May weather in Montreal, WI
The average temperature in Montreal in May is 52.3°F (41.1°F–63.5°F). Average precipitation: 3.56 inches. Average snowfall is 1.4 inches.
May is a spring month in Montreal, and is warmer than the annual average of 40.4°F. Daily temperatures swing about 22.4°F between overnight low and afternoon high. Expect about 11 days with precipitation. Daylight averages about 14h 48m. For travel, May is a comfortable month to visit.
Avg High
63.5°F
Avg Low
41.1°F
Precipitation
3.56 in
Snow
1.4 in
May records in Montreal
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| May 1 | 78.1°F (1998) | 25.0°F (1989) | 1.29 in (2023) |
| May 2 | 82.9°F (1992) | 19.9°F (1996) | 0.80 in (1993) |
| May 3 | 77.0°F (1999) | 23.0°F (2004) | 1.33 in (2008) |
| May 4 | 80.1°F (2000) | 26.1°F (2005) | 0.38 in (2008) |
| May 5 | 78.1°F (1999) | 21.9°F (1992) | 0.35 in (1989) |
| May 6 | 86.0°F (2000) | 19.9°F (1989) | 0.63 in (1991) |
| May 7 | 89.1°F (2016) | 24.1°F (1989) | 0.70 in (1999) |
| May 8 | 81.0°F (1992) | 23.0°F (2020) | 1.25 in (1999) |
| May 9 | 82.9°F (1993) | 23.0°F (2020) | 1.55 in (2014) |
| May 10 | 82.0°F (1992) | 26.1°F (2021) | 0.86 in (2006) |
| May 11 | 86.0°F (2007) | 25.0°F (2020) | 0.91 in (2003) |
| May 12 | 84.0°F (1991) | 21.0°F (1988) | 3.86 in (2003) |
| May 13 | 87.1°F (2025) | 21.0°F (1997) | 0.67 in (2010) |
| May 14 | 86.0°F (2025) | 19.9°F (1997) | 0.75 in (2004) |
| May 15 | 89.1°F (2007) | 21.0°F (1997) | 0.92 in (2025) |
| May 16 | 87.1°F (2001) | 28.0°F (2011) | 1.02 in (2025) |
| May 17 | 84.9°F (2018) | 23.0°F (1988) | 0.53 in (2004) |
| May 18 | 81.0°F (1989) | 25.0°F (2002) | 1.68 in (2017) |
| May 19 | 87.1°F (1998) | 24.1°F (2000) | 1.43 in (1996) |
| May 20 | 86.0°F (2012) | 24.1°F (2002) | 1.30 in (2013) |
| May 21 | 89.1°F (2009) | 28.9°F (2002) | 2.08 in (2012) |
| May 22 | 84.9°F (1994) | 30.0°F (2006) | 2.10 in (2024) |
| May 23 | 82.9°F (1991) | 32.0°F (2003) | 0.87 in (2011) |
| May 24 | 84.9°F (1991) | 30.0°F (1992) | 1.61 in (1993) |
| May 25 | 91.0°F (2010) | 30.9°F (2004) | 1.33 in (1989) |
| May 26 | 90.0°F (2010) | 28.0°F (1992) | 1.65 in (2020) |
| May 27 | 89.1°F (2018) | 28.9°F (1994) | 0.73 in (2012) |
| May 28 | 90.0°F (2018) | 28.0°F (2004) | 0.80 in (1995) |
| May 29 | 93.0°F (2006) | -0.9°F (1990) | 0.90 in (1997) |
| May 30 | 91.9°F (2006) | 28.9°F (2021) | 1.16 in (2011) |
| May 31 | 87.1°F (2014) | 17.1°F (2015) | 1.80 in (1998) |