May weather in Porter, MN
The average temperature in Porter in May is 57.2°F (46.2°F–68.1°F). Average precipitation: 3.43 inches.
May is a spring month in Porter, and is warmer than the annual average of 44.7°F. Daily temperatures swing about 21.9°F between overnight low and afternoon high. Expect about 11 days with precipitation. Daylight averages about 14h 37m. For travel, May is a comfortable month to visit.
Avg High
68.1°F
Avg Low
46.2°F
Precipitation
3.43 in
Snow
0.1 in
May records in Porter
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| May 1 | 98.1°F (1959) | 21.9°F (1966) | 1.77 in (2006) |
| May 2 | 91.9°F (1955) | 21.0°F (1961) | 1.95 in (1946) |
| May 3 | 93.9°F (1949) | 18.0°F (1967) | 1.30 in (1944) |
| May 4 | 93.0°F (1926) | 18.0°F (1967) | 1.03 in (1991) |
| May 5 | 93.0°F (1926) | 10.0°F (1951) | 0.81 in (2020) |
| May 6 | 91.9°F (2004) | 21.9°F (1944) | 1.63 in (2012) |
| May 7 | 93.9°F (1916) | 19.9°F (1931) | 1.81 in (1983) |
| May 8 | 90.0°F (1990) | 24.1°F (1931) | 2.93 in (2000) |
| May 9 | 88.0°F (1985) | 27.0°F (1945) | 2.40 in (1918) |
| May 10 | 95.0°F (1987) | 24.1°F (1981) | 1.90 in (2015) |
| May 11 | 93.9°F (1987) | 21.9°F (1946) | 1.87 in (2023) |
| May 12 | 91.0°F (2025) | 21.0°F (1946) | 1.12 in (1963) |
| May 13 | 91.0°F (1977) | 27.0°F (1953) | 1.30 in (1942) |
| May 14 | 95.0°F (1932) | 28.0°F (1921) | 1.99 in (1957) |
| May 15 | 97.0°F (2001) | 24.1°F (1959) | 1.27 in (1916) |
| May 16 | 93.0°F (2001) | 28.9°F (2014) | 1.07 in (1990) |
| May 17 | 95.0°F (1987) | 28.9°F (1925) | 1.37 in (1961) |
| May 18 | 93.9°F (1977) | 30.9°F (1968) | 2.11 in (1938) |
| May 19 | 95.0°F (1932) | 30.9°F (1926) | 1.45 in (1962) |
| May 20 | 97.0°F (2009) | 28.9°F (1967) | 1.37 in (2012) |
| May 21 | 95.0°F (1964) | 30.0°F (1979) | 1.81 in (1965) |
| May 22 | 95.0°F (1925) | 26.1°F (1963) | 1.47 in (2024) |
| May 23 | 96.1°F (1950) | 30.9°F (1958) | 1.11 in (1965) |
| May 24 | 96.1°F (1926) | 30.9°F (1924) | 1.35 in (2004) |
| May 25 | 97.0°F (1967) | 32.0°F (1924) | 1.48 in (1918) |
| May 26 | 97.0°F (1967) | 30.0°F (1971) | 0.73 in (1990) |
| May 27 | 96.1°F (1969) | 35.1°F (1932) | 1.41 in (1939) |
| May 28 | 100.0°F (2018) | 32.0°F (1965) | 1.35 in (1995) |
| May 29 | 95.0°F (1925) | 27.0°F (1947) | 1.75 in (2013) |
| May 30 | 97.0°F (1939) | 30.9°F (2015) | 1.20 in (1972) |
| May 31 | 93.0°F (1939) | 37.0°F (1964) | 2.09 in (1959) |