Weather in August in Groton, Ct

< August >
	Normal Max/ High Temperature	27°C (80°F)
	Average Temperature	22°C (71°F)
	Min/ Low Temperature	16°C (61°F)
	Normal Precipitation	94mm (3.7in)
	Average Daylight per day	13h 46'
	Sun altitude at solar noon on the 21st day.	61°

• The average temperature in Groton, Ct in August is really warm at 21.5 °C (70.7 °F).
• Afternoons can be hot with average high temperatures reaching 26.6 °C (79.9 °F).
• Overnight temperatures are generally very mild with an average low of 16.3 °C (61.3 °F).
• The variation/ range of daily average temperatures in August is 10.3 °C (18.5 °F).
• Precipitation averages for August are high with 94.2mm (3.7 in) recorded.
• The shortest day is 13h 08' long and the longest day is 14h 21' long with an average length of 13h 46'.

Weather Trend Graph for August in Groton, Ct, Usa