May weather in Fortuna, ND
The average temperature in Fortuna in May is 51.7°F (38.7°F–64.7°F). Average precipitation: 2.06 inches. Average snowfall is 0.9 inches.
May is a spring month in Fortuna, and is warmer than the annual average of 38.3°F. Daily temperatures swing about 26°F between overnight low and afternoon high. Expect about 6 days with precipitation. Daylight averages about 15h 4m. For travel, May is a comfortable month to visit.
Avg High
64.7°F
Avg Low
38.7°F
Precipitation
2.06 in
Snow
0.9 in
May records in Fortuna
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| May 1 | 84.0°F (1968) | 16.0°F (2002) | 0.65 in (2024) |
| May 2 | 79.0°F (1980) | 17.1°F (2005) | 0.47 in (1996) |
| May 3 | 84.9°F (2000) | 14.0°F (2005) | 0.61 in (1964) |
| May 4 | 84.9°F (1985) | 15.1°F (2002) | 0.50 in (1978) |
| May 5 | 87.1°F (2025) | 15.1°F (1985) | 0.76 in (1965) |
| May 6 | 90.0°F (2016) | 21.0°F (1972) | 2.15 in (1965) |
| May 7 | 89.1°F (1992) | 18.0°F (1984) | 0.90 in (2024) |
| May 8 | 89.1°F (1992) | 21.0°F (1984) | 0.55 in (1968) |
| May 9 | 89.1°F (1987) | 21.9°F (1981) | 0.40 in (1992) |
| May 10 | 87.1°F (1977) | 19.0°F (2021) | 1.10 in (2011) |
| May 11 | 88.0°F (2025) | 23.0°F (2020) | 1.46 in (2011) |
| May 12 | 88.0°F (2025) | 24.1°F (1983) | 1.20 in (2023) |
| May 13 | 93.0°F (2025) | 14.0°F (1985) | 2.00 in (2022) |
| May 14 | 93.9°F (1977) | 23.0°F (2005) | 1.00 in (2003) |
| May 15 | 84.9°F (2001) | 19.9°F (1986) | 1.14 in (2025) |
| May 16 | 82.9°F (1987) | 3.9°F (1984) | 1.10 in (1977) |
| May 17 | 87.1°F (2012) | 28.9°F (2009) | 1.05 in (2015) |
| May 18 | 91.0°F (1972) | 10.0°F (1984) | 0.90 in (2004) |
| May 19 | 90.0°F (2006) | 27.0°F (2015) | 0.91 in (2025) |
| May 20 | 93.9°F (1964) | 27.0°F (2003) | 1.60 in (1994) |
| May 21 | 93.9°F (1964) | 28.0°F (2009) | 0.70 in (2021) |
| May 22 | 96.1°F (1980) | 27.0°F (2002) | 1.60 in (2011) |
| May 23 | 100.0°F (1980) | 26.1°F (2002) | 0.70 in (1986) |
| May 24 | 95.0°F (1980) | 30.9°F (1974) | 1.40 in (2021) |
| May 25 | 90.0°F (1977) | 27.0°F (1992) | 1.95 in (1965) |
| May 26 | 93.9°F (1969) | 26.1°F (1984) | 0.78 in (1990) |
| May 27 | 91.9°F (1969) | 27.0°F (1965) | 0.80 in (2012) |
| May 28 | 89.1°F (1969) | 30.0°F (1965) | 0.90 in (1988) |
| May 29 | 90.0°F (1988) | 30.9°F (1965) | 1.30 in (2022) |
| May 30 | 93.0°F (1988) | 32.0°F (1965) | 1.17 in (1999) |
| May 31 | 96.1°F (1984) | 32.0°F (1998) | 2.00 in (2007) |