May weather in Slinger, WI
The average temperature in Slinger in May is 54.7°F (44.5°F–65.0°F). Average precipitation: 3.89 inches.
May is a spring month in Slinger, and is warmer than the annual average of 44.4°F. Daily temperatures swing about 20.5°F between overnight low and afternoon high. Daylight averages about 14h 30m. For travel, May is a comfortable month to visit.
Avg High
65.0°F
Avg Low
44.5°F
Precipitation
3.89 in
Daylight
14h 30m
May records in Slinger
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| May 1 | 84.9°F (2013) | 28.9°F (2020) | 1.08 in (2010) |
| May 2 | 84.9°F (2021) | 32.0°F (2023) | 0.95 in (2018) |
| May 3 | 82.0°F (2021) | 28.0°F (2017) | 1.39 in (2013) |
| May 4 | 77.0°F (2015) | 28.0°F (2011) | 1.23 in (2021) |
| May 5 | 78.1°F (2010) | 28.9°F (2021) | 0.29 in (2012) |
| May 6 | 75.0°F (2018) | 28.0°F (2020) | 0.44 in (2019) |
| May 7 | 82.9°F (2016) | 28.0°F (2017) | 0.64 in (2012) |
| May 8 | 81.0°F (2015) | 27.0°F (2017) | 1.20 in (2024) |
| May 9 | 80.1°F (2018) | 23.0°F (2020) | 0.76 in (2019) |
| May 10 | 75.0°F (2022) | 28.0°F (2010) | 2.03 in (2013) |
| May 11 | 89.1°F (2022) | 28.0°F (2021) | 0.75 in (2016) |
| May 12 | 84.0°F (2022) | 26.1°F (2020) | 0.59 in (2018) |
| May 13 | 90.0°F (2022) | 27.0°F (2013) | 1.04 in (2010) |
| May 14 | 89.1°F (2022) | 32.0°F (2019) | 0.26 in (2020) |
| May 15 | 84.0°F (2022) | 27.0°F (2016) | 0.24 in (2011) |
| May 16 | 82.9°F (2012) | 34.0°F (2014) | 0.74 in (2025) |
| May 17 | 82.0°F (2017) | 33.1°F (2014) | 0.48 in (2020) |
| May 18 | 80.1°F (2015) | 30.9°F (2016) | 2.02 in (2020) |
| May 19 | 84.0°F (2024) | 34.0°F (2016) | 0.29 in (2019) |
| May 20 | 87.1°F (2012) | 32.0°F (2015) | 0.22 in (2019) |
| May 21 | 88.0°F (2012) | 36.0°F (2015) | 1.43 in (2025) |
| May 22 | 82.0°F (2014) | 39.9°F (2012) | 0.58 in (2025) |
| May 23 | 84.9°F (2011) | 37.0°F (2025) | 1.89 in (2013) |
| May 24 | 87.1°F (2010) | 30.9°F (2013) | 1.10 in (2021) |
| May 25 | 89.1°F (2010) | 35.1°F (2025) | 1.41 in (2024) |
| May 26 | 84.9°F (2018) | 34.0°F (2023) | 0.57 in (2022) |
| May 27 | 87.1°F (2018) | 37.0°F (2011) | 0.84 in (2022) |
| May 28 | 93.0°F (2018) | 37.9°F (2021) | 0.63 in (2021) |
| May 29 | 89.1°F (2018) | 35.1°F (2021) | 1.52 in (2017) |
| May 30 | 86.0°F (2018) | 30.9°F (2021) | 1.61 in (2015) |
| May 31 | 88.0°F (2010) | 37.0°F (2015) | 0.58 in (2015) |