Weather in August in Helena, Mt

< August >
	Normal Max/ High Temperature	28°C (83°F)
	Average Temperature	20°C (67°F)
	Min/ Low Temperature	11°C (52°F)
	Normal Precipitation	33mm (1.3in)
	Average Daylight per day	14h 09'
	Sun altitude at solar noon on the 21st day.	55.3°

The average temperature in Helena, Mt in August is warm at 19.7 °C (67.46 °F).
Afternoons can be very hot with average high temperatures reaching 28.4 °C (83.1 °F).
Overnight temperatures are generally quite mild with an average low of 10.9 °C (51.6 °F).
The mean daily temperature range/ variation in August is 17.5 °C (31.5 °F).
Precipitation averages for August are low with 32.8mm (1.3 in) recorded.
The shortest day is 13h 22' long and the longest day is 14h 52' long with an average length of 14h 09'.

Weather Trend Graph for August in Helena, Mt, Usa

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