1 It is illegal for anyone under the age of 18 to consume alcohol. 2  Parents, guardians, and others taking care of people under 18 shall prohibit underage drinking, or risk administrative fines of 10000 to 50000 new Taiwan dollars when the situations are serious. 3  One shall not supply alcohol to anyone under the age of 18.
Most / Least Educated Cities in NH. The average temperature of Portsmouth is 47.14Â°F, which is higher than the New Hampshire average temperature of 44.49Â°F and is much lower than the national average temperature of 54.45Â°F.
The highest average temperature in Portsmouth is July at 71.6 degrees. The coldest average temperature in Portsmouth is February at 26.7 degrees. The most monthly precipitation in Portsmouth occurs in October with 5.5 inches. The Portsmouth weather information is based on the average of the previous 3-7 years of data.