May weather in Palmyra, WI
The average temperature in Palmyra in May is 57.3°F (46.0°F–68.5°F). Average precipitation: 4.25 inches.
May is a spring month in Palmyra, and is warmer than the annual average of 46.6°F. Daily temperatures swing about 22.5°F between overnight low and afternoon high. Expect about 14 days with precipitation. Daylight averages about 14h 27m. For travel, May is a comfortable month to visit.
Avg High
68.5°F
Avg Low
46.0°F
Precipitation
4.25 in
Daylight
14h 27m
May records in Palmyra
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| May 1 | 86.0°F (2021) | 28.9°F (2005) | 1.45 in (2003) |
| May 2 | 84.9°F (2021) | 28.9°F (2005) | 0.69 in (2013) |
| May 3 | 82.0°F (2001) | 25.0°F (2004) | 1.24 in (2021) |
| May 4 | 79.0°F (1999) | 30.0°F (2005) | 1.50 in (2001) |
| May 5 | 82.9°F (2000) | 33.1°F (2021) | 0.64 in (2003) |
| May 6 | 84.9°F (2000) | 30.9°F (2020) | 1.68 in (2012) |
| May 7 | 84.0°F (2000) | 28.9°F (2017) | 1.46 in (2024) |
| May 8 | 87.1°F (2014) | 28.0°F (2020) | 0.75 in (1995) |
| May 9 | 82.0°F (2000) | 21.9°F (2020) | 1.02 in (2003) |
| May 10 | 88.0°F (2022) | 33.1°F (2016) | 1.09 in (1996) |
| May 11 | 89.1°F (2022) | 28.0°F (2021) | 1.16 in (2004) |
| May 12 | 91.9°F (2022) | 28.9°F (2020) | 4.93 in (2014) |
| May 13 | 91.0°F (2022) | 30.9°F (1996) | 1.15 in (2010) |
| May 14 | 84.9°F (2013) | 30.9°F (1996) | 0.83 in (2009) |
| May 15 | 89.1°F (2007) | 26.1°F (2016) | 0.66 in (1996) |
| May 16 | 88.0°F (1998) | 35.1°F (1997) | 0.78 in (2007) |
| May 17 | 84.9°F (2017) | 30.9°F (2009) | 2.20 in (1999) |
| May 18 | 90.0°F (1996) | 28.0°F (2002) | 2.24 in (2000) |
| May 19 | 91.9°F (1998) | 30.9°F (2008) | 1.27 in (2000) |
| May 20 | 91.0°F (2012) | 35.1°F (2000) | 0.48 in (2003) |
| May 21 | 84.9°F (2004) | 27.0°F (2002) | 1.45 in (2025) |
| May 22 | 84.9°F (2021) | 35.1°F (2006) | 3.13 in (2004) |
| May 23 | 87.1°F (2011) | 36.0°F (2013) | 1.10 in (2004) |
| May 24 | 89.1°F (2010) | 33.1°F (2013) | 0.90 in (2015) |
| May 25 | 91.9°F (2010) | 37.9°F (2001) | 1.58 in (2006) |
| May 26 | 88.0°F (2010) | 37.0°F (2013) | 0.71 in (2012) |
| May 27 | 95.0°F (2012) | 37.0°F (2011) | 0.70 in (1995) |
| May 28 | 91.9°F (2018) | 34.0°F (2008) | 1.42 in (2013) |
| May 29 | 91.0°F (2006) | 36.0°F (2021) | 1.27 in (1998) |
| May 30 | 91.9°F (2006) | 34.0°F (2021) | 0.96 in (2015) |
| May 31 | 90.0°F (2010) | 37.9°F (2009) | 1.20 in (2006) |