August weather in Manchester, NH
The average temperature in Manchester in August is 69.4°F (59.1°F–79.8°F). Average precipitation: 3.68 inches.
August is a summer month in Manchester, and is warmer than the annual average of 47.4°F. Daily temperatures swing about 20.7°F between overnight low and afternoon high. Expect about 9 days with precipitation. Daylight averages about 13h 46m. For travel, August is one of the best months of the year to visit.
Avg High
79.8°F
Avg Low
59.1°F
Precipitation
3.68 in
Daylight
13h 46m
August records in Manchester
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| August 1 | 96.1°F (1955) | 42.1°F (1953) | 1.85 in (2009) |
| August 2 | 97.0°F (1975) | 39.0°F (1953) | 1.92 in (2003) |
| August 3 | 105.1°F (1988) | 39.0°F (1953) | 1.90 in (1973) |
| August 4 | 93.0°F (1988) | 44.1°F (1959) | 2.15 in (2003) |
| August 5 | 98.1°F (1955) | 42.1°F (1942) | 2.00 in (1952) |
| August 6 | 96.1°F (1955) | 39.0°F (1942) | 0.90 in (1999) |
| August 7 | 93.0°F (1988) | 39.9°F (1951) | 1.63 in (2008) |
| August 8 | 96.1°F (2001) | 41.0°F (1948) | 4.17 in (1990) |
| August 9 | 93.0°F (1949) | 42.1°F (1944) | 1.42 in (1974) |
| August 10 | 97.0°F (1949) | 39.0°F (1964) | 1.59 in (1960) |
| August 11 | 99.0°F (1949) | 39.0°F (1999) | 0.82 in (1943) |
| August 12 | 96.1°F (1944) | 42.1°F (1950) | 1.85 in (2018) |
| August 13 | 93.9°F (2002) | 41.0°F (1957) | 1.66 in (1952) |
| August 14 | 98.1°F (1944) | 41.0°F (1964) | 1.62 in (1989) |
| August 15 | 98.1°F (1991) | 43.0°F (1946) | 1.73 in (2005) |
| August 16 | 95.0°F (2002) | 39.9°F (1945) | 3.15 in (2012) |
| August 17 | 96.1°F (2002) | 39.9°F (1957) | 2.41 in (1955) |
| August 18 | 98.1°F (1990) | 37.0°F (2000) | 1.59 in (1956) |
| August 19 | 91.9°F (2009) | 37.0°F (2000) | 1.70 in (1955) |
| August 20 | 91.9°F (1955) | 37.0°F (1949) | 3.82 in (1991) |
| August 21 | 93.9°F (1983) | 37.9°F (1949) | 1.05 in (1960) |
| August 22 | 93.0°F (1955) | 37.0°F (1950) | 1.37 in (1966) |
| August 23 | 93.0°F (1976) | 37.9°F (1957) | 1.00 in (2017) |
| August 24 | 89.1°F (1947) | 39.9°F (1957) | 1.25 in (1970) |
| August 25 | 93.0°F (1947) | 32.0°F (1942) | 4.19 in (1990) |
| August 26 | 96.1°F (1948) | 33.1°F (1942) | 1.59 in (2010) |
| August 27 | 98.1°F (1948) | 34.0°F (1942) | 0.45 in (2024) |
| August 28 | 96.1°F (1948) | 36.0°F (1957) | 1.35 in (2011) |
| August 29 | 98.1°F (1988) | 37.9°F (1954) | 1.45 in (2009) |
| August 30 | 93.9°F (1977) | 34.0°F (1965) | 2.20 in (1975) |
| August 31 | 95.0°F (1973) | 32.0°F (1965) | 3.28 in (1954) |