Weather in December in Dillon, Mt

< December >
	Normal Max/ High Temperature	2°C (35°F)
	Average Temperature	-4°C (24°F)
	Min/ Low Temperature	-10°C (14°F)
	Normal Precipitation	8mm (0.3in)
	Average Daylight per day	08h 49'
	Sun altitude at solar noon on the 21st day.	21.6°

The average temperature in Dillon, Mt in December is slightly cold at -4.3 °C (24.26 °F).
Afternoons can be very cool with average high temperatures reaching 1.7 °C (35.1 °F).
Overnight temperatures are generally very cold with an average low of -10.2 °C (13.6 °F).
In December the mean daily temperature variation/ range is 11.9 °C (21.4 °F).
Precipitation averages for December are low with 8.4mm (0.3 in) recorded.
The shortest day is 8h 45' long and the longest day is 9h 00' long with an average length of 8h 49'.

Weather Trend Graph for December in Dillon, Mt, Usa

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