Weather in January in Helena, Mt

< January >
	Normal Max/ High Temperature	-1°C (30°F)
	Average Temperature	-7°C (20°F)
	Min/ Low Temperature	-12°C (10°F)
	Normal Precipitation	16mm (0.6in)
	Average Daylight per day	09h 00'
	Sun altitude at solar noon on the 21st day.	23.6°

• The average temperature in Helena, Mt in January is cold at -6.9 °C (19.58 °F).
• Afternoons can be slightly cold with average high temperatures reaching -1.3 °C (29.7 °F).
• Overnight temperatures are generally very cold with an average low of -12.4 °C (9.7 °F).
• The average diurnal temperature range/ variation in January is 11.1 °C (20 °F).
• Precipitation averages for January are low with 16mm (0.6 in) recorded.
• The shortest day is 8h 37' long and the longest day is 9h 32' long with an average length of 9h 00'.

Weather Trend Graph for January in Helena, Mt, Usa