May weather in Williams, MN
The average temperature in Williams in May is 51.1°F (38.9°F–63.2°F). Average precipitation: 2.93 inches. Average snowfall is 0.3 inches.
May is a spring month in Williams, and is warmer than the annual average of 37.1°F. Daily temperatures swing about 24.3°F between overnight low and afternoon high. Expect about 10 days with precipitation. Daylight averages about 15h 3m. For travel, May is a comfortable month to visit.
Avg High
63.2°F
Avg Low
38.9°F
Precipitation
2.93 in
Snow
0.3 in
May records in Williams
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| May 1 | 78.1°F (2018) | 23.0°F (2011) | 0.66 in (2024) |
| May 2 | 77.0°F (2021) | 21.0°F (2002) | 0.34 in (2019) |
| May 3 | 81.0°F (2015) | 15.1°F (2013) | 0.68 in (2024) |
| May 4 | 81.0°F (2015) | 19.0°F (2008) | 0.46 in (2003) |
| May 5 | 82.9°F (2025) | 19.0°F (2008) | 0.74 in (2010) |
| May 6 | 91.0°F (2016) | 21.9°F (2021) | 0.40 in (2002) |
| May 7 | 79.0°F (2016) | 18.0°F (2019) | 0.26 in (2009) |
| May 8 | 86.0°F (2018) | 16.0°F (2020) | 0.43 in (2015) |
| May 9 | 84.9°F (2007) | 19.9°F (2020) | 0.75 in (2005) |
| May 10 | 77.0°F (2023) | 24.1°F (2002) | 1.15 in (2022) |
| May 11 | 93.9°F (2025) | 18.0°F (2020) | 0.32 in (2023) |
| May 12 | 90.0°F (2025) | 15.1°F (2013) | 4.20 in (2004) |
| May 13 | 90.0°F (2025) | 26.1°F (2020) | 1.03 in (2014) |
| May 14 | 89.1°F (2025) | 25.0°F (2002) | 0.51 in (2010) |
| May 15 | 82.0°F (2025) | 25.0°F (2009) | 0.36 in (2020) |
| May 16 | 79.0°F (2018) | 25.0°F (2012) | 0.81 in (2025) |
| May 17 | 80.1°F (2021) | 21.0°F (2002) | 0.07 in (2013) |
| May 18 | 86.0°F (2012) | 23.0°F (2002) | 1.22 in (2015) |
| May 19 | 80.1°F (2010) | 23.0°F (2015) | 0.72 in (2003) |
| May 20 | 82.0°F (2010) | 25.0°F (2002) | 0.76 in (2013) |
| May 21 | 78.1°F (2010) | 26.1°F (2006) | 1.47 in (2013) |
| May 22 | 81.0°F (2021) | 28.9°F (2025) | 0.89 in (2024) |
| May 23 | 82.9°F (2006) | 30.0°F (2025) | 0.53 in (2007) |
| May 24 | 82.9°F (2018) | 25.0°F (2002) | 0.22 in (2018) |
| May 25 | 84.9°F (2014) | 28.9°F (2011) | 2.43 in (2010) |
| May 26 | 87.1°F (2018) | 27.0°F (2011) | 0.98 in (2009) |
| May 27 | 84.9°F (2006) | 23.0°F (2008) | 0.67 in (2007) |
| May 28 | 91.0°F (2006) | 24.1°F (2021) | 0.17 in (2011) |
| May 29 | 84.9°F (2010) | 28.9°F (2009) | 1.05 in (2010) |
| May 30 | 88.0°F (2018) | 28.9°F (2020) | 0.96 in (2002) |
| May 31 | 87.1°F (2014) | 30.9°F (2003) | 1.70 in (2022) |