How is the weather in new london nh?
<answer> The highest monthly average temperature in New London for July is 69 degrees. The lowest monthly average temperature in New London for January is 21 degrees. <context> The highest monthly average temperature in New London for July is 69 degrees. The lowest monthly average temperature in New London for January is 21 degrees. The most monthly precipitation in New London occurs in October with 6.8 inches. The air quality index in New London is 31% better than the national average. The pollution index in New London is 14% worse than the national average.