May weather in Slater, IA
The average temperature in Slater in May is 59.7°F (48.6°F–70.8°F). Average precipitation: 5.31 inches.
May is a spring month in Slater, and is warmer than the annual average of 48°F. Daily temperatures swing about 22.2°F between overnight low and afternoon high. Expect about 13 days with precipitation. Daylight averages about 14h 22m. For travel, May is a wet month.
Avg High
70.8°F
Avg Low
48.6°F
Precipitation
5.31 in
Daylight
14h 22m
May records in Slater
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| May 1 | 89.1°F (2007) | 28.9°F (2005) | 1.38 in (2016) |
| May 2 | 88.0°F (2021) | 32.0°F (2013) | 1.98 in (2018) |
| May 3 | 84.0°F (2021) | 25.0°F (2005) | 1.52 in (2013) |
| May 4 | 82.0°F (2012) | 25.0°F (2005) | 0.75 in (1993) |
| May 5 | 84.0°F (2000) | 27.0°F (2005) | 1.90 in (2003) |
| May 6 | 84.0°F (2000) | 32.0°F (2006) | 1.15 in (2023) |
| May 7 | 86.0°F (2016) | 32.0°F (2006) | 1.65 in (2007) |
| May 8 | 87.1°F (2014) | 37.9°F (2010) | 0.88 in (1995) |
| May 9 | 87.1°F (2004) | 28.9°F (2020) | 1.85 in (2022) |
| May 10 | 90.0°F (2022) | 28.9°F (2020) | 1.52 in (1996) |
| May 11 | 93.9°F (2011) | 35.1°F (2019) | 1.21 in (2010) |
| May 12 | 93.9°F (2000) | 30.0°F (1997) | 2.39 in (1999) |
| May 13 | 91.0°F (2022) | 30.9°F (1997) | 2.75 in (2005) |
| May 14 | 84.9°F (2007) | 34.0°F (2019) | 0.88 in (2003) |
| May 15 | 93.9°F (2013) | 33.1°F (1997) | 0.75 in (1982) |
| May 16 | 89.1°F (2001) | 36.0°F (2014) | 0.99 in (1990) |
| May 17 | 90.0°F (2019) | 35.1°F (2014) | 0.83 in (2020) |
| May 18 | 90.0°F (1997) | 36.0°F (2002) | 1.26 in (2022) |
| May 19 | 88.0°F (1996) | 36.0°F (2002) | 1.95 in (1983) |
| May 20 | 90.0°F (1998) | 37.0°F (2002) | 3.11 in (2025) |
| May 21 | 84.0°F (2004) | 37.9°F (2002) | 1.90 in (2011) |
| May 22 | 87.1°F (2004) | 39.0°F (2002) | 2.08 in (2024) |
| May 23 | 87.1°F (2000) | 39.0°F (2022) | 6.64 in (2004) |
| May 24 | 86.0°F (2012) | 42.1°F (2001) | 2.41 in (1989) |
| May 25 | 90.0°F (2010) | 42.1°F (2001) | 2.20 in (2011) |
| May 26 | 90.0°F (1978) | 43.0°F (1999) | 2.52 in (2020) |
| May 27 | 91.9°F (2018) | 43.0°F (1999) | 4.89 in (2009) |
| May 28 | 96.1°F (2018) | 41.0°F (2021) | 1.64 in (1984) |
| May 29 | 97.0°F (2018) | 37.0°F (2021) | 1.07 in (1998) |
| May 30 | 93.0°F (2018) | 37.9°F (2021) | 3.24 in (2008) |
| May 31 | 91.0°F (2002) | 44.1°F (1996) | 1.96 in (2007) |