May weather in Westport, IN
The average temperature in Westport in May is 64.3°F (53.1°F–75.4°F). Average precipitation: 4.92 inches.
May is a spring month in Westport, and is warmer than the annual average of 54.8°F. Daily temperatures swing about 22.3°F between overnight low and afternoon high. Expect about 12 days with precipitation. Daylight averages about 14h 9m. For travel, May is a comfortable month to visit.
Avg High
75.4°F
Avg Low
53.1°F
Precipitation
4.92 in
Daylight
14h 9m
May records in Westport
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| May 1 | 91.9°F (1951) | 28.9°F (1943) | 1.58 in (1983) |
| May 2 | 91.0°F (1959) | 28.0°F (1961) | 1.90 in (2011) |
| May 3 | 91.0°F (1959) | 28.0°F (1961) | 1.70 in (1942) |
| May 4 | 91.9°F (1949) | 28.0°F (1940) | 1.69 in (1996) |
| May 5 | 93.9°F (1959) | 30.9°F (1957) | 1.98 in (2003) |
| May 6 | 93.0°F (1949) | 21.9°F (1989) | 1.95 in (1958) |
| May 7 | 87.1°F (1940) | 28.9°F (1974) | 2.40 in (1961) |
| May 8 | 87.1°F (1940) | 30.9°F (1976) | 2.01 in (1972) |
| May 9 | 84.9°F (1993) | 26.1°F (2020) | 2.15 in (1968) |
| May 10 | 89.1°F (1948) | 25.0°F (1966) | 1.27 in (2003) |
| May 11 | 88.0°F (1944) | 30.0°F (1945) | 1.99 in (1943) |
| May 12 | 90.0°F (1956) | 30.9°F (1938) | 1.34 in (2010) |
| May 13 | 91.9°F (1956) | 30.0°F (1938) | 2.78 in (2002) |
| May 14 | 90.0°F (1962) | 36.0°F (1971) | 1.70 in (1983) |
| May 15 | 90.0°F (1962) | 30.9°F (1973) | 1.93 in (1985) |
| May 16 | 93.0°F (1962) | 32.0°F (1997) | 2.28 in (1990) |
| May 17 | 95.0°F (1962) | 33.1°F (1973) | 1.59 in (1980) |
| May 18 | 95.0°F (1962) | 35.1°F (1973) | 2.90 in (1995) |
| May 19 | 93.9°F (1959) | 30.0°F (2002) | 1.56 in (2004) |
| May 20 | 91.0°F (1944) | 37.9°F (2002) | 1.58 in (2022) |
| May 21 | 93.0°F (1941) | 36.0°F (1954) | 0.80 in (1938) |
| May 22 | 93.0°F (1941) | 32.0°F (2002) | 1.72 in (1957) |
| May 23 | 90.0°F (1939) | 36.0°F (1943) | 1.30 in (1991) |
| May 24 | 89.1°F (1970) | 37.9°F (1961) | 4.30 in (1968) |
| May 25 | 90.0°F (1939) | 37.9°F (1992) | 1.52 in (1995) |
| May 26 | 91.0°F (2012) | 35.1°F (1979) | 1.03 in (1968) |
| May 27 | 93.0°F (1978) | 28.9°F (1961) | 1.70 in (1956) |
| May 28 | 93.0°F (1941) | 41.0°F (1953) | 1.41 in (2004) |
| May 29 | 91.9°F (1941) | 35.1°F (1965) | 1.25 in (1950) |
| May 30 | 91.0°F (2011) | 36.0°F (1947) | 1.01 in (1974) |
| May 31 | 91.9°F (1941) | 36.0°F (1947) | 1.99 in (1997) |