May weather in Big Falls, MN
The average temperature in Big Falls in May is 51.5°F (39.2°F–63.8°F). Average precipitation: 3.09 inches.
May is a spring month in Big Falls, and is warmer than the annual average of 37.5°F. Daily temperatures swing about 24.6°F between overnight low and afternoon high. Daylight averages about 14h 59m. For travel, May is a comfortable month to visit.
Avg High
63.8°F
Avg Low
39.2°F
Precipitation
3.09 in
Daylight
14h 59m
May records in Big Falls
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| May 1 | 87.1°F (1952) | 19.0°F (1958) | 1.02 in (2022) |
| May 2 | 90.0°F (1959) | 16.0°F (1967) | 2.10 in (1934) |
| May 3 | 88.0°F (1980) | 12.0°F (1967) | 0.50 in (1950) |
| May 4 | 90.0°F (1952) | 19.9°F (1958) | 0.90 in (1964) |
| May 5 | 86.0°F (1939) | 19.0°F (1968) | 1.80 in (1938) |
| May 6 | 86.0°F (1936) | 18.0°F (1989) | 1.40 in (1941) |
| May 7 | 88.0°F (1953) | 19.9°F (1948) | 0.97 in (1999) |
| May 8 | 89.1°F (1953) | 15.1°F (1950) | 0.90 in (2018) |
| May 9 | 84.9°F (1953) | 15.1°F (1966) | 0.70 in (1950) |
| May 10 | 84.0°F (1991) | 19.0°F (1966) | 1.50 in (1973) |
| May 11 | 91.9°F (2025) | 19.0°F (1946) | 2.22 in (1985) |
| May 12 | 88.0°F (1977) | 19.9°F (1946) | 1.23 in (2004) |
| May 13 | 91.9°F (1977) | 21.0°F (1945) | 0.83 in (1983) |
| May 14 | 90.0°F (1991) | 19.9°F (1945) | 0.77 in (1974) |
| May 15 | 90.0°F (1931) | 21.9°F (1959) | 1.65 in (1965) |
| May 16 | 87.1°F (1972) | 19.9°F (1983) | 1.89 in (1998) |
| May 17 | 91.9°F (1972) | 24.1°F (1983) | 1.15 in (1962) |
| May 18 | 91.0°F (1972) | 12.0°F (1999) | 1.74 in (2015) |
| May 19 | 88.0°F (1978) | 23.0°F (1945) | 2.05 in (1977) |
| May 20 | 89.1°F (1994) | 25.0°F (1949) | 0.91 in (1937) |
| May 21 | 93.0°F (1964) | 25.0°F (1967) | 1.53 in (2024) |
| May 22 | 93.0°F (1964) | 27.0°F (1934) | 1.82 in (2001) |
| May 23 | 90.0°F (1950) | 26.1°F (1956) | 1.84 in (1962) |
| May 24 | 91.9°F (1980) | 26.1°F (1934) | 1.65 in (2010) |
| May 25 | 91.0°F (1980) | 25.0°F (1983) | 1.31 in (2005) |
| May 26 | 88.0°F (1978) | 27.0°F (1983) | 1.47 in (2005) |
| May 27 | 93.0°F (1969) | 25.0°F (1936) | 1.55 in (1963) |
| May 28 | 93.9°F (1969) | 26.1°F (1958) | 1.04 in (1998) |
| May 29 | 91.9°F (1986) | 27.0°F (1952) | 1.39 in (1978) |
| May 30 | 97.0°F (1939) | 28.9°F (1964) | 1.45 in (1937) |
| May 31 | 97.0°F (1934) | 28.0°F (1931) | 1.08 in (1941) |