May weather in Gardiner, ME
The average temperature in Gardiner in May is 55.1°F (43.8°F–66.3°F). Average precipitation: 3.66 inches.
May is a spring month in Gardiner, and is warmer than the annual average of 45.8°F. Daily temperatures swing about 22.5°F between overnight low and afternoon high. Expect about 12 days with precipitation. Daylight averages about 14h 35m. For travel, May is a comfortable month to visit.
Avg High
66.3°F
Avg Low
43.8°F
Precipitation
3.66 in
Daylight
14h 35m
May records in Gardiner
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| May 1 | 82.0°F (1899) | 26.1°F (1922) | 4.62 in (2023) |
| May 2 | 87.1°F (1894) | 24.1°F (1943) | 1.45 in (1983) |
| May 3 | 89.1°F (2001) | 25.0°F (1966) | 1.70 in (1900) |
| May 4 | 89.1°F (2001) | 26.1°F (1911) | 1.10 in (1947) |
| May 5 | 88.0°F (1944) | 25.0°F (1911) | 1.26 in (1922) |
| May 6 | 87.1°F (1930) | 23.0°F (1961) | 1.70 in (1989) |
| May 7 | 88.0°F (1895) | 26.1°F (1967) | 2.70 in (1890) |
| May 8 | 88.0°F (1895) | 24.1°F (1933) | 1.17 in (1980) |
| May 9 | 91.9°F (1979) | 26.1°F (1956) | 1.30 in (1914) |
| May 10 | 93.0°F (1896) | 25.0°F (1947) | 0.95 in (1977) |
| May 11 | 90.0°F (1895) | 25.0°F (2022) | 1.64 in (1945) |
| May 12 | 84.9°F (1911) | 28.0°F (1900) | 1.80 in (1989) |
| May 13 | 84.9°F (1991) | 28.0°F (1939) | 1.88 in (1989) |
| May 14 | 86.0°F (1961) | 28.9°F (1967) | 1.90 in (1893) |
| May 15 | 89.1°F (2022) | 26.1°F (1947) | 1.25 in (1937) |
| May 16 | 90.0°F (1932) | 28.9°F (1936) | 1.30 in (1981) |
| May 17 | 89.1°F (1977) | 28.9°F (1957) | 2.84 in (1916) |
| May 18 | 93.0°F (1889) | 28.9°F (1935) | 2.35 in (1948) |
| May 19 | 93.0°F (2017) | 28.9°F (1944) | 2.42 in (1894) |
| May 20 | 86.0°F (1914) | 27.0°F (1961) | 1.49 in (1937) |
| May 21 | 86.0°F (2012) | 30.0°F (1912) | 2.27 in (1889) |
| May 22 | 99.0°F (1911) | 28.9°F (1936) | 1.12 in (1998) |
| May 23 | 93.9°F (1992) | 30.0°F (1935) | 1.56 in (1974) |
| May 24 | 91.0°F (1977) | 30.0°F (1903) | 3.67 in (1928) |
| May 25 | 89.1°F (1991) | 27.0°F (1956) | 1.30 in (1979) |
| May 26 | 91.0°F (2007) | 30.0°F (1956) | 1.72 in (2017) |
| May 27 | 90.0°F (2021) | 28.0°F (1969) | 1.96 in (1897) |
| May 28 | 90.0°F (1929) | 33.1°F (1962) | 1.27 in (2024) |
| May 29 | 91.9°F (2016) | 32.0°F (1956) | 2.50 in (1890) |
| May 30 | 93.0°F (1929) | 30.0°F (1967) | 3.05 in (1984) |
| May 31 | 95.0°F (1937) | 30.9°F (1947) | 1.62 in (1896) |