August weather in Norwich, CT
The average temperature in Norwich in August is 72.6°F (62.7°F–82.6°F). Average precipitation: 4.41 inches.
August is a summer month in Norwich, and is warmer than the annual average of 51.8°F. Daily temperatures swing about 19.9°F between overnight low and afternoon high. Expect about 9 days with precipitation. Daylight averages about 13h 40m. For travel, August is a comfortable month to visit.
Avg High
82.6°F
Avg Low
62.7°F
Precipitation
4.41 in
Daylight
13h 40m
August records in Norwich
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| August 1 | 96.1°F (1999) | 48.0°F (1964) | 2.50 in (2000) |
| August 2 | 96.1°F (2006) | 52.0°F (1987) | 0.52 in (2003) |
| August 3 | 100.0°F (2006) | 48.0°F (1959) | 2.29 in (1986) |
| August 4 | 99.0°F (1995) | 48.0°F (1964) | 3.22 in (1979) |
| August 5 | 93.9°F (2002) | 46.0°F (1972) | 2.99 in (2004) |
| August 6 | 96.1°F (2005) | 50.0°F (1972) | 0.62 in (2017) |
| August 7 | 93.9°F (2018) | 48.9°F (1957) | 1.13 in (1978) |
| August 8 | 96.1°F (2001) | 48.0°F (1957) | 2.65 in (2003) |
| August 9 | 97.0°F (2001) | 48.0°F (1989) | 2.00 in (1992) |
| August 10 | 102.0°F (2001) | 48.0°F (1964) | 2.40 in (1991) |
| August 11 | 93.9°F (1988) | 46.9°F (1972) | 4.11 in (1990) |
| August 12 | 93.0°F (2005) | 45.0°F (1974) | 1.50 in (1979) |
| August 13 | 93.9°F (1988) | 46.9°F (1957) | 2.00 in (1989) |
| August 14 | 97.0°F (2005) | 45.0°F (1964) | 0.67 in (1963) |
| August 15 | 96.1°F (2002) | 45.0°F (1964) | 4.15 in (1973) |
| August 16 | 91.9°F (1995) | 45.0°F (1972) | 2.72 in (2011) |
| August 17 | 93.0°F (1995) | 43.0°F (1979) | 0.79 in (1992) |
| August 18 | 93.9°F (2002) | 46.9°F (1957) | 3.32 in (1962) |
| August 19 | 95.0°F (2002) | 46.0°F (1963) | 5.21 in (1991) |
| August 20 | 95.0°F (1983) | 48.0°F (1964) | 0.90 in (1971) |
| August 21 | 93.0°F (1959) | 46.9°F (2000) | 2.34 in (2025) |
| August 22 | 91.9°F (1959) | 43.0°F (1982) | 1.23 in (2004) |
| August 23 | 91.0°F (2019) | 43.0°F (1957) | 2.62 in (2022) |
| August 24 | 90.0°F (1972) | 39.9°F (1957) | 1.22 in (1990) |
| August 25 | 96.1°F (2007) | 41.0°F (1977) | 1.00 in (1985) |
| August 26 | 95.0°F (1993) | 43.0°F (1963) | 3.05 in (1999) |
| August 27 | 95.0°F (1993) | 45.0°F (1989) | 1.82 in (2013) |
| August 28 | 96.1°F (2021) | 45.0°F (1986) | 2.31 in (2011) |
| August 29 | 93.9°F (2018) | 39.9°F (1986) | 3.80 in (2019) |
| August 30 | 93.9°F (2018) | 39.9°F (1986) | 2.42 in (2002) |
| August 31 | 91.0°F (1960) | 45.0°F (1976) | 1.01 in (1978) |