Climate in Portsmouth, NH, United States

Index
Climate Index:	62.19

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Climate By Month in Portsmouth, NH

Month	Climate Score	Weather Conditions Outline
Jan	-12.31	Low avg 18℉ Chance of cloudy day 43% Chance of snow day 35%
Feb	-13.75	Low avg 18℉ Chance of cloudy day 46% Chance of snow day 45%
Mar	23.42	Low avg 25℉ Chance of cloudy day 46% Chance of snow day 27%
Apr	71.22	Chance of cloudy day 48% Chance of rainy day 46%
May	95.64	Chance of cloudy day 58% Chance of rainy day 45%
Jun	100.00	Chance of cloudy day 55% Chance of rainy day 46%
Jul	99.21	Chance of cloudy day 41% Chance of humid day 88% Chance of rainy day 47%
Aug	100.00
Sep	100.00
Oct	93.44	Chance of cloudy day 45% Chance of rainy day 46%
Nov	55.14	Chance of cloudy day 44%
Dec	34.26	Low avg 27℉ Chance of cloudy day 59% Chance of rainy day 43%

Best Months To Visit Portsmouth, NH

Best months to visit: April, May, June, July, August, September, October.

Temperatures (table)

Month	Temp Low Avg	Temp High Avg
Jan	18℉	32℉
Feb	18℉	34℉
Mar	25℉	43℉
Apr	37℉	55℉
May	48℉	66℉
Jun	55℉	73℉
Jul	64℉	82℉
Aug	61℉	79℉
Sep	54℉	73℉
Oct	45℉	61℉
Nov	32℉	50℉
Dec	27℉	41℉