May weather in Niagara, ND
The average temperature in Niagara in May is 53.4°F (41.9°F–64.9°F). Average precipitation: 2.79 inches. Average snowfall is 0.6 inches.
May is a spring month in Niagara, and is warmer than the annual average of 38.6°F. Daily temperatures swing about 23°F between overnight low and afternoon high. Expect about 9 days with precipitation. Daylight averages about 14h 58m. For travel, May is a comfortable month to visit.
Avg High
64.9°F
Avg Low
41.9°F
Precipitation
2.79 in
Snow
0.6 in
May records in Niagara
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| May 1 | 88.0°F (1992) | 17.1°F (1958) | 0.90 in (2022) |
| May 2 | 90.0°F (1952) | 12.9°F (1967) | 1.37 in (1948) |
| May 3 | 87.1°F (1952) | 5.0°F (1967) | 1.22 in (2024) |
| May 4 | 88.0°F (1980) | 10.0°F (1967) | 0.92 in (1991) |
| May 5 | 90.0°F (1985) | 21.0°F (1944) | 1.82 in (1999) |
| May 6 | 90.0°F (2016) | 16.0°F (1989) | 1.40 in (1965) |
| May 7 | 91.0°F (2016) | 23.0°F (1947) | 0.78 in (2001) |
| May 8 | 84.9°F (1992) | 19.0°F (1980) | 1.29 in (1933) |
| May 9 | 89.1°F (1985) | 16.0°F (1945) | 1.37 in (1993) |
| May 10 | 88.0°F (1992) | 21.0°F (1990) | 0.66 in (1970) |
| May 11 | 91.9°F (1987) | 19.9°F (1946) | 1.05 in (1935) |
| May 12 | 95.0°F (2025) | 18.0°F (1946) | 1.11 in (2004) |
| May 13 | 93.9°F (2025) | 19.9°F (1945) | 0.65 in (1985) |
| May 14 | 93.9°F (2025) | 21.9°F (2004) | 0.87 in (1948) |
| May 15 | 90.0°F (1969) | 21.9°F (1983) | 0.57 in (1982) |
| May 16 | 93.0°F (1987) | 21.0°F (1983) | 0.85 in (1955) |
| May 17 | 93.0°F (1984) | 27.0°F (2002) | 1.13 in (1996) |
| May 18 | 89.1°F (1972) | 25.0°F (1990) | 2.40 in (2015) |
| May 19 | 91.0°F (1948) | 28.0°F (1965) | 1.09 in (1960) |
| May 20 | 95.0°F (1992) | 28.0°F (1983) | 1.22 in (1974) |
| May 21 | 96.1°F (1964) | 27.0°F (1963) | 1.59 in (1987) |
| May 22 | 89.1°F (1992) | 21.0°F (1963) | 1.41 in (2016) |
| May 23 | 95.0°F (1980) | 30.0°F (1959) | 1.15 in (1991) |
| May 24 | 89.1°F (1980) | 28.9°F (2002) | 0.70 in (1987) |
| May 25 | 89.1°F (2018) | 32.0°F (1983) | 1.42 in (2010) |
| May 26 | 93.9°F (2018) | 28.9°F (1947) | 1.60 in (2007) |
| May 27 | 91.9°F (2018) | 28.0°F (1965) | 0.82 in (2012) |
| May 28 | 95.0°F (1969) | 21.0°F (1947) | 1.03 in (1954) |
| May 29 | 91.0°F (1986) | 28.0°F (1945) | 0.72 in (2016) |
| May 30 | 93.9°F (1944) | 28.0°F (1964) | 1.34 in (1962) |
| May 31 | 93.9°F (1944) | 30.0°F (1964) | 2.20 in (1985) |