October weather in West Haven, CT
The average temperature in West Haven in October is 54.7°F (45.5°F–63.8°F). Average precipitation: 3.78 inches.
October is a fall month in West Haven, and is warmer than the annual average of 52°F. Daily temperatures swing about 18.3°F between overnight low and afternoon high. Expect about 11 days with precipitation. Daylight averages about 10h 52m. For travel, October is a comfortable month to visit.
Avg High
63.8°F
Avg Low
45.5°F
Precipitation
3.78 in
Daylight
10h 52m
October records in West Haven
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| October 1 | 84.0°F (1950) | 41.0°F (1974) | 1.61 in (1958) |
| October 2 | 89.1°F (2019) | 39.0°F (1956) | 1.12 in (2018) |
| October 3 | 78.1°F (1968) | 37.9°F (1966) | 2.78 in (1976) |
| October 4 | 82.0°F (2023) | 37.0°F (1974) | 1.86 in (2021) |
| October 5 | 82.9°F (1967) | 33.1°F (1965) | 1.92 in (1962) |
| October 6 | 82.0°F (1959) | 21.0°F (2005) | 1.29 in (1955) |
| October 7 | 80.1°F (2025) | 34.0°F (1954) | 3.85 in (1972) |
| October 8 | 84.0°F (2007) | 32.0°F (1954) | 2.87 in (2005) |
| October 9 | 84.0°F (2011) | 32.0°F (1953) | 1.58 in (1977) |
| October 10 | 81.0°F (1949) | 36.0°F (1976) | 2.25 in (1971) |
| October 11 | 81.0°F (1949) | 32.0°F (1964) | 1.34 in (2002) |
| October 12 | 79.0°F (1969) | 27.0°F (1964) | 2.55 in (2005) |
| October 13 | 77.0°F (1954) | 29.1°F (2012) | 1.91 in (2005) |
| October 14 | 80.1°F (2021) | 32.0°F (1953) | 3.15 in (2005) |
| October 15 | 79.0°F (2014) | 32.0°F (2002) | 3.08 in (1955) |
| October 16 | 77.0°F (2021) | 34.0°F (2006) | 2.11 in (2019) |
| October 17 | 79.0°F (1963) | 35.1°F (2017) | 0.61 in (1975) |
| October 18 | 77.0°F (2016) | 29.1°F (2015) | 2.72 in (1975) |
| October 19 | 81.0°F (2016) | 23.2°F (2015) | 2.18 in (1966) |
| October 20 | 77.0°F (2021) | 30.9°F (1959) | 1.50 in (1976) |
| October 21 | 79.0°F (1963) | 30.9°F (1952) | 0.51 in (2023) |
| October 22 | 80.1°F (2024) | 30.0°F (1960) | 0.79 in (2005) |
| October 23 | 75.0°F (2007) | 30.0°F (1955) | 2.22 in (1958) |
| October 24 | 75.9°F (2017) | 28.0°F (1969) | 3.24 in (1959) |
| October 25 | 73.0°F (1963) | 27.0°F (2003) | 1.20 in (1958) |
| October 26 | 75.0°F (2023) | 25.0°F (1952) | 3.31 in (2021) |
| October 27 | 73.9°F (1963) | 27.0°F (1950) | 2.19 in (2019) |
| October 28 | 79.0°F (2023) | 28.9°F (1961) | 1.86 in (2006) |
| October 29 | 70.0°F (1950) | 27.0°F (1959) | 3.02 in (2017) |
| October 30 | 75.0°F (1961) | 27.0°F (1962) | 2.21 in (1955) |
| October 31 | 77.0°F (2024) | 24.1°F (1966) | 0.50 in (1976) |