May weather in Boerne, TX
The average temperature in Boerne in May is 73.3°F (62.7°F–84.0°F). Average precipitation: 5.28 inches.
May is a spring month in Boerne, and is warmer than the annual average of 66.5°F. Daily temperatures swing about 21.3°F between overnight low and afternoon high. Expect about 8 days with precipitation. Daylight averages about 13h 30m. For travel, May is a wet month.
Avg High
84.0°F
Avg Low
62.7°F
Precipitation
5.28 in
Daylight
13h 30m
May records in Boerne
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| May 1 | 93.0°F (1948) | 34.0°F (1996) | 2.69 in (1974) |
| May 2 | 93.9°F (1920) | 35.1°F (1909) | 2.08 in (2021) |
| May 3 | 93.0°F (1984) | 39.9°F (1970) | 6.86 in (1958) |
| May 4 | 95.0°F (1984) | 34.0°F (1954) | 2.07 in (1895) |
| May 5 | 98.1°F (1906) | 34.0°F (2013) | 2.48 in (2018) |
| May 6 | 99.0°F (1984) | 41.0°F (1970) | 2.53 in (1930) |
| May 7 | 99.0°F (1984) | 41.0°F (1913) | 3.13 in (1972) |
| May 8 | 100.9°F (1967) | 37.9°F (1917) | 1.93 in (1995) |
| May 9 | 97.0°F (2009) | 36.0°F (1984) | 2.97 in (2005) |
| May 10 | 96.1°F (1967) | 36.0°F (1984) | 2.72 in (1974) |
| May 11 | 97.0°F (1939) | 41.0°F (1981) | 4.86 in (1894) |
| May 12 | 98.1°F (1967) | 41.0°F (1931) | 1.48 in (1968) |
| May 13 | 93.9°F (1906) | 41.0°F (1971) | 2.95 in (2020) |
| May 14 | 99.0°F (2025) | 39.9°F (1971) | 3.60 in (1900) |
| May 15 | 99.0°F (2025) | 39.9°F (1971) | 3.07 in (1970) |
| May 16 | 98.1°F (1908) | 41.0°F (1967) | 1.68 in (2020) |
| May 17 | 98.1°F (1908) | 42.1°F (1945) | 5.60 in (1965) |
| May 18 | 98.1°F (2022) | 45.0°F (1945) | 2.60 in (1916) |
| May 19 | 98.1°F (1908) | 45.0°F (1970) | 1.79 in (2021) |
| May 20 | 98.1°F (1908) | 44.1°F (2002) | 5.05 in (1914) |
| May 21 | 97.0°F (1939) | 44.1°F (2002) | 6.61 in (1914) |
| May 22 | 99.0°F (1939) | 44.1°F (2012) | 4.95 in (1992) |
| May 23 | 96.1°F (1925) | 46.0°F (1913) | 6.13 in (1936) |
| May 24 | 104.0°F (1925) | 48.9°F (1940) | 6.08 in (2015) |
| May 25 | 96.1°F (1915) | 50.0°F (1930) | 3.11 in (2013) |
| May 26 | 100.9°F (2011) | 48.9°F (1913) | 3.25 in (1924) |
| May 27 | 97.0°F (1906) | 51.1°F (1913) | 4.67 in (1952) |
| May 28 | 102.9°F (1912) | 44.1°F (2012) | 2.62 in (2025) |
| May 29 | 98.1°F (2011) | 46.9°F (2012) | 3.00 in (1907) |
| May 30 | 96.1°F (1912) | 46.9°F (1984) | 2.01 in (1995) |
| May 31 | 98.1°F (1911) | 45.0°F (1984) | 3.05 in (1937) |