Average Temperatures for New Hampshire in August





Average temperatures for August at cities, communities and other locations around around New Hampshire are listed below in degrees Fahrenheit and Celsius.

You can jump to a separate table for Southern and Northern New Hampshire.

The tables give the normals for maximum and minimum temperatures based on weather data collected from 1991 to 2020 by the US National Centers for Environmental Information.

Southern New Hampshire

Average August temperatures
High °F Low °F Place High °C Low °C
82 57 Concord 28 14
81 57 Durham 27 14
80 56 Franklin Falls Reservoir Dam 26 13
81 54 Keene 27 12
81 59 Laconia & Lakeport 27 15
81 56 Lebanon 27 13
80 59 Massabesic Lake 27 15
77 57 Mount Sunapee 25 14
83 59 Nashua 28 15
79 59 Portsmouth & Greenland 26 15
81 58 Rochester 27 14

Northern New Hampshire

Average daily temperatures in August
High °F Low °F Place High °C Low °C
77 53 Berlin 25 11
79 50 Bethlehem 26 10
76 50 Colebrook 24 10
74 52 First Connecticut Lake 23 11
54 43 Mount Washington 12 6
80 56 North Conway 27 13
74 52 Pinkham Notch 23 11
79 52 Plymouth 26 11
77 53 Tamworth 25 11
Reference

NOAA National Centers for Environmental Information (NCEI). Climate Normals.

New Hampshire Temperatures
Back to Top