Weather Averages for Chappaquiddick Island, MA

7-day Forecast / 10-day Forecast

Latitude: 41°23'N, Longitude: 70°31'W, Elevation: 20.0 ft, Distance: 1.33 mi Chappaquiddick Island, MA Averages »

	Unit	Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Average temperature over 30 years	°F	49	29	29	37	45	54	63	69	69	63	53	45	34
Average high temperature over 30 years	°F	57	37	37	45	53	63	72	77	77	71	62	52	42
Average low temperature over 30 years	°F	41	21	21	28	36	46	55	61	61	55	45	37	26
Average precipitation over 30 years	in	45.3	3.8	3.6	3.9	4.1	4.0	3.4	2.9	3.6	3.5	3.8	4.4	4.3
Heating degree days over 30 years	days	5916	1107	986	865	591	316	65	-	11	92	347	597	939
Cooling degree days over 30 years	days	374	-	-	-	-	-	32	153	154	35	-	-	-

Check weather averages for nearby locations (some locations might offer more data):

Locations you have checked lately:

Beyond Weather