/ Low Temperature	4°C (39°F)
	Normal Precipitation	30mm (1.2in)
	Average Daylight per day	12h 32'
	Sun altitude at solar noon on the 21st day.	42.1°

• The average temperature in Libby, Mt in September is mild at 13.9 °C (57.02 °F).
• Afternoons can be fairly hot with average high temperatures reaching 23.9 °C (75 °F).
• Overnight temperatures are generally cool with an average low of 3.9 °C (39 °F).
• The range/ variation of diurnal average temperatures in September is 20 °C (36 °F).
• Precipitation averages for September are low with 29.5mm (1.2 in) recorded.
• The shortest day is 11h 39' long and the longest day is 13h 24' long with an average length of 12h 32'.

Weather Trend Graph for September in Libby, Mt, Usa