Weather Averages for Northumberland, NH

7-day Forecast / 10-day Forecast

Latitude: 44°29'N, Longitude: 71°35'W, Elevation: 910.0 ft, Distance: 10.77 mi Northumberland, NH Averages »

	Unit	Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Average temperature over 30 years	°F	41	13	16	28	40	53	61	66	64	56	45	33	19
Average high temperature over 30 years	°F	54	25	29	40	53	68	75	80	77	69	57	42	29
Average low temperature over 30 years	°F	29	1	3	16	28	39	47	52	51	43	33	24	10
Average precipitation over 30 years	in	36.7	2.1	1.9	2.3	2.6	3.3	3.9	3.8	4.2	3.2	3.0	3.4	2.9
Heating degree days over 30 years	days	8584	1587	1350	1135	723	362	110	33	82	264	598	936	1404
Cooling degree days over 30 years	days	172	-	-	-	-	6	17	76	67	6	-	-	-

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