May weather in Culbertson, MT
The average temperature in Culbertson in May is 55.5°F (40.4°F–70.7°F). Average precipitation: 2.25 inches.
May is a spring month in Culbertson, and is warmer than the annual average of 43.3°F. Daily temperatures swing about 30.3°F between overnight low and afternoon high. Expect about 9 days with precipitation. Daylight averages about 14h 59m. For travel, May is a comfortable month to visit.
Avg High
70.7°F
Avg Low
40.4°F
Precipitation
2.25 in
Daylight
14h 59m
May records in Culbertson
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| May 1 | 90.0°F (1901) | 14.0°F (1984) | 0.65 in (1972) |
| May 2 | 89.1°F (2000) | 18.0°F (1967) | 0.56 in (1919) |
| May 3 | 90.0°F (2025) | 10.9°F (2005) | 1.60 in (1955) |
| May 4 | 98.1°F (2007) | 15.1°F (2002) | 0.91 in (1930) |
| May 5 | 91.0°F (1934) | 15.1°F (1931) | 2.00 in (2007) |
| May 6 | 91.9°F (1992) | 12.9°F (1929) | 2.15 in (1965) |
| May 7 | 93.0°F (1992) | 16.0°F (1929) | 1.19 in (1993) |
| May 8 | 93.0°F (1934) | 8.1°F (1909) | 1.27 in (2005) |
| May 9 | 91.9°F (1977) | 15.1°F (1909) | 1.19 in (1953) |
| May 10 | 93.0°F (1977) | 10.0°F (1911) | 2.71 in (2011) |
| May 11 | 91.9°F (1958) | 16.0°F (2020) | 0.65 in (1999) |
| May 12 | 93.9°F (1960) | 21.9°F (1967) | 1.15 in (1922) |
| May 13 | 93.9°F (1977) | 21.9°F (1943) | 1.65 in (2022) |
| May 14 | 98.1°F (1903) | 23.0°F (1980) | 0.80 in (1910) |
| May 15 | 95.0°F (1936) | 23.0°F (1945) | 1.30 in (2025) |
| May 16 | 93.9°F (1901) | 21.9°F (1925) | 1.11 in (2025) |
| May 17 | 100.0°F (1901) | 23.0°F (1905) | 1.14 in (1987) |
| May 18 | 98.1°F (1948) | 26.1°F (1993) | 0.78 in (1971) |
| May 19 | 95.0°F (1901) | 21.9°F (1997) | 1.01 in (2014) |
| May 20 | 96.1°F (1964) | 21.0°F (1968) | 1.00 in (1994) |
| May 21 | 100.0°F (1980) | 25.0°F (1931) | 2.10 in (1903) |
| May 22 | 102.9°F (1980) | 25.0°F (1963) | 0.67 in (1981) |
| May 23 | 96.1°F (1980) | 24.1°F (1949) | 2.07 in (1933) |
| May 24 | 93.9°F (1977) | 26.1°F (2002) | 1.40 in (1965) |
| May 25 | 98.1°F (1931) | 19.9°F (1992) | 2.30 in (1965) |
| May 26 | 97.0°F (1934) | 28.0°F (1904) | 1.65 in (1911) |
| May 27 | 97.0°F (1934) | 24.1°F (1932) | 0.96 in (2013) |
| May 28 | 93.9°F (1901) | 21.0°F (1947) | 0.94 in (1926) |
| May 29 | 102.9°F (1934) | 21.9°F (1947) | 1.32 in (1929) |
| May 30 | 100.0°F (1984) | 28.9°F (1947) | 1.19 in (1978) |
| May 31 | 93.0°F (1986) | 28.0°F (1954) | 1.65 in (2013) |