May weather in Clairton, PA
The average temperature in Clairton in May is 60.5°F (47.4°F–73.5°F). Average precipitation: 3.99 inches.
May is a spring month in Clairton, and is warmer than the annual average of 51.7°F. Daily temperatures swing about 26.1°F between overnight low and afternoon high. Expect about 15 days with precipitation. Daylight averages about 14h 14m. For travel, May is a comfortable month to visit.
Avg High
73.5°F
Avg Low
47.4°F
Precipitation
3.99 in
Daylight
14h 14m
May records in Clairton
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| May 1 | 88.0°F (2017) | 28.0°F (2018) | 1.13 in (1989) |
| May 2 | 84.0°F (2001) | 35.1°F (2018) | 1.18 in (2017) |
| May 3 | 86.0°F (2001) | 30.9°F (2006) | 0.96 in (1948) |
| May 4 | 88.0°F (2001) | 30.9°F (2002) | 0.92 in (1991) |
| May 5 | 84.0°F (2000) | 32.0°F (2005) | 1.72 in (1958) |
| May 6 | 86.0°F (2000) | 23.0°F (2006) | 2.80 in (1971) |
| May 7 | 88.0°F (2000) | 21.9°F (2006) | 1.44 in (1956) |
| May 8 | 87.1°F (2000) | 34.0°F (1992) | 1.51 in (1931) |
| May 9 | 89.1°F (2015) | 32.0°F (2010) | 1.33 in (1973) |
| May 10 | 88.0°F (1993) | 30.9°F (2010) | 1.36 in (1933) |
| May 11 | 89.1°F (2015) | 33.1°F (1997) | 0.79 in (1945) |
| May 12 | 88.0°F (2015) | 30.9°F (1996) | 1.09 in (1974) |
| May 13 | 88.0°F (1991) | 28.9°F (1996) | 1.98 in (1980) |
| May 14 | 89.1°F (2014) | 28.9°F (1996) | 1.12 in (1947) |
| May 15 | 88.0°F (1991) | 30.9°F (2013) | 0.80 in (1938) |
| May 16 | 89.1°F (1991) | 32.0°F (2006) | 1.03 in (1990) |
| May 17 | 86.0°F (1992) | 36.0°F (2016) | 1.75 in (1945) |
| May 18 | 89.1°F (1996) | 28.9°F (2007) | 1.96 in (1978) |
| May 19 | 91.0°F (1996) | 15.1°F (1995) | 2.58 in (1977) |
| May 20 | 90.0°F (1996) | 27.0°F (2008) | 0.70 in (1943) |
| May 21 | 86.0°F (1998) | 21.0°F (2006) | 1.25 in (2004) |
| May 22 | 87.1°F (2012) | 32.0°F (2006) | 0.92 in (1953) |
| May 23 | 88.0°F (1991) | 30.0°F (2006) | 1.40 in (2000) |
| May 24 | 87.1°F (1991) | 30.0°F (2006) | 1.33 in (1979) |
| May 25 | 87.1°F (1991) | 35.1°F (2013) | 1.32 in (1997) |
| May 26 | 89.1°F (1991) | 35.1°F (2013) | 1.11 in (1970) |
| May 27 | 91.9°F (2012) | 36.0°F (1992) | 0.94 in (2009) |
| May 28 | 91.9°F (2012) | 37.0°F (1994) | 1.52 in (1956) |
| May 29 | 91.9°F (1991) | 39.9°F (1996) | 1.91 in (1929) |
| May 30 | 91.0°F (2006) | 37.9°F (2001) | 1.28 in (1991) |
| May 31 | 91.9°F (2006) | 37.9°F (2001) | 2.10 in (1998) |